./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0833.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0833.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 02b9ddfb8f6beacc35d8d8007bb04b4d743995a3 ............................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0833.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 02b9ddfb8f6beacc35d8d8007bb04b4d743995a3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:32:26,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:32:26,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:32:26,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:32:26,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:32:26,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:32:26,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:32:26,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:32:26,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:32:26,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:32:26,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:32:26,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:32:26,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:32:26,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:32:26,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:32:26,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:32:26,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:32:26,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:32:26,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:32:26,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:32:26,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:32:26,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:32:26,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:32:26,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:32:26,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:32:26,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:32:26,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:32:26,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:32:26,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:32:26,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:32:26,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:32:26,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:32:26,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:32:26,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:32:26,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:32:26,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:32:26,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:32:26,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:32:26,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:32:26,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:32:26,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:32:26,296 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:32:26,323 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:32:26,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:32:26,324 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:32:26,325 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:32:26,325 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:32:26,325 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:32:26,326 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:32:26,326 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:32:26,326 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:32:26,326 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:32:26,327 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:32:26,327 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:32:26,327 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:32:26,327 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:32:26,328 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:32:26,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:32:26,329 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:32:26,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:32:26,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:32:26,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:32:26,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:32:26,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:32:26,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:32:26,331 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:32:26,331 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:32:26,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:32:26,331 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:32:26,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:32:26,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:32:26,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:32:26,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:32:26,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:32:26,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:32:26,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:32:26,333 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:32:26,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:32:26,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:32:26,334 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:32:26,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:32:26,335 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02b9ddfb8f6beacc35d8d8007bb04b4d743995a3 [2021-10-11 02:32:26,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:32:26,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:32:26,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:32:26,667 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:32:26,668 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:32:26,669 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/float-newlib/float_req_bl_0833.c [2021-10-11 02:32:26,749 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/data/f6c6f4760/951cd3e6ccfb45329059bf7e793adf44/FLAG7f2cdc84f [2021-10-11 02:32:27,226 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:32:27,227 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/sv-benchmarks/c/float-newlib/float_req_bl_0833.c [2021-10-11 02:32:27,235 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/data/f6c6f4760/951cd3e6ccfb45329059bf7e793adf44/FLAG7f2cdc84f [2021-10-11 02:32:27,620 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/data/f6c6f4760/951cd3e6ccfb45329059bf7e793adf44 [2021-10-11 02:32:27,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:32:27,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:32:27,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:27,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:32:27,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:32:27,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:27" (1/1) ... [2021-10-11 02:32:27,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc30ebe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:27, skipping insertion in model container [2021-10-11 02:32:27,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:27" (1/1) ... [2021-10-11 02:32:27,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:32:27,679 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:32:27,892 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/sv-benchmarks/c/float-newlib/float_req_bl_0833.c[3348,3361] [2021-10-11 02:32:27,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:27,905 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:32:27,941 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/sv-benchmarks/c/float-newlib/float_req_bl_0833.c[3348,3361] [2021-10-11 02:32:27,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:27,960 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:32:27,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:27 WrapperNode [2021-10-11 02:32:27,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:27,962 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:32:27,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:32:27,962 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:32:27,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:27" (1/1) ... [2021-10-11 02:32:27,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:27" (1/1) ... [2021-10-11 02:32:28,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:32:28,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:32:28,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:32:28,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:32:28,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:27" (1/1) ... [2021-10-11 02:32:28,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:27" (1/1) ... [2021-10-11 02:32:28,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:27" (1/1) ... [2021-10-11 02:32:28,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:27" (1/1) ... [2021-10-11 02:32:28,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:27" (1/1) ... [2021-10-11 02:32:28,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:27" (1/1) ... [2021-10-11 02:32:28,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:27" (1/1) ... [2021-10-11 02:32:28,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:32:28,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:32:28,072 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:32:28,072 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:32:28,073 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:27" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:32:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 02:32:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:32:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-11 02:32:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-11 02:32:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-11 02:32:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:32:28,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:32:28,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-11 02:32:28,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-10-11 02:32:28,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 02:32:28,816 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:32:28,816 INFO L299 CfgBuilder]: Removed 20 assume(true) statements. [2021-10-11 02:32:28,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:28 BoogieIcfgContainer [2021-10-11 02:32:28,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:32:28,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:32:28,821 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:32:28,825 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:32:28,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:32:27" (1/3) ... [2021-10-11 02:32:28,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ea8ceb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:32:28, skipping insertion in model container [2021-10-11 02:32:28,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:27" (2/3) ... [2021-10-11 02:32:28,827 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ea8ceb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:32:28, skipping insertion in model container [2021-10-11 02:32:28,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:28" (3/3) ... [2021-10-11 02:32:28,829 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0833.c [2021-10-11 02:32:28,843 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:32:28,847 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 02:32:28,859 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 02:32:28,884 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:32:28,884 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:32:28,885 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:32:28,885 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:32:28,885 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:32:28,885 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:32:28,885 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:32:28,885 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:32:28,899 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states. [2021-10-11 02:32:28,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-11 02:32:28,904 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:28,905 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:28,905 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:28,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:28,912 INFO L82 PathProgramCache]: Analyzing trace with hash 2076244200, now seen corresponding path program 1 times [2021-10-11 02:32:28,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-11 02:32:28,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841254219] [2021-10-11 02:32:28,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 02:32:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:29,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:29,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841254219] [2021-10-11 02:32:29,104 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:29,104 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:32:29,105 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449214458] [2021-10-11 02:32:29,109 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:32:29,110 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-11 02:32:29,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:32:29,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:32:29,126 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 2 states. [2021-10-11 02:32:29,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:29,150 INFO L93 Difference]: Finished difference Result 67 states and 111 transitions. [2021-10-11 02:32:29,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:32:29,152 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2021-10-11 02:32:29,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:29,163 INFO L225 Difference]: With dead ends: 67 [2021-10-11 02:32:29,163 INFO L226 Difference]: Without dead ends: 32 [2021-10-11 02:32:29,166 INFO L677 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 [2021-10-11 02:32:29,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-10-11 02:32:29,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2021-10-11 02:32:29,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2021-10-11 02:32:29,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 41 transitions. [2021-10-11 02:32:29,204 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 41 transitions. Word has length 8 [2021-10-11 02:32:29,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:29,205 INFO L481 AbstractCegarLoop]: Abstraction has 32 states and 41 transitions. [2021-10-11 02:32:29,205 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:32:29,205 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2021-10-11 02:32:29,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-11 02:32:29,206 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:29,206 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:29,207 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 02:32:29,207 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:29,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:29,208 INFO L82 PathProgramCache]: Analyzing trace with hash 295511929, now seen corresponding path program 1 times [2021-10-11 02:32:29,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-11 02:32:29,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684771440] [2021-10-11 02:32:29,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 02:32:29,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 02:32:29,307 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 02:32:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 02:32:29,372 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 02:32:29,414 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-11 02:32:29,416 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 02:32:29,419 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 02:32:29,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:32:29 BoogieIcfgContainer [2021-10-11 02:32:29,465 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:32:29,467 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:32:29,468 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:32:29,468 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:32:29,468 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:28" (3/4) ... [2021-10-11 02:32:29,471 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 02:32:29,472 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:32:29,474 INFO L168 Benchmark]: Toolchain (without parser) took 1847.32 ms. Allocated memory was 109.1 MB in the beginning and 136.3 MB in the end (delta: 27.3 MB). Free memory was 80.1 MB in the beginning and 82.4 MB in the end (delta: -2.3 MB). Peak memory consumption was 24.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:29,474 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 109.1 MB. Free memory is still 67.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:32:29,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 317.63 ms. Allocated memory was 109.1 MB in the beginning and 136.3 MB in the end (delta: 27.3 MB). Free memory was 80.1 MB in the beginning and 109.6 MB in the end (delta: -29.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:29,476 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.66 ms. Allocated memory is still 136.3 MB. Free memory was 109.2 MB in the beginning and 107.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:29,477 INFO L168 Benchmark]: Boogie Preprocessor took 40.43 ms. Allocated memory is still 136.3 MB. Free memory was 107.5 MB in the beginning and 105.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:29,478 INFO L168 Benchmark]: RCFGBuilder took 747.88 ms. Allocated memory is still 136.3 MB. Free memory was 105.4 MB in the beginning and 108.4 MB in the end (delta: -3.1 MB). Peak memory consumption was 32.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:29,479 INFO L168 Benchmark]: TraceAbstraction took 644.11 ms. Allocated memory is still 136.3 MB. Free memory was 107.6 MB in the beginning and 83.0 MB in the end (delta: 24.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:29,479 INFO L168 Benchmark]: Witness Printer took 4.30 ms. Allocated memory is still 136.3 MB. Free memory was 83.0 MB in the beginning and 82.4 MB in the end (delta: 613.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:29,488 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 109.1 MB. Free memory is still 67.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 317.63 ms. Allocated memory was 109.1 MB in the beginning and 136.3 MB in the end (delta: 27.3 MB). Free memory was 80.1 MB in the beginning and 109.6 MB in the end (delta: -29.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 67.66 ms. Allocated memory is still 136.3 MB. Free memory was 109.2 MB in the beginning and 107.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 40.43 ms. Allocated memory is still 136.3 MB. Free memory was 107.5 MB in the beginning and 105.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 747.88 ms. Allocated memory is still 136.3 MB. Free memory was 105.4 MB in the beginning and 108.4 MB in the end (delta: -3.1 MB). Peak memory consumption was 32.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 644.11 ms. Allocated memory is still 136.3 MB. Free memory was 107.6 MB in the beginning and 83.0 MB in the end (delta: 24.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Witness Printer took 4.30 ms. Allocated memory is still 136.3 MB. Free memory was 83.0 MB in the beginning and 82.4 MB in the end (delta: 613.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 133]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 132, overapproximation of someUnaryDOUBLEoperation at line 18, overapproximation of bitwiseAnd at line 45, overapproximation of someBinaryArithmeticFLOAToperation at line 49. Possible FailurePath: [L14-L33] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; [L128] float x = -1.0f / 0.0f; [L36] float y, hi, lo, c, t; [L37] __int32_t k = 0, xsb, sx; [L38] __uint32_t hx; VAL [halF_exp={11:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={9:0}, ln2LO_exp={10:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L41] ieee_float_shape_type gf_u; [L42] gf_u.value = (x) [L43] EXPR gf_u.word [L43] (sx) = gf_u.word [L45] xsb = (sx >> 31) & 1 [L46] hx = sx & 0x7fffffff VAL [halF_exp={11:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={9:0}, ln2LO_exp={10:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L48] COND TRUE ((hx) > 0x7f800000L) [L49] return x + x; VAL [halF_exp={11:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={9:0}, ln2LO_exp={10:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L129] float res = __ieee754_expf(x); [L132] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [halF_exp={11:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={9:0}, ln2LO_exp={10:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L132] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L133] reach_error() VAL [halF_exp={11:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={9:0}, ln2LO_exp={10:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 43 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=34occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:32:32,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:32:32,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:32:32,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:32:32,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:32:32,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:32:32,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:32:32,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:32:32,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:32:32,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:32:32,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:32:32,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:32:32,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:32:32,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:32:32,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:32:32,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:32:32,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:32:32,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:32:32,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:32:32,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:32:32,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:32:32,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:32:32,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:32:32,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:32:32,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:32:32,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:32:32,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:32:32,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:32:32,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:32:32,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:32:32,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:32:32,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:32:32,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:32:32,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:32:32,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:32:32,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:32:32,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:32:32,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:32:32,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:32:32,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:32:32,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:32:32,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:32:32,218 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:32:32,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:32:32,220 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:32:32,221 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:32:32,221 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:32:32,221 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:32:32,222 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:32:32,222 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:32:32,222 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:32:32,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:32:32,226 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:32:32,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:32:32,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:32:32,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:32:32,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:32:32,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:32:32,227 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:32:32,227 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:32:32,228 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:32:32,228 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:32:32,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:32:32,228 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:32:32,229 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:32:32,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:32:32,229 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:32:32,229 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:32:32,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:32:32,230 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:32:32,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:32:32,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:32:32,231 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:32:32,231 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:32:32,231 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:32:32,231 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:32:32,232 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:32:32,232 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02b9ddfb8f6beacc35d8d8007bb04b4d743995a3 [2021-10-11 02:32:32,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:32:32,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:32:32,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:32:32,664 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:32:32,664 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:32:32,665 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/float-newlib/float_req_bl_0833.c [2021-10-11 02:32:32,732 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/data/bc1e2425f/68e6b25ced7e4b6f8211ec0ff5a1b6ae/FLAG2cd52c223 [2021-10-11 02:32:33,320 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:32:33,321 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/sv-benchmarks/c/float-newlib/float_req_bl_0833.c [2021-10-11 02:32:33,329 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/data/bc1e2425f/68e6b25ced7e4b6f8211ec0ff5a1b6ae/FLAG2cd52c223 [2021-10-11 02:32:33,744 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/data/bc1e2425f/68e6b25ced7e4b6f8211ec0ff5a1b6ae [2021-10-11 02:32:33,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:32:33,753 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:32:33,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:33,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:32:33,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:32:33,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:33" (1/1) ... [2021-10-11 02:32:33,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e55c2ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:33, skipping insertion in model container [2021-10-11 02:32:33,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:33" (1/1) ... [2021-10-11 02:32:33,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:32:33,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:32:34,002 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/sv-benchmarks/c/float-newlib/float_req_bl_0833.c[3348,3361] [2021-10-11 02:32:34,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:34,043 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:32:34,113 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/sv-benchmarks/c/float-newlib/float_req_bl_0833.c[3348,3361] [2021-10-11 02:32:34,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:34,155 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:32:34,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:34 WrapperNode [2021-10-11 02:32:34,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:34,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:32:34,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:32:34,158 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:32:34,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:34" (1/1) ... [2021-10-11 02:32:34,194 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:34" (1/1) ... [2021-10-11 02:32:34,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:32:34,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:32:34,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:32:34,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:32:34,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:34" (1/1) ... [2021-10-11 02:32:34,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:34" (1/1) ... [2021-10-11 02:32:34,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:34" (1/1) ... [2021-10-11 02:32:34,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:34" (1/1) ... [2021-10-11 02:32:34,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:34" (1/1) ... [2021-10-11 02:32:34,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:34" (1/1) ... [2021-10-11 02:32:34,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:34" (1/1) ... [2021-10-11 02:32:34,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:32:34,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:32:34,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:32:34,337 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:32:34,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:34" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:32:34,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-10-11 02:32:34,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:32:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:32:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-10-11 02:32:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-11 02:32:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:32:34,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:32:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-10-11 02:32:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-11 02:32:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 02:32:45,322 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:32:45,322 INFO L299 CfgBuilder]: Removed 20 assume(true) statements. [2021-10-11 02:32:45,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:45 BoogieIcfgContainer [2021-10-11 02:32:45,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:32:45,326 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:32:45,326 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:32:45,329 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:32:45,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:32:33" (1/3) ... [2021-10-11 02:32:45,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e5cb94a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:32:45, skipping insertion in model container [2021-10-11 02:32:45,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:34" (2/3) ... [2021-10-11 02:32:45,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e5cb94a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:32:45, skipping insertion in model container [2021-10-11 02:32:45,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:45" (3/3) ... [2021-10-11 02:32:45,333 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0833.c [2021-10-11 02:32:45,348 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:32:45,352 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 02:32:45,362 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 02:32:45,384 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:32:45,385 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:32:45,385 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:32:45,385 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:32:45,385 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:32:45,386 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:32:45,386 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:32:45,386 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:32:45,399 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states. [2021-10-11 02:32:45,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-11 02:32:45,405 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:45,406 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:45,406 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:45,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:45,412 INFO L82 PathProgramCache]: Analyzing trace with hash -1903254750, now seen corresponding path program 1 times [2021-10-11 02:32:45,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:45,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2071717642] [2021-10-11 02:32:45,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:32:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:46,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:32:46,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:46,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:46,153 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:46,154 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2071717642] [2021-10-11 02:32:46,155 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:46,155 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:32:46,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897517734] [2021-10-11 02:32:46,161 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:32:46,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:46,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:32:46,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:32:46,178 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 2 states. [2021-10-11 02:32:46,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:46,198 INFO L93 Difference]: Finished difference Result 80 states and 128 transitions. [2021-10-11 02:32:46,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:32:46,199 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2021-10-11 02:32:46,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:46,216 INFO L225 Difference]: With dead ends: 80 [2021-10-11 02:32:46,216 INFO L226 Difference]: Without dead ends: 38 [2021-10-11 02:32:46,221 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:32:46,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2021-10-11 02:32:46,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2021-10-11 02:32:46,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2021-10-11 02:32:46,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 49 transitions. [2021-10-11 02:32:46,262 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 49 transitions. Word has length 9 [2021-10-11 02:32:46,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:46,263 INFO L481 AbstractCegarLoop]: Abstraction has 38 states and 49 transitions. [2021-10-11 02:32:46,263 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:32:46,263 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2021-10-11 02:32:46,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-11 02:32:46,264 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:46,264 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:46,479 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:32:46,480 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:46,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:46,481 INFO L82 PathProgramCache]: Analyzing trace with hash 1485096063, now seen corresponding path program 1 times [2021-10-11 02:32:46,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:46,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1586310130] [2021-10-11 02:32:46,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:32:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:46,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-11 02:32:46,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:47,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:47,175 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:47,175 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1586310130] [2021-10-11 02:32:47,176 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:47,176 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:47,176 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939717565] [2021-10-11 02:32:47,177 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:47,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:47,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:47,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:47,179 INFO L87 Difference]: Start difference. First operand 38 states and 49 transitions. Second operand 5 states. [2021-10-11 02:32:47,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:47,517 INFO L93 Difference]: Finished difference Result 47 states and 58 transitions. [2021-10-11 02:32:47,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:32:47,523 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2021-10-11 02:32:47,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:47,523 INFO L225 Difference]: With dead ends: 47 [2021-10-11 02:32:47,524 INFO L226 Difference]: Without dead ends: 18 [2021-10-11 02:32:47,525 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:32:47,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-10-11 02:32:47,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-10-11 02:32:47,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-10-11 02:32:47,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2021-10-11 02:32:47,530 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 10 [2021-10-11 02:32:47,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:47,530 INFO L481 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2021-10-11 02:32:47,530 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:47,530 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2021-10-11 02:32:47,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-11 02:32:47,531 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:47,531 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:47,732 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:32:47,732 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:47,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:47,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1241168828, now seen corresponding path program 1 times [2021-10-11 02:32:47,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:47,733 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [883697000] [2021-10-11 02:32:47,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:32:48,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:48,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-11 02:32:48,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:48,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:48,403 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:48,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [883697000] [2021-10-11 02:32:48,404 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:48,404 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:48,404 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680103767] [2021-10-11 02:32:48,405 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:48,405 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:48,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:48,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:48,406 INFO L87 Difference]: Start difference. First operand 18 states and 19 transitions. Second operand 5 states. [2021-10-11 02:32:48,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:48,607 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2021-10-11 02:32:48,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:32:48,609 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2021-10-11 02:32:48,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:48,610 INFO L225 Difference]: With dead ends: 28 [2021-10-11 02:32:48,610 INFO L226 Difference]: Without dead ends: 18 [2021-10-11 02:32:48,610 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:32:48,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-10-11 02:32:48,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-10-11 02:32:48,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-10-11 02:32:48,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2021-10-11 02:32:48,616 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 18 transitions. Word has length 13 [2021-10-11 02:32:48,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:48,616 INFO L481 AbstractCegarLoop]: Abstraction has 18 states and 18 transitions. [2021-10-11 02:32:48,617 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:48,617 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2021-10-11 02:32:48,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-11 02:32:48,617 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:48,618 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:48,840 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:32:48,840 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:48,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:48,841 INFO L82 PathProgramCache]: Analyzing trace with hash -1183910526, now seen corresponding path program 1 times [2021-10-11 02:32:48,841 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:48,842 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [994204492] [2021-10-11 02:32:48,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:49,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:32:49,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:49,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:49,510 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:49,511 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [994204492] [2021-10-11 02:32:49,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:49,511 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:49,511 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525215846] [2021-10-11 02:32:49,512 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:32:49,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:49,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:32:49,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:32:49,513 INFO L87 Difference]: Start difference. First operand 18 states and 18 transitions. Second operand 6 states. [2021-10-11 02:32:49,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:49,955 INFO L93 Difference]: Finished difference Result 21 states and 20 transitions. [2021-10-11 02:32:49,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:32:49,955 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2021-10-11 02:32:49,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:49,956 INFO L225 Difference]: With dead ends: 21 [2021-10-11 02:32:49,956 INFO L226 Difference]: Without dead ends: 18 [2021-10-11 02:32:49,957 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:32:49,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-10-11 02:32:49,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-10-11 02:32:49,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-10-11 02:32:49,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 17 transitions. [2021-10-11 02:32:49,962 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 17 transitions. Word has length 13 [2021-10-11 02:32:49,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:49,963 INFO L481 AbstractCegarLoop]: Abstraction has 18 states and 17 transitions. [2021-10-11 02:32:49,963 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:32:49,963 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2021-10-11 02:32:49,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:32:49,964 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:49,964 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:50,179 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:32:50,179 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:50,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:50,180 INFO L82 PathProgramCache]: Analyzing trace with hash 893748631, now seen corresponding path program 1 times [2021-10-11 02:32:50,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:50,180 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1870862326] [2021-10-11 02:32:50,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:50,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:50,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-11 02:32:50,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:51,090 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 02:32:51,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:51,298 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:51,298 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1870862326] [2021-10-11 02:32:51,298 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:51,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-11 02:32:51,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831859717] [2021-10-11 02:32:51,299 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-10-11 02:32:51,299 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:51,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-11 02:32:51,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:32:51,300 INFO L87 Difference]: Start difference. First operand 18 states and 17 transitions. Second operand 9 states. [2021-10-11 02:32:52,238 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-10-11 02:32:52,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:52,263 INFO L93 Difference]: Finished difference Result 18 states and 17 transitions. [2021-10-11 02:32:52,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:32:52,264 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2021-10-11 02:32:52,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:52,265 INFO L225 Difference]: With dead ends: 18 [2021-10-11 02:32:52,265 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:32:52,266 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2021-10-11 02:32:52,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:32:52,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:32:52,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:32:52,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:32:52,266 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2021-10-11 02:32:52,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:52,267 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:32:52,267 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-10-11 02:32:52,267 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:32:52,267 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:32:52,467 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:32:52,469 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:32:52,943 WARN L197 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2021-10-11 02:32:53,226 WARN L197 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2021-10-11 02:32:53,746 WARN L197 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2021-10-11 02:32:53,755 INFO L262 CegarLoopResult]: For program point L52(lines 52 53) no Hoare annotation was computed. [2021-10-11 02:32:53,755 INFO L262 CegarLoopResult]: For program point L77(lines 77 80) no Hoare annotation was computed. [2021-10-11 02:32:53,756 INFO L262 CegarLoopResult]: For program point L69(lines 69 72) no Hoare annotation was computed. [2021-10-11 02:32:53,756 INFO L262 CegarLoopResult]: For program point L69-2(lines 57 72) no Hoare annotation was computed. [2021-10-11 02:32:53,756 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:32:53,756 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:32:53,756 INFO L258 CegarLoopResult]: At program point L119(lines 110 120) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ULTIMATE.start_main_~res~0)) (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) (fp ((_ extract 31 31) ULTIMATE.start___signbit_float_~w~0) ((_ extract 30 23) ULTIMATE.start___signbit_float_~w~0) ((_ extract 22 0) ULTIMATE.start___signbit_float_~w~0)))) (exists ((currentRoundingMode RoundingMode)) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) |ULTIMATE.start___ieee754_expf_#res|)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 30 23) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 22 0) ULTIMATE.start___ieee754_expf_~sx~0)))) (exists ((ULTIMATE.start___ieee754_expf_~sx~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 30 23) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 22 0) ULTIMATE.start___ieee754_expf_~sx~0))) (= ULTIMATE.start___ieee754_expf_~hx~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_expf_~sx~0)))) (exists ((currentRoundingMode RoundingMode)) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ULTIMATE.start___signbit_float_~x)) |ULTIMATE.start_main_#t~short21| (= |ULTIMATE.start___signbit_float_#res| (_ bv0 32)) (exists ((ULTIMATE.start___ieee754_expf_~sx~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 30 23) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 22 0) ULTIMATE.start___ieee754_expf_~sx~0))) (= ULTIMATE.start___ieee754_expf_~xsb~0 (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_expf_~sx~0 (_ bv31 32)))))) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_expf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) [2021-10-11 02:32:53,756 INFO L262 CegarLoopResult]: For program point L70(lines 70 71) no Hoare annotation was computed. [2021-10-11 02:32:53,757 INFO L262 CegarLoopResult]: For program point L54(lines 54 55) no Hoare annotation was computed. [2021-10-11 02:32:53,757 INFO L265 CegarLoopResult]: At program point L137(lines 122 138) the Hoare annotation is: true [2021-10-11 02:32:53,757 INFO L262 CegarLoopResult]: For program point L96-1(lines 96 100) no Hoare annotation was computed. [2021-10-11 02:32:53,757 INFO L258 CegarLoopResult]: At program point L96-2(lines 96 100) the Hoare annotation is: false [2021-10-11 02:32:53,757 INFO L262 CegarLoopResult]: For program point L88(lines 88 92) no Hoare annotation was computed. [2021-10-11 02:32:53,757 INFO L262 CegarLoopResult]: For program point L88-1(lines 81 94) no Hoare annotation was computed. [2021-10-11 02:32:53,757 INFO L262 CegarLoopResult]: For program point L88-2(lines 88 92) no Hoare annotation was computed. [2021-10-11 02:32:53,757 INFO L262 CegarLoopResult]: For program point L113-1(lines 113 117) no Hoare annotation was computed. [2021-10-11 02:32:53,758 INFO L258 CegarLoopResult]: At program point L113-2(lines 113 117) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ULTIMATE.start_main_~res~0)) (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) |ULTIMATE.start___ieee754_expf_#res|)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 30 23) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 22 0) ULTIMATE.start___ieee754_expf_~sx~0)))) (exists ((ULTIMATE.start___ieee754_expf_~sx~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 30 23) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 22 0) ULTIMATE.start___ieee754_expf_~sx~0))) (= ULTIMATE.start___ieee754_expf_~hx~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_expf_~sx~0)))) (exists ((currentRoundingMode RoundingMode)) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ULTIMATE.start___signbit_float_~x)) |ULTIMATE.start_main_#t~short21| (exists ((ULTIMATE.start___ieee754_expf_~sx~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 30 23) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 22 0) ULTIMATE.start___ieee754_expf_~sx~0))) (= ULTIMATE.start___ieee754_expf_~xsb~0 (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_expf_~sx~0 (_ bv31 32)))))) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_expf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) [2021-10-11 02:32:53,758 INFO L262 CegarLoopResult]: For program point L113-3(lines 113 117) no Hoare annotation was computed. [2021-10-11 02:32:53,758 INFO L262 CegarLoopResult]: For program point L81(lines 81 107) no Hoare annotation was computed. [2021-10-11 02:32:53,758 INFO L262 CegarLoopResult]: For program point L48(lines 48 49) no Hoare annotation was computed. [2021-10-11 02:32:53,758 INFO L258 CegarLoopResult]: At program point L106(lines 35 108) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) |ULTIMATE.start___ieee754_expf_#res|)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 30 23) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 22 0) ULTIMATE.start___ieee754_expf_~sx~0)))) (exists ((ULTIMATE.start___ieee754_expf_~sx~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 30 23) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 22 0) ULTIMATE.start___ieee754_expf_~sx~0))) (= ULTIMATE.start___ieee754_expf_~hx~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_expf_~sx~0)))) (exists ((ULTIMATE.start___ieee754_expf_~sx~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 30 23) ULTIMATE.start___ieee754_expf_~sx~0) ((_ extract 22 0) ULTIMATE.start___ieee754_expf_~sx~0))) (= ULTIMATE.start___ieee754_expf_~xsb~0 (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_expf_~sx~0 (_ bv31 32)))))) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_expf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) [2021-10-11 02:32:53,758 INFO L262 CegarLoopResult]: For program point L40-1(lines 40 44) no Hoare annotation was computed. [2021-10-11 02:32:53,758 INFO L258 CegarLoopResult]: At program point L40-2(lines 40 44) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_expf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) [2021-10-11 02:32:53,759 INFO L262 CegarLoopResult]: For program point L40-3(lines 40 44) no Hoare annotation was computed. [2021-10-11 02:32:53,759 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:32:53,759 INFO L262 CegarLoopResult]: For program point L57(lines 57 72) no Hoare annotation was computed. [2021-10-11 02:32:53,759 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 133) no Hoare annotation was computed. [2021-10-11 02:32:53,759 INFO L262 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2021-10-11 02:32:53,759 INFO L262 CegarLoopResult]: For program point L132-2(lines 132 135) no Hoare annotation was computed. [2021-10-11 02:32:53,759 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:32:53,759 INFO L262 CegarLoopResult]: For program point L58(lines 58 67) no Hoare annotation was computed. [2021-10-11 02:32:53,759 INFO L262 CegarLoopResult]: For program point L58-2(lines 58 67) no Hoare annotation was computed. [2021-10-11 02:32:53,759 INFO L262 CegarLoopResult]: For program point L50(lines 50 51) no Hoare annotation was computed. [2021-10-11 02:32:53,759 INFO L262 CegarLoopResult]: For program point L83-1(lines 83 87) no Hoare annotation was computed. [2021-10-11 02:32:53,760 INFO L258 CegarLoopResult]: At program point L83-2(lines 83 87) the Hoare annotation is: false [2021-10-11 02:32:53,760 INFO L262 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2021-10-11 02:32:53,760 INFO L262 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2021-10-11 02:32:53,760 INFO L262 CegarLoopResult]: For program point L51-2(line 51) no Hoare annotation was computed. [2021-10-11 02:32:53,760 INFO L262 CegarLoopResult]: For program point L101(lines 101 105) no Hoare annotation was computed. [2021-10-11 02:32:53,760 INFO L262 CegarLoopResult]: For program point L101-1(lines 94 107) no Hoare annotation was computed. [2021-10-11 02:32:53,760 INFO L262 CegarLoopResult]: For program point L101-2(lines 101 105) no Hoare annotation was computed. [2021-10-11 02:32:53,769 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,773 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:53,773 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,773 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,773 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,774 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,779 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,780 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,780 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,780 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,780 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,780 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,782 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,782 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,782 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,794 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,798 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:53,799 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,799 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,799 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,799 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,799 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,800 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,800 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,800 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,800 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,800 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,804 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:53,804 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,804 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,804 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,814 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:53,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,817 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,817 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,824 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,825 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:53,825 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,825 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,826 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:53,826 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,826 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,827 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:53,828 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,828 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,828 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,828 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,828 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,829 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,829 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,829 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,829 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,840 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,840 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,842 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,842 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,842 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,843 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,844 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:53,844 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,844 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,844 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,844 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,847 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,847 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,847 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:53,847 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,847 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:53,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:32:53 BoogieIcfgContainer [2021-10-11 02:32:53,850 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:32:53,851 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:32:53,851 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:32:53,851 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:32:53,851 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:45" (3/4) ... [2021-10-11 02:32:53,855 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:32:53,874 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-10-11 02:32:53,875 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-11 02:32:53,875 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:32:53,876 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:32:53,902 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) [2021-10-11 02:32:53,903 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == \result)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(sx[31:31], sx[30:23], sx[22:0]))) && (\exists ULTIMATE.start___ieee754_expf_~sx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~sx~0[31:31], ULTIMATE.start___ieee754_expf_~sx~0[30:23], ULTIMATE.start___ieee754_expf_~sx~0[22:0]) && hx == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_expf_~sx~0))) && (\exists ULTIMATE.start___ieee754_expf_~sx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~sx~0[31:31], ULTIMATE.start___ieee754_expf_~sx~0[30:23], ULTIMATE.start___ieee754_expf_~sx~0[22:0]) && xsb == ~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_expf_~sx~0, 31bv32)))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) [2021-10-11 02:32:53,905 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == res) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == \result)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(sx[31:31], sx[30:23], sx[22:0]))) && (\exists ULTIMATE.start___ieee754_expf_~sx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~sx~0[31:31], ULTIMATE.start___ieee754_expf_~sx~0[30:23], ULTIMATE.start___ieee754_expf_~sx~0[22:0]) && hx == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_expf_~sx~0))) && (\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == x)) && aux-res == 0.0f && __signbit_float(res) == 0-aux) && (\exists ULTIMATE.start___ieee754_expf_~sx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~sx~0[31:31], ULTIMATE.start___ieee754_expf_~sx~0[30:23], ULTIMATE.start___ieee754_expf_~sx~0[22:0]) && xsb == ~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_expf_~sx~0, 31bv32)))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) [2021-10-11 02:32:53,906 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == res) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]))) && (\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == \result)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(sx[31:31], sx[30:23], sx[22:0]))) && (\exists ULTIMATE.start___ieee754_expf_~sx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~sx~0[31:31], ULTIMATE.start___ieee754_expf_~sx~0[30:23], ULTIMATE.start___ieee754_expf_~sx~0[22:0]) && hx == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_expf_~sx~0))) && (\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == x)) && aux-res == 0.0f && __signbit_float(res) == 0-aux) && \result == 0bv32) && (\exists ULTIMATE.start___ieee754_expf_~sx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~sx~0[31:31], ULTIMATE.start___ieee754_expf_~sx~0[30:23], ULTIMATE.start___ieee754_expf_~sx~0[22:0]) && xsb == ~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_expf_~sx~0, 31bv32)))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) [2021-10-11 02:32:53,973 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a695f29-3cce-4c1c-9bc4-c49432eb4647/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:32:53,973 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:32:53,975 INFO L168 Benchmark]: Toolchain (without parser) took 20220.74 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 34.0 MB in the beginning and 39.3 MB in the end (delta: -5.3 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:53,975 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 56.6 MB. Free memory was 36.7 MB in the beginning and 36.7 MB in the end (delta: 44.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:32:53,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 400.78 ms. Allocated memory is still 56.6 MB. Free memory was 33.8 MB in the beginning and 35.6 MB in the end (delta: -1.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:53,976 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.91 ms. Allocated memory is still 56.6 MB. Free memory was 35.6 MB in the beginning and 33.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:53,976 INFO L168 Benchmark]: Boogie Preprocessor took 87.31 ms. Allocated memory is still 56.6 MB. Free memory was 33.3 MB in the beginning and 31.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:53,977 INFO L168 Benchmark]: RCFGBuilder took 10987.75 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 31.2 MB in the beginning and 50.6 MB in the end (delta: -19.4 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:53,977 INFO L168 Benchmark]: TraceAbstraction took 8524.21 ms. Allocated memory is still 73.4 MB. Free memory was 50.0 MB in the beginning and 46.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:53,977 INFO L168 Benchmark]: Witness Printer took 122.96 ms. Allocated memory is still 73.4 MB. Free memory was 46.3 MB in the beginning and 39.3 MB in the end (delta: 6.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:53,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 56.6 MB. Free memory was 36.7 MB in the beginning and 36.7 MB in the end (delta: 44.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 400.78 ms. Allocated memory is still 56.6 MB. Free memory was 33.8 MB in the beginning and 35.6 MB in the end (delta: -1.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.91 ms. Allocated memory is still 56.6 MB. Free memory was 35.6 MB in the beginning and 33.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.31 ms. Allocated memory is still 56.6 MB. Free memory was 33.3 MB in the beginning and 31.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 10987.75 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 31.2 MB in the beginning and 50.6 MB in the end (delta: -19.4 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8524.21 ms. Allocated memory is still 73.4 MB. Free memory was 50.0 MB in the beginning and 46.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. * Witness Printer took 122.96 ms. Allocated memory is still 73.4 MB. Free memory was 46.3 MB in the beginning and 39.3 MB in the end (delta: 6.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 133]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 113]: Loop Invariant [2021-10-11 02:32:54,008 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:54,009 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,009 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,009 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,010 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,010 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,010 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,010 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,010 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,010 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,011 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,011 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,011 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,011 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,011 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,011 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,012 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,012 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,012 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,013 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,014 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:54,014 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,014 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,015 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,015 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,015 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,015 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,015 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,016 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,016 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,016 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,016 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,016 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,016 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,017 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,017 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,017 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,017 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,017 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: ((((((((\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == res) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == \result)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(sx[31:31], sx[30:23], sx[22:0]))) && (\exists ULTIMATE.start___ieee754_expf_~sx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~sx~0[31:31], ULTIMATE.start___ieee754_expf_~sx~0[30:23], ULTIMATE.start___ieee754_expf_~sx~0[22:0]) && hx == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_expf_~sx~0))) && (\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == x)) && aux-res == 0.0f && __signbit_float(res) == 0-aux) && (\exists ULTIMATE.start___ieee754_expf_~sx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~sx~0[31:31], ULTIMATE.start___ieee754_expf_~sx~0[30:23], ULTIMATE.start___ieee754_expf_~sx~0[22:0]) && xsb == ~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_expf_~sx~0, 31bv32)))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 35]: Loop Invariant [2021-10-11 02:32:54,018 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:54,019 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,019 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,019 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,019 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,019 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,020 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,020 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,020 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,020 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,020 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,020 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,021 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,021 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,021 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,021 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,021 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,021 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,027 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:54,027 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,027 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,027 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,027 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,028 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,028 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,028 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,028 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,028 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,028 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,029 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,029 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,029 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,029 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,029 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,029 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,030 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: ((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == \result)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(sx[31:31], sx[30:23], sx[22:0]))) && (\exists ULTIMATE.start___ieee754_expf_~sx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~sx~0[31:31], ULTIMATE.start___ieee754_expf_~sx~0[30:23], ULTIMATE.start___ieee754_expf_~sx~0[22:0]) && hx == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_expf_~sx~0))) && (\exists ULTIMATE.start___ieee754_expf_~sx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~sx~0[31:31], ULTIMATE.start___ieee754_expf_~sx~0[30:23], ULTIMATE.start___ieee754_expf_~sx~0[22:0]) && xsb == ~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_expf_~sx~0, 31bv32)))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 40]: Loop Invariant [2021-10-11 02:32:54,031 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:54,031 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,031 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,032 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:54,032 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,032 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 110]: Loop Invariant [2021-10-11 02:32:54,033 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,033 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:54,033 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,034 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,034 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,034 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,034 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,034 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,041 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:32:54,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,043 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,043 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,043 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,043 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,043 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,045 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,045 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,045 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_expf_~sx~0,QUANTIFIED] [2021-10-11 02:32:54,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-11 02:32:54,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: ((((((((((\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == res) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]))) && (\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == \result)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(sx[31:31], sx[30:23], sx[22:0]))) && (\exists ULTIMATE.start___ieee754_expf_~sx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~sx~0[31:31], ULTIMATE.start___ieee754_expf_~sx~0[30:23], ULTIMATE.start___ieee754_expf_~sx~0[22:0]) && hx == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_expf_~sx~0))) && (\exists currentRoundingMode : FloatRoundingMode :: ~to_fp~LONGDOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE()) == x)) && aux-res == 0.0f && __signbit_float(res) == 0-aux) && \result == 0bv32) && (\exists ULTIMATE.start___ieee754_expf_~sx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_expf_~sx~0[31:31], ULTIMATE.start___ieee754_expf_~sx~0[30:23], ULTIMATE.start___ieee754_expf_~sx~0[22:0]) && xsb == ~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_expf_~sx~0, 31bv32)))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 41 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 103 SDtfs, 125 SDslu, 87 SDs, 0 SdLazy, 55 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 67 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=41occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 12 NumberOfFragments, 304 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 15 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 57 ConstructedInterpolants, 15 QuantifiedInterpolants, 3469 SizeOfPredicates, 26 NumberOfNonLiveVariables, 400 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...