./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5cd93119259b478e9ace2ae93fde799beac44478 ........................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5cd93119259b478e9ace2ae93fde799beac44478 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 01:50:23,157 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 01:50:23,158 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 01:50:23,164 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 01:50:23,165 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 01:50:23,165 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 01:50:23,166 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 01:50:23,167 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 01:50:23,168 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 01:50:23,169 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 01:50:23,169 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 01:50:23,170 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 01:50:23,170 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 01:50:23,171 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 01:50:23,171 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 01:50:23,172 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 01:50:23,172 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 01:50:23,173 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 01:50:23,174 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 01:50:23,175 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 01:50:23,175 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 01:50:23,176 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 01:50:23,178 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 01:50:23,178 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 01:50:23,178 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 01:50:23,178 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 01:50:23,179 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 01:50:23,179 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 01:50:23,180 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 01:50:23,180 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 01:50:23,180 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 01:50:23,181 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 01:50:23,181 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 01:50:23,181 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 01:50:23,181 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 01:50:23,182 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 01:50:23,182 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-03 01:50:23,191 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 01:50:23,191 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 01:50:23,192 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 01:50:23,192 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 01:50:23,192 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 01:50:23,192 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 01:50:23,192 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 01:50:23,193 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 01:50:23,193 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 01:50:23,193 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 01:50:23,193 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 01:50:23,193 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-03 01:50:23,193 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 01:50:23,194 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 01:50:23,194 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 01:50:23,194 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 01:50:23,194 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 01:50:23,194 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 01:50:23,195 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 01:50:23,195 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 01:50:23,195 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 01:50:23,195 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 01:50:23,195 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 01:50:23,195 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 01:50:23,196 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 01:50:23,196 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 01:50:23,196 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 01:50:23,196 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 01:50:23,196 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 01:50:23,196 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 01:50:23,197 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 01:50:23,197 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 01:50:23,197 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 01:50:23,197 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 01:50:23,197 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 01:50:23,197 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 01:50:23,197 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cd93119259b478e9ace2ae93fde799beac44478 [2018-12-03 01:50:23,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 01:50:23,227 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 01:50:23,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 01:50:23,229 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 01:50:23,230 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 01:50:23,230 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-12-03 01:50:23,265 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/data/df6c23da6/4399dd41372e4633820de0b958ca9466/FLAGa1bbbc3d0 [2018-12-03 01:50:23,611 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 01:50:23,612 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-12-03 01:50:23,616 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/data/df6c23da6/4399dd41372e4633820de0b958ca9466/FLAGa1bbbc3d0 [2018-12-03 01:50:24,010 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/data/df6c23da6/4399dd41372e4633820de0b958ca9466 [2018-12-03 01:50:24,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 01:50:24,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 01:50:24,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 01:50:24,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 01:50:24,020 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 01:50:24,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:50:24" (1/1) ... [2018-12-03 01:50:24,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a7d4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:24, skipping insertion in model container [2018-12-03 01:50:24,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:50:24" (1/1) ... [2018-12-03 01:50:24,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 01:50:24,042 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 01:50:24,143 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:50:24,146 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 01:50:24,166 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:50:24,207 INFO L195 MainTranslator]: Completed translation [2018-12-03 01:50:24,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:24 WrapperNode [2018-12-03 01:50:24,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 01:50:24,207 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 01:50:24,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 01:50:24,207 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 01:50:24,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:24" (1/1) ... [2018-12-03 01:50:24,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:24" (1/1) ... [2018-12-03 01:50:24,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 01:50:24,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 01:50:24,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 01:50:24,223 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 01:50:24,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:24" (1/1) ... [2018-12-03 01:50:24,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:24" (1/1) ... [2018-12-03 01:50:24,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:24" (1/1) ... [2018-12-03 01:50:24,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:24" (1/1) ... [2018-12-03 01:50:24,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:24" (1/1) ... [2018-12-03 01:50:24,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:24" (1/1) ... [2018-12-03 01:50:24,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:24" (1/1) ... [2018-12-03 01:50:24,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 01:50:24,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 01:50:24,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 01:50:24,244 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 01:50:24,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 01:50:24,273 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 01:50:24,273 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 01:50:24,273 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-12-03 01:50:24,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-12-03 01:50:24,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-03 01:50:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-03 01:50:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 01:50:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 01:50:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-03 01:50:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 01:50:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 01:50:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 01:50:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-03 01:50:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-03 01:50:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-12-03 01:50:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-12-03 01:50:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 01:50:24,478 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 01:50:24,478 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-03 01:50:24,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:50:24 BoogieIcfgContainer [2018-12-03 01:50:24,478 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 01:50:24,479 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 01:50:24,479 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 01:50:24,481 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 01:50:24,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 01:50:24" (1/3) ... [2018-12-03 01:50:24,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74976ac7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 01:50:24, skipping insertion in model container [2018-12-03 01:50:24,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:24" (2/3) ... [2018-12-03 01:50:24,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74976ac7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 01:50:24, skipping insertion in model container [2018-12-03 01:50:24,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:50:24" (3/3) ... [2018-12-03 01:50:24,482 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1122a_true-unreach-call.c [2018-12-03 01:50:24,488 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 01:50:24,492 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-03 01:50:24,501 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-03 01:50:24,518 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 01:50:24,518 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 01:50:24,518 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 01:50:24,518 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 01:50:24,518 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 01:50:24,518 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 01:50:24,518 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 01:50:24,518 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 01:50:24,528 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2018-12-03 01:50:24,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-03 01:50:24,531 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:50:24,531 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:50:24,533 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:50:24,536 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:50:24,536 INFO L82 PathProgramCache]: Analyzing trace with hash -348005672, now seen corresponding path program 1 times [2018-12-03 01:50:24,537 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:50:24,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:50:24,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:50:24,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:50:24,564 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:50:24,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:50:24,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:50:24,614 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:50:24,614 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 01:50:24,614 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:50:24,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-03 01:50:24,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-03 01:50:24,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 01:50:24,626 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 2 states. [2018-12-03 01:50:24,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:50:24,639 INFO L93 Difference]: Finished difference Result 102 states and 158 transitions. [2018-12-03 01:50:24,639 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-03 01:50:24,640 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-12-03 01:50:24,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:50:24,646 INFO L225 Difference]: With dead ends: 102 [2018-12-03 01:50:24,646 INFO L226 Difference]: Without dead ends: 51 [2018-12-03 01:50:24,648 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 01:50:24,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-12-03 01:50:24,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2018-12-03 01:50:24,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-12-03 01:50:24,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 66 transitions. [2018-12-03 01:50:24,670 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 66 transitions. Word has length 22 [2018-12-03 01:50:24,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:50:24,671 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 66 transitions. [2018-12-03 01:50:24,671 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-03 01:50:24,671 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2018-12-03 01:50:24,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-03 01:50:24,671 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:50:24,671 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:50:24,671 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:50:24,672 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:50:24,672 INFO L82 PathProgramCache]: Analyzing trace with hash 1100584309, now seen corresponding path program 1 times [2018-12-03 01:50:24,672 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:50:24,673 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:50:24,673 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:50:24,673 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:50:24,673 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:50:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 01:50:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 01:50:24,732 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-03 01:50:24,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 01:50:24 BoogieIcfgContainer [2018-12-03 01:50:24,750 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 01:50:24,751 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 01:50:24,751 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 01:50:24,751 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 01:50:24,751 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:50:24" (3/4) ... [2018-12-03 01:50:24,753 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-03 01:50:24,753 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 01:50:24,754 INFO L168 Benchmark]: Toolchain (without parser) took 739.60 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.7 MB). Free memory was 949.7 MB in the beginning and 1.0 GB in the end (delta: -57.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2018-12-03 01:50:24,755 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:50:24,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 191.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.7 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -129.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2018-12-03 01:50:24,755 INFO L168 Benchmark]: Boogie Procedure Inliner took 14.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-03 01:50:24,755 INFO L168 Benchmark]: Boogie Preprocessor took 21.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-03 01:50:24,756 INFO L168 Benchmark]: RCFGBuilder took 234.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 11.5 GB. [2018-12-03 01:50:24,756 INFO L168 Benchmark]: TraceAbstraction took 271.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 11.5 GB. [2018-12-03 01:50:24,756 INFO L168 Benchmark]: Witness Printer took 2.58 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:50:24,758 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 191.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.7 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -129.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 14.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 234.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 271.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 11.5 GB. * Witness Printer took 2.58 ms. Allocated memory is still 1.1 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: 123]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 35, overapproximation of bitwiseXor at line 31. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; VAL [\old(one_fmod)=10737418253, \old(Zero_fmod)=10737418250, \old(Zero_fmod)=10737418247, one_fmod=1, Zero_fmod={10737418249:0}] [L117] float x = 1.0f / 0.0f; [L118] float y = __VERIFIER_nondet_float(); [L119] CALL, EXPR fmod_float(x, y) VAL [\old(x)=10737418244, \old(y)=10737418251, one_fmod=1, Zero_fmod={10737418249:0}] [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [\old(x)=10737418244, \old(y)=10737418251, one_fmod=1, x=10737418244, y=10737418251, Zero_fmod={10737418249:0}] [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 [\old(x)=10737418244, \old(y)=10737418251, one_fmod=1, sx=-1, x=10737418244, y=10737418251, Zero_fmod={10737418249:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [\old(x)=10737418244, \old(y)=10737418251, hx=2139095040, hy=2139095041, one_fmod=1, sx=-1, x=10737418244, y=10737418251, Zero_fmod={10737418249:0}] [L119] RET, EXPR fmod_float(x, y) VAL [fmod_float(x, y)=10737418243, one_fmod=1, x=10737418244, y=10737418251, Zero_fmod={10737418249:0}] [L119] float res = fmod_float(x, y); [L122] CALL, EXPR isnan_float(res) VAL [\old(x)=10737418243, one_fmod=1, Zero_fmod={10737418249:0}] [L108] return x != x; VAL [\old(x)=10737418243, \result=0, one_fmod=1, x=10737418243, Zero_fmod={10737418249:0}] [L122] RET, EXPR isnan_float(res) VAL [isnan_float(res)=0, one_fmod=1, res=10737418243, x=10737418244, y=10737418251, Zero_fmod={10737418249:0}] [L122] COND TRUE !isnan_float(res) [L123] __VERIFIER_error() VAL [one_fmod=1, res=10737418243, x=10737418244, y=10737418251, Zero_fmod={10737418249:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 55 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 70 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=55occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 441 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-03 01:50:26,081 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 01:50:26,082 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 01:50:26,089 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-12-03 01:50:26,094 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 01:50:26,095 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 01:50:26,095 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 01:50:26,096 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 01:50:26,096 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 01:50:26,096 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 01:50:26,098 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 01:50:26,099 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 01:50:26,100 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 01:50:26,101 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 01:50:26,101 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 01:50:26,102 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 01:50:26,103 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 01:50:26,103 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 01:50:26,103 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 01:50:26,104 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 01:50:26,104 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 01:50:26,105 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 01:50:26,105 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 01:50:26,106 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 01:50:26,106 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 01:50:26,106 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 01:50:26,106 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 01:50:26,107 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 01:50:26,108 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 01:50:26,108 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-03 01:50:26,118 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 01:50:26,118 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 01:50:26,119 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 01:50:26,119 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 01:50:26,119 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 01:50:26,119 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 01:50:26,119 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 01:50:26,119 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 01:50:26,120 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 01:50:26,120 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 01:50:26,120 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 01:50:26,121 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 01:50:26,121 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 01:50:26,121 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 01:50:26,121 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 01:50:26,121 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 01:50:26,121 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 01:50:26,121 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-03 01:50:26,122 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-03 01:50:26,122 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 01:50:26,122 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 01:50:26,122 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-03 01:50:26,122 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 01:50:26,122 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 01:50:26,123 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 01:50:26,123 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 01:50:26,123 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 01:50:26,123 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 01:50:26,123 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 01:50:26,123 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 01:50:26,124 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 01:50:26,124 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-03 01:50:26,124 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 01:50:26,124 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-03 01:50:26,124 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-03 01:50:26,124 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cd93119259b478e9ace2ae93fde799beac44478 [2018-12-03 01:50:26,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 01:50:26,158 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 01:50:26,161 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 01:50:26,162 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 01:50:26,163 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 01:50:26,163 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-12-03 01:50:26,202 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/data/6a053d52b/b2e64f1d42204c21836dedf718bee1d6/FLAGa93d8b560 [2018-12-03 01:50:26,543 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 01:50:26,544 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-12-03 01:50:26,548 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/data/6a053d52b/b2e64f1d42204c21836dedf718bee1d6/FLAGa93d8b560 [2018-12-03 01:50:26,942 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/data/6a053d52b/b2e64f1d42204c21836dedf718bee1d6 [2018-12-03 01:50:26,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 01:50:26,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 01:50:26,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 01:50:26,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 01:50:26,948 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 01:50:26,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:50:26" (1/1) ... [2018-12-03 01:50:26,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc28ced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:26, skipping insertion in model container [2018-12-03 01:50:26,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:50:26" (1/1) ... [2018-12-03 01:50:26,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 01:50:26,966 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 01:50:27,073 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:50:27,077 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 01:50:27,100 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:50:27,115 INFO L195 MainTranslator]: Completed translation [2018-12-03 01:50:27,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:27 WrapperNode [2018-12-03 01:50:27,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 01:50:27,116 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 01:50:27,116 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 01:50:27,116 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 01:50:27,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:27" (1/1) ... [2018-12-03 01:50:27,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:27" (1/1) ... [2018-12-03 01:50:27,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 01:50:27,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 01:50:27,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 01:50:27,132 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 01:50:27,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:27" (1/1) ... [2018-12-03 01:50:27,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:27" (1/1) ... [2018-12-03 01:50:27,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:27" (1/1) ... [2018-12-03 01:50:27,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:27" (1/1) ... [2018-12-03 01:50:27,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:27" (1/1) ... [2018-12-03 01:50:27,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:27" (1/1) ... [2018-12-03 01:50:27,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:27" (1/1) ... [2018-12-03 01:50:27,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 01:50:27,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 01:50:27,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 01:50:27,189 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 01:50:27,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 01:50:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-03 01:50:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 01:50:27,219 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 01:50:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-03 01:50:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-12-03 01:50:27,220 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-12-03 01:50:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 01:50:27,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 01:50:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 01:50:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-03 01:50:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 01:50:27,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 01:50:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-03 01:50:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-12-03 01:50:27,220 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-12-03 01:50:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-03 01:50:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 01:50:27,313 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:50:27,357 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:50:27,374 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:50:27,693 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 01:50:27,693 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-03 01:50:27,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:50:27 BoogieIcfgContainer [2018-12-03 01:50:27,693 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 01:50:27,693 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 01:50:27,694 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 01:50:27,695 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 01:50:27,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 01:50:26" (1/3) ... [2018-12-03 01:50:27,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c7d1128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 01:50:27, skipping insertion in model container [2018-12-03 01:50:27,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:50:27" (2/3) ... [2018-12-03 01:50:27,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c7d1128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 01:50:27, skipping insertion in model container [2018-12-03 01:50:27,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:50:27" (3/3) ... [2018-12-03 01:50:27,697 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1122a_true-unreach-call.c [2018-12-03 01:50:27,702 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 01:50:27,706 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-03 01:50:27,718 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-03 01:50:27,735 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-03 01:50:27,735 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 01:50:27,735 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 01:50:27,735 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 01:50:27,735 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 01:50:27,735 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 01:50:27,735 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 01:50:27,735 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 01:50:27,736 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 01:50:27,745 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states. [2018-12-03 01:50:27,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-03 01:50:27,748 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:50:27,749 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:50:27,750 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:50:27,753 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:50:27,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1582823124, now seen corresponding path program 1 times [2018-12-03 01:50:27,755 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-03 01:50:27,756 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-12-03 01:50:27,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:50:27,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:50:27,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:50:27,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:50:27,983 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 01:50:27,995 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:50:27,996 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 01:50:27,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-03 01:50:28,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-03 01:50:28,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 01:50:28,007 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 2 states. [2018-12-03 01:50:28,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:50:28,021 INFO L93 Difference]: Finished difference Result 100 states and 156 transitions. [2018-12-03 01:50:28,021 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-03 01:50:28,022 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-12-03 01:50:28,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:50:28,028 INFO L225 Difference]: With dead ends: 100 [2018-12-03 01:50:28,028 INFO L226 Difference]: Without dead ends: 50 [2018-12-03 01:50:28,030 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 01:50:28,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-12-03 01:50:28,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-12-03 01:50:28,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-12-03 01:50:28,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 65 transitions. [2018-12-03 01:50:28,053 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 65 transitions. Word has length 21 [2018-12-03 01:50:28,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:50:28,053 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 65 transitions. [2018-12-03 01:50:28,053 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-03 01:50:28,053 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2018-12-03 01:50:28,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-03 01:50:28,053 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:50:28,054 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:50:28,054 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:50:28,054 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:50:28,054 INFO L82 PathProgramCache]: Analyzing trace with hash -853861129, now seen corresponding path program 1 times [2018-12-03 01:50:28,054 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-03 01:50:28,054 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-12-03 01:50:28,057 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:50:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:50:28,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:50:31,196 WARN L180 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-12-03 01:50:34,118 WARN L180 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-12-03 01:50:36,972 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-12-03 01:50:39,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:50:39,910 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 01:50:39,919 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:50:39,919 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-03 01:50:39,920 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 01:50:39,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 01:50:39,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-03 01:50:39,921 INFO L87 Difference]: Start difference. First operand 50 states and 65 transitions. Second operand 9 states. [2018-12-03 01:50:48,379 WARN L180 SmtUtils]: Spent 3.31 s on a formula simplification that was a NOOP. DAG size: 11 [2018-12-03 01:50:51,659 WARN L180 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-12-03 01:50:54,894 WARN L180 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-12-03 01:50:58,146 WARN L180 SmtUtils]: Spent 749.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-12-03 01:51:00,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:51:00,140 INFO L93 Difference]: Finished difference Result 59 states and 74 transitions. [2018-12-03 01:51:00,140 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-03 01:51:00,140 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 23 [2018-12-03 01:51:00,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:51:00,143 INFO L225 Difference]: With dead ends: 59 [2018-12-03 01:51:00,143 INFO L226 Difference]: Without dead ends: 52 [2018-12-03 01:51:00,144 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 24.1s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-03 01:51:00,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-12-03 01:51:00,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 50. [2018-12-03 01:51:00,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-12-03 01:51:00,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 64 transitions. [2018-12-03 01:51:00,151 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 64 transitions. Word has length 23 [2018-12-03 01:51:00,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:51:00,151 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 64 transitions. [2018-12-03 01:51:00,151 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 01:51:00,151 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2018-12-03 01:51:00,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-03 01:51:00,152 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:51:00,152 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:51:00,152 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:51:00,152 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:51:00,152 INFO L82 PathProgramCache]: Analyzing trace with hash 988405985, now seen corresponding path program 1 times [2018-12-03 01:51:00,153 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-03 01:51:00,153 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-12-03 01:51:00,156 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:51:00,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:51:00,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:51:00,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:51:00,265 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 01:51:00,277 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:51:00,277 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 01:51:00,277 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-03 01:51:00,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-03 01:51:00,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-03 01:51:00,278 INFO L87 Difference]: Start difference. First operand 50 states and 64 transitions. Second operand 7 states. [2018-12-03 01:51:00,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:51:00,738 INFO L93 Difference]: Finished difference Result 54 states and 68 transitions. [2018-12-03 01:51:00,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-03 01:51:00,738 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-12-03 01:51:00,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:51:00,739 INFO L225 Difference]: With dead ends: 54 [2018-12-03 01:51:00,739 INFO L226 Difference]: Without dead ends: 0 [2018-12-03 01:51:00,739 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-12-03 01:51:00,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-03 01:51:00,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-03 01:51:00,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-03 01:51:00,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-03 01:51:00,740 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2018-12-03 01:51:00,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:51:00,740 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-03 01:51:00,740 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-03 01:51:00,740 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-03 01:51:00,740 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-03 01:51:00,743 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-03 01:51:01,449 WARN L180 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-12-03 01:51:01,499 INFO L448 ceAbstractionStarter]: For program point isnan_floatFINAL(line 108) no Hoare annotation was computed. [2018-12-03 01:51:01,499 INFO L451 ceAbstractionStarter]: At program point isnan_floatENTRY(line 108) the Hoare annotation is: true [2018-12-03 01:51:01,499 INFO L448 ceAbstractionStarter]: For program point isnan_floatEXIT(line 108) no Hoare annotation was computed. [2018-12-03 01:51:01,499 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-03 01:51:01,500 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-03 01:51:01,500 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-03 01:51:01,500 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-03 01:51:01,500 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-03 01:51:01,500 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-03 01:51:01,500 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-03 01:51:01,500 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 110 128) the Hoare annotation is: true [2018-12-03 01:51:01,500 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 110 128) no Hoare annotation was computed. [2018-12-03 01:51:01,500 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-12-03 01:51:01,500 INFO L444 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (and (= main_~x~0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24))) (exists ((fmod_float_~y (_ FloatingPoint 8 24))) (= (let ((.cse0 (fp.mul roundNearestTiesToEven (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)) fmod_float_~y))) (fp.div roundNearestTiesToEven .cse0 .cse0)) main_~res~0))) [2018-12-03 01:51:01,500 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 122 125) no Hoare annotation was computed. [2018-12-03 01:51:01,500 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 110 128) no Hoare annotation was computed. [2018-12-03 01:51:01,501 INFO L444 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (= main_~x~0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24))) [2018-12-03 01:51:01,501 INFO L448 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-12-03 01:51:01,501 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2018-12-03 01:51:01,501 INFO L448 ceAbstractionStarter]: For program point fmod_floatEXIT(lines 17 105) no Hoare annotation was computed. [2018-12-03 01:51:01,501 INFO L448 ceAbstractionStarter]: For program point L52-1(lines 17 105) no Hoare annotation was computed. [2018-12-03 01:51:01,501 INFO L448 ceAbstractionStarter]: For program point L36(lines 36 37) no Hoare annotation was computed. [2018-12-03 01:51:01,501 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 103) no Hoare annotation was computed. [2018-12-03 01:51:01,501 INFO L448 ceAbstractionStarter]: For program point L20-1(lines 20 24) no Hoare annotation was computed. [2018-12-03 01:51:01,501 INFO L444 ceAbstractionStarter]: At program point L20-2(lines 20 24) the Hoare annotation is: (= fmod_float_~x |fmod_float_#in~x|) [2018-12-03 01:51:01,501 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 71) no Hoare annotation was computed. [2018-12-03 01:51:01,501 INFO L448 ceAbstractionStarter]: For program point L46(lines 17 105) no Hoare annotation was computed. [2018-12-03 01:51:01,501 INFO L448 ceAbstractionStarter]: For program point fmod_floatFINAL(lines 17 105) no Hoare annotation was computed. [2018-12-03 01:51:01,501 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2018-12-03 01:51:01,502 INFO L451 ceAbstractionStarter]: At program point fmod_floatENTRY(lines 17 105) the Hoare annotation is: true [2018-12-03 01:51:01,502 INFO L448 ceAbstractionStarter]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2018-12-03 01:51:01,502 INFO L444 ceAbstractionStarter]: At program point L88-2(lines 88 92) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-12-03 01:51:01,502 INFO L448 ceAbstractionStarter]: For program point L47-2(lines 47 48) no Hoare annotation was computed. [2018-12-03 01:51:01,502 INFO L444 ceAbstractionStarter]: At program point L47-3(lines 47 48) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= fmod_float_~hx~0 (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34))) (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|))) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-12-03 01:51:01,502 INFO L448 ceAbstractionStarter]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2018-12-03 01:51:01,502 INFO L444 ceAbstractionStarter]: At program point L97-2(lines 97 101) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-12-03 01:51:01,502 INFO L448 ceAbstractionStarter]: For program point L97-3(lines 97 101) no Hoare annotation was computed. [2018-12-03 01:51:01,502 INFO L448 ceAbstractionStarter]: For program point L40(lines 40 44) no Hoare annotation was computed. [2018-12-03 01:51:01,502 INFO L448 ceAbstractionStarter]: For program point L40-1(lines 17 105) no Hoare annotation was computed. [2018-12-03 01:51:01,502 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2018-12-03 01:51:01,502 INFO L448 ceAbstractionStarter]: For program point L65-3(lines 65 74) no Hoare annotation was computed. [2018-12-03 01:51:01,503 INFO L444 ceAbstractionStarter]: At program point L82-2(lines 82 85) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-12-03 01:51:01,503 INFO L448 ceAbstractionStarter]: For program point L82-3(lines 17 105) no Hoare annotation was computed. [2018-12-03 01:51:01,503 INFO L448 ceAbstractionStarter]: For program point L41-2(lines 41 42) no Hoare annotation was computed. [2018-12-03 01:51:01,503 INFO L444 ceAbstractionStarter]: At program point L41-3(lines 41 42) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= fmod_float_~hx~0 (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34))) (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|))) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-12-03 01:51:01,503 INFO L448 ceAbstractionStarter]: For program point L25(lines 25 29) no Hoare annotation was computed. [2018-12-03 01:51:01,503 INFO L448 ceAbstractionStarter]: For program point L58-1(lines 58 63) no Hoare annotation was computed. [2018-12-03 01:51:01,503 INFO L448 ceAbstractionStarter]: For program point L25-1(lines 17 105) no Hoare annotation was computed. [2018-12-03 01:51:01,503 INFO L448 ceAbstractionStarter]: For program point L25-2(lines 25 29) no Hoare annotation was computed. [2018-12-03 01:51:01,503 INFO L448 ceAbstractionStarter]: For program point L67(lines 67 73) no Hoare annotation was computed. [2018-12-03 01:51:01,503 INFO L448 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-12-03 01:51:01,503 INFO L444 ceAbstractionStarter]: At program point L67-2(lines 65 74) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-12-03 01:51:01,504 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 78) no Hoare annotation was computed. [2018-12-03 01:51:01,504 INFO L448 ceAbstractionStarter]: For program point L76-2(lines 17 105) no Hoare annotation was computed. [2018-12-03 01:51:01,507 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,507 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,508 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,508 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,508 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,518 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,518 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,518 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,518 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,518 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,518 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,518 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,519 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,519 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,519 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,519 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,519 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,519 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,519 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,520 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,520 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,520 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,520 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,520 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,520 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,520 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,521 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,521 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,521 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,521 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,521 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,521 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,521 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,521 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,522 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,522 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,522 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,522 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,522 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,522 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,522 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,523 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,523 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,523 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 01:51:01 BoogieIcfgContainer [2018-12-03 01:51:01,524 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 01:51:01,525 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 01:51:01,525 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 01:51:01,525 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 01:51:01,525 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:50:27" (3/4) ... [2018-12-03 01:51:01,527 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-03 01:51:01,531 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2018-12-03 01:51:01,531 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-03 01:51:01,532 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-03 01:51:01,532 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fmod_float [2018-12-03 01:51:01,535 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-12-03 01:51:01,535 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-03 01:51:01,535 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-03 01:51:01,535 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-03 01:51:01,552 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-12-03 01:51:01,561 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_78b9a5ac-db2b-4ef7-8b96-ff6bb2dae3bb/bin-2019/utaipan/witness.graphml [2018-12-03 01:51:01,561 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 01:51:01,562 INFO L168 Benchmark]: Toolchain (without parser) took 34616.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 943.4 MB in the beginning and 934.4 MB in the end (delta: 9.0 MB). Peak memory consumption was 132.7 MB. Max. memory is 11.5 GB. [2018-12-03 01:51:01,562 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:51:01,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 169.30 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-03 01:51:01,562 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.24 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:51:01,563 INFO L168 Benchmark]: Boogie Preprocessor took 56.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -185.0 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-12-03 01:51:01,563 INFO L168 Benchmark]: RCFGBuilder took 504.21 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: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. [2018-12-03 01:51:01,563 INFO L168 Benchmark]: TraceAbstraction took 33830.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 941.0 MB in the end (delta: 140.4 MB). Peak memory consumption was 140.4 MB. Max. memory is 11.5 GB. [2018-12-03 01:51:01,563 INFO L168 Benchmark]: Witness Printer took 36.57 ms. Allocated memory is still 1.2 GB. Free memory was 941.0 MB in the beginning and 934.4 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-03 01:51:01,565 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 169.30 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 16.24 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 56.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -185.0 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 504.21 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: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 33830.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 941.0 MB in the end (delta: 140.4 MB). Peak memory consumption was 140.4 MB. Max. memory is 11.5 GB. * Witness Printer took 36.57 ms. Allocated memory is still 1.2 GB. Free memory was 941.0 MB in the beginning and 934.4 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 123]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 97]: Loop Invariant [2018-12-03 01:51:01,570 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,570 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,571 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,571 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,571 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,571 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,571 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,572 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,572 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,572 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 82]: Loop Invariant [2018-12-03 01:51:01,572 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,572 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,573 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,573 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,573 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,573 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,574 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,574 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,574 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,574 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 41]: Loop Invariant [2018-12-03 01:51:01,575 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,575 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,575 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,575 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,575 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,575 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,575 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,576 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,576 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,576 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,576 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,576 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,576 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,576 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,576 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,576 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,577 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,577 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,577 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,577 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: (x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: hx == ~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)) && ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x))) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 88]: Loop Invariant [2018-12-03 01:51:01,577 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,577 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,578 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,578 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,578 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,578 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,578 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,578 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,578 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,578 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 47]: Loop Invariant [2018-12-03 01:51:01,579 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,579 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,579 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,579 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,579 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,579 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,580 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,580 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,580 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,580 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,580 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,581 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,581 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,581 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,581 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,581 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,581 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,581 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,582 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,582 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: (x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: hx == ~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)) && ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x))) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 65]: Loop Invariant [2018-12-03 01:51:01,582 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,582 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,582 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,582 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,582 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,582 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,583 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,583 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,583 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-03 01:51:01,583 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: x == \old(x) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 54 locations, 1 error locations. SAFE Result, 33.7s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 20.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 173 SDtfs, 136 SDslu, 466 SDs, 0 SdLazy, 133 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 24.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 17 PreInvPairs, 25 NumberOfFragments, 217 HoareAnnotationTreeSize, 17 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 11.7s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 65 ConstructedInterpolants, 8 QuantifiedInterpolants, 6670 SizeOfPredicates, 9 NumberOfNonLiveVariables, 246 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...