./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0661a.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-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0661a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan --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 8ab4ecd62c10e963d102d38f73f60b5a9a372a97 ...................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0661a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan --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 8ab4ecd62c10e963d102d38f73f60b5a9a372a97 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 05:55:45,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 05:55:45,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 05:55:45,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 05:55:45,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 05:55:45,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 05:55:45,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 05:55:45,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 05:55:45,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 05:55:45,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 05:55:45,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 05:55:45,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 05:55:45,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 05:55:45,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 05:55:45,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 05:55:45,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 05:55:45,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 05:55:45,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 05:55:45,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 05:55:45,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 05:55:45,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 05:55:45,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 05:55:45,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 05:55:45,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 05:55:45,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 05:55:45,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 05:55:45,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 05:55:45,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 05:55:45,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 05:55:45,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 05:55:45,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 05:55:45,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 05:55:45,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 05:55:45,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 05:55:45,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 05:55:45,290 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 05:55:45,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 05:55:45,290 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 05:55:45,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 05:55:45,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 05:55:45,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 05:55:45,292 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 05:55:45,309 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 05:55:45,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 05:55:45,309 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 05:55:45,310 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 05:55:45,310 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 05:55:45,310 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 05:55:45,310 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 05:55:45,310 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 05:55:45,310 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 05:55:45,310 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 05:55:45,311 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 05:55:45,311 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 05:55:45,311 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 05:55:45,311 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 05:55:45,311 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 05:55:45,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 05:55:45,312 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 05:55:45,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 05:55:45,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 05:55:45,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 05:55:45,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 05:55:45,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 05:55:45,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 05:55:45,313 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 05:55:45,313 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 05:55:45,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 05:55:45,313 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 05:55:45,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 05:55:45,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 05:55:45,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 05:55:45,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 05:55:45,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 05:55:45,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 05:55:45,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 05:55:45,314 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 05:55:45,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 05:55:45,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 05:55:45,315 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 05:55:45,315 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 05:55:45,315 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-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ab4ecd62c10e963d102d38f73f60b5a9a372a97 [2020-12-09 05:55:45,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 05:55:45,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 05:55:45,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 05:55:45,500 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 05:55:45,501 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 05:55:45,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2020-12-09 05:55:45,548 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/data/562eac7b2/6d949c0f257c48a2b531cfefd07441e4/FLAG82f83724e [2020-12-09 05:55:45,909 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 05:55:45,910 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2020-12-09 05:55:45,915 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/data/562eac7b2/6d949c0f257c48a2b531cfefd07441e4/FLAG82f83724e [2020-12-09 05:55:45,924 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/data/562eac7b2/6d949c0f257c48a2b531cfefd07441e4 [2020-12-09 05:55:45,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 05:55:45,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 05:55:45,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 05:55:45,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 05:55:45,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 05:55:45,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:55:45" (1/1) ... [2020-12-09 05:55:45,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1069a603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:45, skipping insertion in model container [2020-12-09 05:55:45,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:55:45" (1/1) ... [2020-12-09 05:55:45,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 05:55:45,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 05:55:46,114 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/sv-benchmarks/c/float-newlib/float_req_bl_0661a.c[5271,5284] [2020-12-09 05:55:46,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 05:55:46,127 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 05:55:46,173 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/sv-benchmarks/c/float-newlib/float_req_bl_0661a.c[5271,5284] [2020-12-09 05:55:46,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 05:55:46,192 INFO L208 MainTranslator]: Completed translation [2020-12-09 05:55:46,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:46 WrapperNode [2020-12-09 05:55:46,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 05:55:46,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 05:55:46,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 05:55:46,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 05:55:46,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:46" (1/1) ... [2020-12-09 05:55:46,208 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:46" (1/1) ... [2020-12-09 05:55:46,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 05:55:46,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 05:55:46,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 05:55:46,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 05:55:46,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:46" (1/1) ... [2020-12-09 05:55:46,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:46" (1/1) ... [2020-12-09 05:55:46,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:46" (1/1) ... [2020-12-09 05:55:46,248 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:46" (1/1) ... [2020-12-09 05:55:46,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:46" (1/1) ... [2020-12-09 05:55:46,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:46" (1/1) ... [2020-12-09 05:55:46,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:46" (1/1) ... [2020-12-09 05:55:46,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 05:55:46,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 05:55:46,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 05:55:46,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 05:55:46,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 05:55:46,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 05:55:46,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 05:55:46,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-12-09 05:55:46,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-09 05:55:46,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-12-09 05:55:46,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 05:55:46,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 05:55:46,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-09 05:55:46,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-12-09 05:55:46,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 05:55:46,946 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 05:55:46,946 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2020-12-09 05:55:46,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:55:46 BoogieIcfgContainer [2020-12-09 05:55:46,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 05:55:46,951 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 05:55:46,951 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 05:55:46,954 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 05:55:46,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 05:55:45" (1/3) ... [2020-12-09 05:55:46,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37d2eb7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:55:46, skipping insertion in model container [2020-12-09 05:55:46,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:46" (2/3) ... [2020-12-09 05:55:46,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37d2eb7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:55:46, skipping insertion in model container [2020-12-09 05:55:46,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:55:46" (3/3) ... [2020-12-09 05:55:46,957 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0661a.c [2020-12-09 05:55:46,969 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 05:55:46,972 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 05:55:46,981 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 05:55:46,998 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 05:55:46,998 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 05:55:46,998 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 05:55:46,998 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 05:55:46,998 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 05:55:46,998 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 05:55:46,998 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 05:55:46,999 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 05:55:47,008 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states. [2020-12-09 05:55:47,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-09 05:55:47,012 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 05:55:47,012 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 05:55:47,013 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 05:55:47,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 05:55:47,018 INFO L82 PathProgramCache]: Analyzing trace with hash -675502088, now seen corresponding path program 1 times [2020-12-09 05:55:47,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 05:55:47,027 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670263894] [2020-12-09 05:55:47,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 05:55:47,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 05:55:47,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 05:55:47,136 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670263894] [2020-12-09 05:55:47,136 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 05:55:47,136 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 05:55:47,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519887249] [2020-12-09 05:55:47,140 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 05:55:47,140 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 05:55:47,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 05:55:47,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 05:55:47,150 INFO L87 Difference]: Start difference. First operand 78 states. Second operand 2 states. [2020-12-09 05:55:47,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 05:55:47,166 INFO L93 Difference]: Finished difference Result 154 states and 263 transitions. [2020-12-09 05:55:47,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 05:55:47,167 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-12-09 05:55:47,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 05:55:47,174 INFO L225 Difference]: With dead ends: 154 [2020-12-09 05:55:47,174 INFO L226 Difference]: Without dead ends: 75 [2020-12-09 05:55:47,176 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 [2020-12-09 05:55:47,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-12-09 05:55:47,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-12-09 05:55:47,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-12-09 05:55:47,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 104 transitions. [2020-12-09 05:55:47,202 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 104 transitions. Word has length 10 [2020-12-09 05:55:47,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 05:55:47,202 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 104 transitions. [2020-12-09 05:55:47,202 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 05:55:47,202 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 104 transitions. [2020-12-09 05:55:47,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-09 05:55:47,203 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 05:55:47,203 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 05:55:47,203 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 05:55:47,203 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 05:55:47,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 05:55:47,204 INFO L82 PathProgramCache]: Analyzing trace with hash -804942975, now seen corresponding path program 1 times [2020-12-09 05:55:47,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 05:55:47,204 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638191220] [2020-12-09 05:55:47,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 05:55:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 05:55:47,249 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 05:55:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 05:55:47,287 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 05:55:47,308 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-12-09 05:55:47,308 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-09 05:55:47,309 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-09 05:55:47,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 05:55:47 BoogieIcfgContainer [2020-12-09 05:55:47,334 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 05:55:47,334 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 05:55:47,334 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 05:55:47,334 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 05:55:47,335 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:55:46" (3/4) ... [2020-12-09 05:55:47,337 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-09 05:55:47,337 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 05:55:47,339 INFO L168 Benchmark]: Toolchain (without parser) took 1410.77 ms. Allocated memory was 75.5 MB in the beginning and 111.1 MB in the end (delta: 35.7 MB). Free memory was 44.7 MB in the beginning and 79.5 MB in the end (delta: -34.7 MB). Peak memory consumption was 1.6 MB. Max. memory is 16.1 GB. [2020-12-09 05:55:47,339 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 75.5 MB. Free memory was 47.4 MB in the beginning and 47.4 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 05:55:47,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 265.23 ms. Allocated memory was 75.5 MB in the beginning and 92.3 MB in the end (delta: 16.8 MB). Free memory was 44.5 MB in the beginning and 65.1 MB in the end (delta: -20.6 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. [2020-12-09 05:55:47,340 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.07 ms. Allocated memory is still 92.3 MB. Free memory was 65.1 MB in the beginning and 62.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 05:55:47,341 INFO L168 Benchmark]: Boogie Preprocessor took 37.38 ms. Allocated memory is still 92.3 MB. Free memory was 62.0 MB in the beginning and 59.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 05:55:47,342 INFO L168 Benchmark]: RCFGBuilder took 674.60 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 59.2 MB in the beginning and 80.0 MB in the end (delta: -20.8 MB). Peak memory consumption was 23.5 MB. Max. memory is 16.1 GB. [2020-12-09 05:55:47,342 INFO L168 Benchmark]: TraceAbstraction took 383.35 ms. Allocated memory is still 111.1 MB. Free memory was 80.0 MB in the beginning and 80.2 MB in the end (delta: -218.5 kB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-12-09 05:55:47,342 INFO L168 Benchmark]: Witness Printer took 2.83 ms. Allocated memory is still 111.1 MB. Free memory was 80.2 MB in the beginning and 79.5 MB in the end (delta: 712.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 05:55:47,345 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 75.5 MB. Free memory was 47.4 MB in the beginning and 47.4 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 265.23 ms. Allocated memory was 75.5 MB in the beginning and 92.3 MB in the end (delta: 16.8 MB). Free memory was 44.5 MB in the beginning and 65.1 MB in the end (delta: -20.6 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 42.07 ms. Allocated memory is still 92.3 MB. Free memory was 65.1 MB in the beginning and 62.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 37.38 ms. Allocated memory is still 92.3 MB. Free memory was 62.0 MB in the beginning and 59.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 674.60 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 59.2 MB in the beginning and 80.0 MB in the end (delta: -20.8 MB). Peak memory consumption was 23.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 383.35 ms. Allocated memory is still 111.1 MB. Free memory was 80.0 MB in the beginning and 80.2 MB in the end (delta: -218.5 kB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * Witness Printer took 2.83 ms. Allocated memory is still 111.1 MB. Free memory was 80.2 MB in the beginning and 79.5 MB in the end (delta: 712.2 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: 230]: 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 229, overapproximation of someUnaryDOUBLEoperation at line 44, overapproximation of bitwiseAnd at line 135, overapproximation of someUnaryFLOAToperation at line 219, overapproximation of someBinaryArithmeticFLOAToperation at line 137. Possible FailurePath: [L29-L34] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L36-L41] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L43-L47] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L49-L51] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L117-L118] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; [L218] float x = __VERIFIER_nondet_float(); [L219] float y = -0.0f; VAL [aT_atan={7:0}, atanhi_atan={6:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L226] COND TRUE x > 0.0f [L121] float z; [L122] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={7:0}, atanhi_atan={6:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L125] ieee_float_shape_type gf_u; [L126] gf_u.value = (x) [L127] EXPR gf_u.word [L127] (hx) = gf_u.word [L129] ix = hx & 0x7fffffff VAL [aT_atan={7:0}, atanhi_atan={6:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L131] ieee_float_shape_type gf_u; [L132] gf_u.value = (y) [L133] EXPR gf_u.word [L133] (hy) = gf_u.word [L135] iy = hy & 0x7fffffff VAL [aT_atan={7:0}, atanhi_atan={6:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L136] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L137] return x + y; VAL [aT_atan={7:0}, atanhi_atan={6:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L227] float res = __ieee754_atan2f(y, x); [L229] COND TRUE res != -0.0f VAL [aT_atan={7:0}, atanhi_atan={6:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L230] reach_error() VAL [aT_atan={7:0}, atanhi_atan={6:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 108 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=78occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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 [2020-12-09 05:55:48,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 05:55:48,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 05:55:48,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 05:55:48,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 05:55:48,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 05:55:48,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 05:55:48,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 05:55:48,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 05:55:48,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 05:55:48,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 05:55:48,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 05:55:48,968 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 05:55:48,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 05:55:48,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 05:55:48,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 05:55:48,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 05:55:48,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 05:55:48,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 05:55:48,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 05:55:48,977 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 05:55:48,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 05:55:48,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 05:55:48,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 05:55:48,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 05:55:48,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 05:55:48,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 05:55:48,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 05:55:48,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 05:55:48,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 05:55:48,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 05:55:48,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 05:55:48,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 05:55:48,988 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 05:55:48,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 05:55:48,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 05:55:48,990 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 05:55:48,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 05:55:48,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 05:55:48,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 05:55:48,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 05:55:48,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 05:55:49,020 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 05:55:49,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 05:55:49,021 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 05:55:49,022 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 05:55:49,022 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 05:55:49,022 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 05:55:49,022 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 05:55:49,022 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 05:55:49,023 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 05:55:49,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 05:55:49,024 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 05:55:49,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 05:55:49,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 05:55:49,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 05:55:49,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 05:55:49,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 05:55:49,025 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 05:55:49,025 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 05:55:49,025 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 05:55:49,025 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 05:55:49,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 05:55:49,026 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 05:55:49,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 05:55:49,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 05:55:49,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 05:55:49,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 05:55:49,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 05:55:49,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 05:55:49,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 05:55:49,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 05:55:49,027 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 05:55:49,028 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 05:55:49,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 05:55:49,028 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 05:55:49,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 05:55:49,028 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-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ab4ecd62c10e963d102d38f73f60b5a9a372a97 [2020-12-09 05:55:49,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 05:55:49,270 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 05:55:49,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 05:55:49,273 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 05:55:49,273 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 05:55:49,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2020-12-09 05:55:49,314 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/data/ae3557af9/63fe7d9674904438b7fd7a401bcd618f/FLAG332e5dc87 [2020-12-09 05:55:49,723 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 05:55:49,723 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2020-12-09 05:55:49,731 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/data/ae3557af9/63fe7d9674904438b7fd7a401bcd618f/FLAG332e5dc87 [2020-12-09 05:55:49,743 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/data/ae3557af9/63fe7d9674904438b7fd7a401bcd618f [2020-12-09 05:55:49,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 05:55:49,746 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 05:55:49,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 05:55:49,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 05:55:49,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 05:55:49,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:55:49" (1/1) ... [2020-12-09 05:55:49,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d8f5f19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:49, skipping insertion in model container [2020-12-09 05:55:49,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:55:49" (1/1) ... [2020-12-09 05:55:49,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 05:55:49,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 05:55:49,922 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/sv-benchmarks/c/float-newlib/float_req_bl_0661a.c[5271,5284] [2020-12-09 05:55:49,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 05:55:49,935 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 05:55:49,974 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/sv-benchmarks/c/float-newlib/float_req_bl_0661a.c[5271,5284] [2020-12-09 05:55:49,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 05:55:49,993 INFO L208 MainTranslator]: Completed translation [2020-12-09 05:55:49,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:49 WrapperNode [2020-12-09 05:55:49,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 05:55:49,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 05:55:49,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 05:55:49,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 05:55:50,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:49" (1/1) ... [2020-12-09 05:55:50,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:49" (1/1) ... [2020-12-09 05:55:50,041 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 05:55:50,042 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 05:55:50,042 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 05:55:50,042 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 05:55:50,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:49" (1/1) ... [2020-12-09 05:55:50,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:49" (1/1) ... [2020-12-09 05:55:50,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:49" (1/1) ... [2020-12-09 05:55:50,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:49" (1/1) ... [2020-12-09 05:55:50,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:49" (1/1) ... [2020-12-09 05:55:50,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:49" (1/1) ... [2020-12-09 05:55:50,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:49" (1/1) ... [2020-12-09 05:55:50,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 05:55:50,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 05:55:50,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 05:55:50,088 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 05:55:50,089 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 05:55:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-12-09 05:55:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 05:55:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 05:55:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-12-09 05:55:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-09 05:55:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 05:55:50,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 05:55:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-12-09 05:55:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-09 05:55:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 05:56:20,354 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 05:56:20,354 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2020-12-09 05:56:20,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:56:20 BoogieIcfgContainer [2020-12-09 05:56:20,356 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 05:56:20,358 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 05:56:20,358 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 05:56:20,360 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 05:56:20,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 05:55:49" (1/3) ... [2020-12-09 05:56:20,360 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15283380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:56:20, skipping insertion in model container [2020-12-09 05:56:20,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:55:49" (2/3) ... [2020-12-09 05:56:20,361 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15283380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:56:20, skipping insertion in model container [2020-12-09 05:56:20,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:56:20" (3/3) ... [2020-12-09 05:56:20,364 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0661a.c [2020-12-09 05:56:20,374 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 05:56:20,377 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 05:56:20,385 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 05:56:20,405 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 05:56:20,405 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 05:56:20,405 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 05:56:20,405 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 05:56:20,405 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 05:56:20,405 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 05:56:20,405 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 05:56:20,405 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 05:56:20,417 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2020-12-09 05:56:20,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-09 05:56:20,421 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 05:56:20,421 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 05:56:20,421 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 05:56:20,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 05:56:20,425 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2020-12-09 05:56:20,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 05:56:20,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [236340415] [2020-12-09 05:56:20,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-09 05:56:21,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 05:56:21,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-09 05:56:21,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 05:56:21,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 05:56:21,278 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 05:56:21,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [236340415] [2020-12-09 05:56:21,279 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 05:56:21,279 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 05:56:21,280 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009163765] [2020-12-09 05:56:21,283 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 05:56:21,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 05:56:21,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 05:56:21,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 05:56:21,293 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2020-12-09 05:56:21,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 05:56:21,311 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2020-12-09 05:56:21,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 05:56:21,312 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-12-09 05:56:21,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 05:56:21,319 INFO L225 Difference]: With dead ends: 219 [2020-12-09 05:56:21,319 INFO L226 Difference]: Without dead ends: 107 [2020-12-09 05:56:21,321 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 05:56:21,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-12-09 05:56:21,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2020-12-09 05:56:21,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-12-09 05:56:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2020-12-09 05:56:21,349 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2020-12-09 05:56:21,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 05:56:21,349 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2020-12-09 05:56:21,349 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 05:56:21,349 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2020-12-09 05:56:21,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-09 05:56:21,350 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 05:56:21,350 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 05:56:21,551 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 05:56:21,552 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 05:56:21,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 05:56:21,554 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2020-12-09 05:56:21,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 05:56:21,556 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [710826146] [2020-12-09 05:56:21,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-09 05:56:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 05:56:22,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-09 05:56:22,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 05:56:22,589 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-12-09 05:56:22,590 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 05:56:22,658 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:56:22,662 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-09 05:56:22,663 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:32, output treesize:33 [2020-12-09 05:56:22,916 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-12-09 05:56:22,918 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-09 05:56:22,968 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:56:22,970 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-09 05:56:22,970 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:25 [2020-12-09 05:56:23,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 05:56:23,222 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 05:56:23,223 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [710826146] [2020-12-09 05:56:23,223 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 05:56:23,223 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-09 05:56:23,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374994597] [2020-12-09 05:56:23,224 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-09 05:56:23,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 05:56:23,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-09 05:56:23,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-09 05:56:23,225 INFO L87 Difference]: Start difference. First operand 107 states and 155 transitions. Second operand 8 states. [2020-12-09 05:56:24,181 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-09 05:56:44,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 05:56:44,500 INFO L93 Difference]: Finished difference Result 163 states and 235 transitions. [2020-12-09 05:56:44,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-09 05:56:44,523 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 13 [2020-12-09 05:56:44,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 05:56:44,525 INFO L225 Difference]: With dead ends: 163 [2020-12-09 05:56:44,525 INFO L226 Difference]: Without dead ends: 98 [2020-12-09 05:56:44,526 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2020-12-09 05:56:44,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-12-09 05:56:44,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2020-12-09 05:56:44,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-12-09 05:56:44,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 135 transitions. [2020-12-09 05:56:44,540 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 135 transitions. Word has length 13 [2020-12-09 05:56:44,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 05:56:44,541 INFO L481 AbstractCegarLoop]: Abstraction has 98 states and 135 transitions. [2020-12-09 05:56:44,541 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-09 05:56:44,541 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 135 transitions. [2020-12-09 05:56:44,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-09 05:56:44,541 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 05:56:44,542 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 05:56:44,742 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-09 05:56:44,744 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 05:56:44,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 05:56:44,746 INFO L82 PathProgramCache]: Analyzing trace with hash 1269233595, now seen corresponding path program 1 times [2020-12-09 05:56:44,748 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 05:56:44,749 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1691856406] [2020-12-09 05:56:44,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-09 05:56:45,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 05:56:45,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-09 05:56:45,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 05:56:45,745 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 05:56:45,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 05:56:45,848 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 05:56:45,848 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1691856406] [2020-12-09 05:56:45,848 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 05:56:45,849 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-09 05:56:45,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78346374] [2020-12-09 05:56:45,849 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-09 05:56:45,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 05:56:45,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-09 05:56:45,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-09 05:56:45,850 INFO L87 Difference]: Start difference. First operand 98 states and 135 transitions. Second operand 7 states. [2020-12-09 05:56:48,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 05:56:48,407 INFO L93 Difference]: Finished difference Result 163 states and 223 transitions. [2020-12-09 05:56:48,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 05:56:48,408 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2020-12-09 05:56:48,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 05:56:48,409 INFO L225 Difference]: With dead ends: 163 [2020-12-09 05:56:48,409 INFO L226 Difference]: Without dead ends: 102 [2020-12-09 05:56:48,410 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-12-09 05:56:48,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-12-09 05:56:48,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 98. [2020-12-09 05:56:48,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-12-09 05:56:48,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 133 transitions. [2020-12-09 05:56:48,419 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 133 transitions. Word has length 18 [2020-12-09 05:56:48,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 05:56:48,419 INFO L481 AbstractCegarLoop]: Abstraction has 98 states and 133 transitions. [2020-12-09 05:56:48,419 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-09 05:56:48,420 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 133 transitions. [2020-12-09 05:56:48,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-09 05:56:48,420 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 05:56:48,420 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 05:56:48,621 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-09 05:56:48,622 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 05:56:48,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 05:56:48,624 INFO L82 PathProgramCache]: Analyzing trace with hash 1326491897, now seen corresponding path program 1 times [2020-12-09 05:56:48,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 05:56:48,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1576700241] [2020-12-09 05:56:48,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-12-09 05:56:49,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 05:56:49,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 05:56:49,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 05:56:49,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 05:56:49,618 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 05:56:49,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1576700241] [2020-12-09 05:56:49,618 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 05:56:49,618 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 05:56:49,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925038841] [2020-12-09 05:56:49,619 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 05:56:49,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 05:56:49,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 05:56:49,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-09 05:56:49,620 INFO L87 Difference]: Start difference. First operand 98 states and 133 transitions. Second operand 6 states. [2020-12-09 05:56:51,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 05:56:51,984 INFO L93 Difference]: Finished difference Result 102 states and 136 transitions. [2020-12-09 05:56:51,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 05:56:51,985 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2020-12-09 05:56:51,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 05:56:51,986 INFO L225 Difference]: With dead ends: 102 [2020-12-09 05:56:51,986 INFO L226 Difference]: Without dead ends: 98 [2020-12-09 05:56:51,986 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-09 05:56:51,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-12-09 05:56:51,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2020-12-09 05:56:51,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-12-09 05:56:51,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 132 transitions. [2020-12-09 05:56:51,995 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 132 transitions. Word has length 18 [2020-12-09 05:56:51,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 05:56:51,996 INFO L481 AbstractCegarLoop]: Abstraction has 98 states and 132 transitions. [2020-12-09 05:56:51,996 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 05:56:51,996 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 132 transitions. [2020-12-09 05:56:51,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-09 05:56:51,997 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 05:56:51,997 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 05:56:52,197 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-09 05:56:52,199 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 05:56:52,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 05:56:52,200 INFO L82 PathProgramCache]: Analyzing trace with hash -1055279212, now seen corresponding path program 1 times [2020-12-09 05:56:52,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 05:56:52,202 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [344927194] [2020-12-09 05:56:52,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-12-09 05:56:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 05:56:53,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-09 05:56:53,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 05:56:53,259 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-12-09 05:56:53,260 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 05:56:53,336 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:56:53,339 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-09 05:56:53,339 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:32, output treesize:33 [2020-12-09 05:56:53,479 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2020-12-09 05:56:53,481 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 05:56:53,524 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:56:53,525 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-09 05:56:53,526 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:39, output treesize:20 [2020-12-09 05:56:53,775 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 05:56:53,787 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 05:56:53,799 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 05:56:53,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 05:56:53,936 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 05:56:53,936 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [344927194] [2020-12-09 05:56:53,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 05:56:53,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-09 05:56:53,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719935623] [2020-12-09 05:56:53,937 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-09 05:56:53,937 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 05:56:53,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-09 05:56:53,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-09 05:56:53,938 INFO L87 Difference]: Start difference. First operand 98 states and 132 transitions. Second operand 8 states. [2020-12-09 05:56:54,807 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-12-09 05:56:55,090 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-12-09 05:56:59,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 05:56:59,827 INFO L93 Difference]: Finished difference Result 102 states and 135 transitions. [2020-12-09 05:56:59,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-09 05:56:59,849 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 20 [2020-12-09 05:56:59,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 05:56:59,849 INFO L225 Difference]: With dead ends: 102 [2020-12-09 05:56:59,849 INFO L226 Difference]: Without dead ends: 39 [2020-12-09 05:56:59,850 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2020-12-09 05:56:59,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-12-09 05:56:59,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2020-12-09 05:56:59,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-12-09 05:56:59,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 49 transitions. [2020-12-09 05:56:59,853 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 49 transitions. Word has length 20 [2020-12-09 05:56:59,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 05:56:59,854 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 49 transitions. [2020-12-09 05:56:59,854 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-09 05:56:59,854 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2020-12-09 05:56:59,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-09 05:56:59,854 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 05:56:59,854 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 05:57:00,055 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-12-09 05:57:00,056 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 05:57:00,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 05:57:00,057 INFO L82 PathProgramCache]: Analyzing trace with hash -323150641, now seen corresponding path program 1 times [2020-12-09 05:57:00,059 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 05:57:00,059 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1853172643] [2020-12-09 05:57:00,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-12-09 05:57:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 05:57:00,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-09 05:57:00,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 05:57:01,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 05:57:01,201 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 05:57:01,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1853172643] [2020-12-09 05:57:01,201 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 05:57:01,201 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-09 05:57:01,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971801457] [2020-12-09 05:57:01,202 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-09 05:57:01,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 05:57:01,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-09 05:57:01,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-09 05:57:01,203 INFO L87 Difference]: Start difference. First operand 39 states and 49 transitions. Second operand 7 states. [2020-12-09 05:57:08,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 05:57:08,488 INFO L93 Difference]: Finished difference Result 54 states and 64 transitions. [2020-12-09 05:57:08,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 05:57:08,489 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2020-12-09 05:57:08,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 05:57:08,490 INFO L225 Difference]: With dead ends: 54 [2020-12-09 05:57:08,490 INFO L226 Difference]: Without dead ends: 33 [2020-12-09 05:57:08,491 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-12-09 05:57:08,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-12-09 05:57:08,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 28. [2020-12-09 05:57:08,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-12-09 05:57:08,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 30 transitions. [2020-12-09 05:57:08,495 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 30 transitions. Word has length 20 [2020-12-09 05:57:08,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 05:57:08,495 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 30 transitions. [2020-12-09 05:57:08,495 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-09 05:57:08,496 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2020-12-09 05:57:08,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-09 05:57:08,496 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 05:57:08,497 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 05:57:08,697 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-12-09 05:57:08,698 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 05:57:08,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 05:57:08,700 INFO L82 PathProgramCache]: Analyzing trace with hash -2134513230, now seen corresponding path program 1 times [2020-12-09 05:57:08,702 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 05:57:08,703 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2014643249] [2020-12-09 05:57:08,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-12-09 05:57:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 05:57:09,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-09 05:57:09,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 05:57:09,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 05:57:09,899 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 05:57:09,899 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2014643249] [2020-12-09 05:57:09,899 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 05:57:09,900 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-09 05:57:09,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116687402] [2020-12-09 05:57:09,900 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-09 05:57:09,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 05:57:09,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-09 05:57:09,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-09 05:57:09,901 INFO L87 Difference]: Start difference. First operand 28 states and 30 transitions. Second operand 8 states. [2020-12-09 05:57:10,809 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-09 05:57:17,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 05:57:17,485 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2020-12-09 05:57:17,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-09 05:57:17,486 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2020-12-09 05:57:17,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 05:57:17,487 INFO L225 Difference]: With dead ends: 33 [2020-12-09 05:57:17,487 INFO L226 Difference]: Without dead ends: 28 [2020-12-09 05:57:17,487 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2020-12-09 05:57:17,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2020-12-09 05:57:17,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2020-12-09 05:57:17,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-12-09 05:57:17,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 29 transitions. [2020-12-09 05:57:17,490 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 29 transitions. Word has length 22 [2020-12-09 05:57:17,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 05:57:17,490 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 29 transitions. [2020-12-09 05:57:17,490 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-09 05:57:17,491 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2020-12-09 05:57:17,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-09 05:57:17,491 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 05:57:17,491 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 05:57:17,692 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-12-09 05:57:17,693 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 05:57:17,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 05:57:17,694 INFO L82 PathProgramCache]: Analyzing trace with hash -1245613635, now seen corresponding path program 1 times [2020-12-09 05:57:17,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 05:57:17,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1858400008] [2020-12-09 05:57:17,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2020-12-09 05:57:19,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 05:57:19,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-09 05:57:19,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 05:57:19,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 05:57:19,889 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 05:57:19,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1858400008] [2020-12-09 05:57:19,889 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 05:57:19,889 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 05:57:19,889 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466283168] [2020-12-09 05:57:19,890 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 05:57:19,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 05:57:19,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 05:57:19,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-12-09 05:57:19,891 INFO L87 Difference]: Start difference. First operand 28 states and 29 transitions. Second operand 6 states. [2020-12-09 05:57:20,258 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-12-09 05:57:20,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 05:57:20,270 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2020-12-09 05:57:20,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 05:57:20,272 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2020-12-09 05:57:20,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 05:57:20,272 INFO L225 Difference]: With dead ends: 28 [2020-12-09 05:57:20,272 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 05:57:20,273 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2020-12-09 05:57:20,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 05:57:20,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 05:57:20,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 05:57:20,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 05:57:20,274 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-12-09 05:57:20,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 05:57:20,274 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 05:57:20,274 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 05:57:20,274 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 05:57:20,274 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 05:57:20,475 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-12-09 05:57:20,480 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 05:57:21,045 WARN L197 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2020-12-09 05:57:21,271 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-12-09 05:57:21,739 WARN L197 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 34 [2020-12-09 05:57:21,953 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-12-09 05:57:21,969 INFO L262 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-12-09 05:57:21,969 INFO L262 CegarLoopResult]: For program point L184-2(line 184) no Hoare annotation was computed. [2020-12-09 05:57:21,969 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 05:57:21,969 INFO L265 CegarLoopResult]: At program point L235(lines 217 236) the Hoare annotation is: true [2020-12-09 05:57:21,969 INFO L262 CegarLoopResult]: For program point L136(lines 136 137) no Hoare annotation was computed. [2020-12-09 05:57:21,970 INFO L258 CegarLoopResult]: At program point L120(lines 120 215) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= .cse0 |ULTIMATE.start___ieee754_atan2f_#res|) (exists ((v_arrayElimCell_1 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) v_arrayElimCell_1) ((_ extract 30 23) v_arrayElimCell_1) ((_ extract 22 0) v_arrayElimCell_1)) (_ +zero 8 24)) (= (bvand (_ bv2147483647 32) v_arrayElimCell_1) ULTIMATE.start___ieee754_atan2f_~ix~2))) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0) ULTIMATE.start___ieee754_atan2f_~iy~0) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (fp.neg (_ +zero 8 24))))) (= ULTIMATE.start_main_~y~0 .cse0) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0))) [2020-12-09 05:57:21,970 INFO L262 CegarLoopResult]: For program point L21(lines 21 25) no Hoare annotation was computed. [2020-12-09 05:57:21,970 INFO L262 CegarLoopResult]: For program point L21-1(lines 14 27) no Hoare annotation was computed. [2020-12-09 05:57:21,970 INFO L262 CegarLoopResult]: For program point L21-2(lines 21 25) no Hoare annotation was computed. [2020-12-09 05:57:21,970 INFO L262 CegarLoopResult]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2020-12-09 05:57:21,970 INFO L262 CegarLoopResult]: For program point L21-4(lines 14 27) no Hoare annotation was computed. [2020-12-09 05:57:21,970 INFO L262 CegarLoopResult]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2020-12-09 05:57:21,970 INFO L262 CegarLoopResult]: For program point L21-6(lines 21 25) no Hoare annotation was computed. [2020-12-09 05:57:21,970 INFO L262 CegarLoopResult]: For program point L21-7(lines 14 27) no Hoare annotation was computed. [2020-12-09 05:57:21,970 INFO L262 CegarLoopResult]: For program point L21-8(lines 21 25) no Hoare annotation was computed. [2020-12-09 05:57:21,970 INFO L262 CegarLoopResult]: For program point L203(lines 203 207) no Hoare annotation was computed. [2020-12-09 05:57:21,971 INFO L262 CegarLoopResult]: For program point L170(lines 170 179) no Hoare annotation was computed. [2020-12-09 05:57:21,971 INFO L262 CegarLoopResult]: For program point L203-1(lines 196 208) no Hoare annotation was computed. [2020-12-09 05:57:21,971 INFO L262 CegarLoopResult]: For program point L203-2(lines 203 207) no Hoare annotation was computed. [2020-12-09 05:57:21,971 INFO L262 CegarLoopResult]: For program point L71(lines 71 96) no Hoare annotation was computed. [2020-12-09 05:57:21,971 INFO L262 CegarLoopResult]: For program point L71-2(lines 71 96) no Hoare annotation was computed. [2020-12-09 05:57:21,971 INFO L262 CegarLoopResult]: For program point L187(lines 187 192) no Hoare annotation was computed. [2020-12-09 05:57:21,971 INFO L262 CegarLoopResult]: For program point L88(lines 88 94) no Hoare annotation was computed. [2020-12-09 05:57:21,971 INFO L262 CegarLoopResult]: For program point L88-2(lines 71 96) no Hoare annotation was computed. [2020-12-09 05:57:21,971 INFO L262 CegarLoopResult]: For program point L88-3(lines 88 94) no Hoare annotation was computed. [2020-12-09 05:57:21,971 INFO L262 CegarLoopResult]: For program point L88-5(lines 71 96) no Hoare annotation was computed. [2020-12-09 05:57:21,971 INFO L262 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-12-09 05:57:21,971 INFO L262 CegarLoopResult]: For program point L138(lines 138 139) no Hoare annotation was computed. [2020-12-09 05:57:21,971 INFO L262 CegarLoopResult]: For program point L72(lines 72 75) no Hoare annotation was computed. [2020-12-09 05:57:21,972 INFO L262 CegarLoopResult]: For program point L72-2(lines 72 75) no Hoare annotation was computed. [2020-12-09 05:57:21,972 INFO L262 CegarLoopResult]: For program point L72-3(lines 72 75) no Hoare annotation was computed. [2020-12-09 05:57:21,972 INFO L262 CegarLoopResult]: For program point L72-5(lines 72 75) no Hoare annotation was computed. [2020-12-09 05:57:21,972 INFO L262 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-12-09 05:57:21,972 INFO L262 CegarLoopResult]: For program point L155-2(line 155) no Hoare annotation was computed. [2020-12-09 05:57:21,972 INFO L262 CegarLoopResult]: For program point L73(lines 73 74) no Hoare annotation was computed. [2020-12-09 05:57:21,972 INFO L262 CegarLoopResult]: For program point L73-1(lines 73 74) no Hoare annotation was computed. [2020-12-09 05:57:21,972 INFO L262 CegarLoopResult]: For program point L189(lines 189 192) no Hoare annotation was computed. [2020-12-09 05:57:21,972 INFO L262 CegarLoopResult]: For program point L189-2(lines 187 192) no Hoare annotation was computed. [2020-12-09 05:57:21,972 INFO L262 CegarLoopResult]: For program point L57-1(lines 57 61) no Hoare annotation was computed. [2020-12-09 05:57:21,972 INFO L258 CegarLoopResult]: At program point L57-2(lines 57 61) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ULTIMATE.start_atan_float_~x .cse0) (exists ((v_arrayElimCell_1 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) v_arrayElimCell_1) ((_ extract 30 23) v_arrayElimCell_1) ((_ extract 22 0) v_arrayElimCell_1)) (_ +zero 8 24)) (= (bvand (_ bv2147483647 32) v_arrayElimCell_1) ULTIMATE.start___ieee754_atan2f_~ix~2))) (= currentRoundingMode roundNearestTiesToEven) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= ~huge_atan~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0) ULTIMATE.start___ieee754_atan2f_~iy~0) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (fp.neg (_ +zero 8 24))))) (= ULTIMATE.start_main_~y~0 .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) .cse0))) [2020-12-09 05:57:21,972 INFO L262 CegarLoopResult]: For program point L57-3(lines 57 61) no Hoare annotation was computed. [2020-12-09 05:57:21,972 INFO L262 CegarLoopResult]: For program point L57-5(lines 57 61) no Hoare annotation was computed. [2020-12-09 05:57:21,972 INFO L258 CegarLoopResult]: At program point L57-6(lines 57 61) the Hoare annotation is: false [2020-12-09 05:57:21,972 INFO L262 CegarLoopResult]: For program point L57-7(lines 57 61) no Hoare annotation was computed. [2020-12-09 05:57:21,972 INFO L262 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-12-09 05:57:21,973 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 05:57:21,973 INFO L262 CegarLoopResult]: For program point L157(lines 157 181) no Hoare annotation was computed. [2020-12-09 05:57:21,973 INFO L262 CegarLoopResult]: For program point L157-1(lines 120 215) no Hoare annotation was computed. [2020-12-09 05:57:21,973 INFO L262 CegarLoopResult]: For program point L124-1(lines 124 128) no Hoare annotation was computed. [2020-12-09 05:57:21,973 INFO L258 CegarLoopResult]: At program point L124-2(lines 124 128) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= currentRoundingMode roundNearestTiesToEven) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= ~huge_atan~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= ULTIMATE.start_main_~y~0 .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0))) [2020-12-09 05:57:21,973 INFO L262 CegarLoopResult]: For program point L124-3(lines 124 128) no Hoare annotation was computed. [2020-12-09 05:57:21,973 INFO L262 CegarLoopResult]: For program point L158(lines 158 180) no Hoare annotation was computed. [2020-12-09 05:57:21,973 INFO L258 CegarLoopResult]: At program point L26(lines 14 27) the Hoare annotation is: false [2020-12-09 05:57:21,973 INFO L258 CegarLoopResult]: At program point L26-1(lines 14 27) the Hoare annotation is: false [2020-12-09 05:57:21,973 INFO L258 CegarLoopResult]: At program point L26-2(lines 14 27) the Hoare annotation is: false [2020-12-09 05:57:21,973 INFO L262 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-12-09 05:57:21,973 INFO L262 CegarLoopResult]: For program point L142(lines 142 152) no Hoare annotation was computed. [2020-12-09 05:57:21,973 INFO L262 CegarLoopResult]: For program point L109(lines 109 114) no Hoare annotation was computed. [2020-12-09 05:57:21,973 INFO L262 CegarLoopResult]: For program point L142-2(lines 120 215) no Hoare annotation was computed. [2020-12-09 05:57:21,973 INFO L262 CegarLoopResult]: For program point L109-1(lines 109 114) no Hoare annotation was computed. [2020-12-09 05:57:21,973 INFO L262 CegarLoopResult]: For program point L159(lines 159 168) no Hoare annotation was computed. [2020-12-09 05:57:21,973 INFO L262 CegarLoopResult]: For program point L143(lines 143 151) no Hoare annotation was computed. [2020-12-09 05:57:21,974 INFO L262 CegarLoopResult]: For program point L226(lines 226 233) no Hoare annotation was computed. [2020-12-09 05:57:21,974 INFO L262 CegarLoopResult]: For program point L193(lines 193 214) no Hoare annotation was computed. [2020-12-09 05:57:21,974 INFO L262 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-12-09 05:57:21,974 INFO L262 CegarLoopResult]: For program point L226-2(lines 226 233) no Hoare annotation was computed. [2020-12-09 05:57:21,974 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-09 05:57:21,974 INFO L262 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-12-09 05:57:21,974 INFO L262 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-12-09 05:57:21,974 INFO L262 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-12-09 05:57:21,974 INFO L262 CegarLoopResult]: For program point L144-2(line 144) no Hoare annotation was computed. [2020-12-09 05:57:21,974 INFO L262 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-09 05:57:21,974 INFO L262 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-12-09 05:57:21,974 INFO L262 CegarLoopResult]: For program point L79(lines 79 95) no Hoare annotation was computed. [2020-12-09 05:57:21,974 INFO L262 CegarLoopResult]: For program point L79-1(lines 79 95) no Hoare annotation was computed. [2020-12-09 05:57:21,974 INFO L262 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-12-09 05:57:21,974 INFO L262 CegarLoopResult]: For program point L63(lines 63 70) no Hoare annotation was computed. [2020-12-09 05:57:21,975 INFO L262 CegarLoopResult]: For program point L63-1(lines 63 70) no Hoare annotation was computed. [2020-12-09 05:57:21,975 INFO L262 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-12-09 05:57:21,975 INFO L262 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-12-09 05:57:21,975 INFO L262 CegarLoopResult]: For program point L80(lines 80 86) no Hoare annotation was computed. [2020-12-09 05:57:21,975 INFO L262 CegarLoopResult]: For program point L113-2(line 113) no Hoare annotation was computed. [2020-12-09 05:57:21,975 INFO L258 CegarLoopResult]: At program point L113-3(lines 53 115) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ULTIMATE.start_atan_float_~x .cse0) (= |ULTIMATE.start_atan_float_#res| .cse0) (exists ((v_arrayElimCell_1 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) v_arrayElimCell_1) ((_ extract 30 23) v_arrayElimCell_1) ((_ extract 22 0) v_arrayElimCell_1)) (_ +zero 8 24)) (= (bvand (_ bv2147483647 32) v_arrayElimCell_1) ULTIMATE.start___ieee754_atan2f_~ix~2))) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0) ULTIMATE.start___ieee754_atan2f_~iy~0) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (fp.neg (_ +zero 8 24))))) (= ULTIMATE.start_main_~y~0 .cse0) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0))) [2020-12-09 05:57:21,975 INFO L262 CegarLoopResult]: For program point L80-3(lines 80 86) no Hoare annotation was computed. [2020-12-09 05:57:21,975 INFO L262 CegarLoopResult]: For program point L113-4(line 113) no Hoare annotation was computed. [2020-12-09 05:57:21,975 INFO L262 CegarLoopResult]: For program point L113-6(line 113) no Hoare annotation was computed. [2020-12-09 05:57:21,975 INFO L258 CegarLoopResult]: At program point L113-7(lines 53 115) the Hoare annotation is: false [2020-12-09 05:57:21,975 INFO L262 CegarLoopResult]: For program point L229(lines 229 232) no Hoare annotation was computed. [2020-12-09 05:57:21,975 INFO L262 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-12-09 05:57:21,975 INFO L262 CegarLoopResult]: For program point L130-1(lines 130 134) no Hoare annotation was computed. [2020-12-09 05:57:21,975 INFO L258 CegarLoopResult]: At program point L130-2(lines 130 134) the Hoare annotation is: (let ((.cse2 (fp.neg (_ +zero 8 24)))) (and (exists ((|v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5|) (_ bv0 32)))) (and (= .cse0 ULTIMATE.start___ieee754_atan2f_~hx~1) (fp.gt (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (_ +zero 8 24))))) (exists ((|v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5|) (_ bv0 32)))) (and (= (bvand (_ bv2147483647 32) .cse1) ULTIMATE.start___ieee754_atan2f_~ix~2) (fp.gt (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) (_ +zero 8 24))))) (= currentRoundingMode roundNearestTiesToEven) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= ~huge_atan~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= ULTIMATE.start_main_~y~0 .cse2) (= ULTIMATE.start___ieee754_atan2f_~y .cse2))) [2020-12-09 05:57:21,975 INFO L262 CegarLoopResult]: For program point L64(lines 64 65) no Hoare annotation was computed. [2020-12-09 05:57:21,975 INFO L262 CegarLoopResult]: For program point L130-3(lines 130 134) no Hoare annotation was computed. [2020-12-09 05:57:21,975 INFO L262 CegarLoopResult]: For program point L64-1(lines 64 65) no Hoare annotation was computed. [2020-12-09 05:57:21,976 INFO L262 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-12-09 05:57:21,976 INFO L262 CegarLoopResult]: For program point L230(line 230) no Hoare annotation was computed. [2020-12-09 05:57:21,976 INFO L262 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-12-09 05:57:21,976 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-09 05:57:21,976 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 230) no Hoare annotation was computed. [2020-12-09 05:57:21,976 INFO L262 CegarLoopResult]: For program point L16-1(lines 16 20) no Hoare annotation was computed. [2020-12-09 05:57:21,976 INFO L258 CegarLoopResult]: At program point L16-2(lines 16 20) the Hoare annotation is: false [2020-12-09 05:57:21,976 INFO L262 CegarLoopResult]: For program point L16-5(lines 16 20) no Hoare annotation was computed. [2020-12-09 05:57:21,976 INFO L258 CegarLoopResult]: At program point L16-6(lines 16 20) the Hoare annotation is: false [2020-12-09 05:57:21,976 INFO L262 CegarLoopResult]: For program point L16-9(lines 16 20) no Hoare annotation was computed. [2020-12-09 05:57:21,976 INFO L258 CegarLoopResult]: At program point L16-10(lines 16 20) the Hoare annotation is: false [2020-12-09 05:57:21,976 INFO L262 CegarLoopResult]: For program point L198-1(lines 198 202) no Hoare annotation was computed. [2020-12-09 05:57:21,976 INFO L258 CegarLoopResult]: At program point L198-2(lines 198 202) the Hoare annotation is: false [2020-12-09 05:57:21,977 INFO L262 CegarLoopResult]: For program point L66(lines 66 69) no Hoare annotation was computed. [2020-12-09 05:57:21,977 INFO L262 CegarLoopResult]: For program point L66-1(lines 66 69) no Hoare annotation was computed. [2020-12-09 05:57:21,977 INFO L262 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-12-09 05:57:21,977 INFO L262 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-12-09 05:57:21,985 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:57:21,987 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:57:21,989 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,989 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,990 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,990 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,990 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,990 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,990 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,990 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,991 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:57:21,992 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,992 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,992 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,992 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,992 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,993 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,993 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,993 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:21,993 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:57:21,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:21,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:21,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:21,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:21,995 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:57:21,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:21,996 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:21,996 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:21,996 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:21,997 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:21,997 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:21,997 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:21,997 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:21,998 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:57:21,998 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:21,998 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:21,998 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:21,998 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:21,999 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:21,999 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:21,999 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,000 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,000 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,000 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,000 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,000 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,001 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,001 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,001 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,001 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,001 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,001 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,001 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,002 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,002 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,002 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,003 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,003 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,003 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,003 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,003 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,003 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,004 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,004 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,004 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,004 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,004 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,005 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,005 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,005 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 05:57:22 BoogieIcfgContainer [2020-12-09 05:57:22,007 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 05:57:22,007 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 05:57:22,007 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 05:57:22,007 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 05:57:22,008 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:56:20" (3/4) ... [2020-12-09 05:57:22,011 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 05:57:22,025 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-12-09 05:57:22,026 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2020-12-09 05:57:22,027 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 05:57:22,027 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 05:57:22,051 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\exists v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5 : bv32 :: unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32] == hx && ~fp.gt~FLOAT(~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][22:0]), ~Pluszero~LONGDOUBLE())) && (\exists v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5 : bv32 :: ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32]) == ix && ~fp.gt~FLOAT(~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][22:0]), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E30))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2020-12-09 05:57:22,052 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == \result && (\exists v_arrayElimCell_1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_arrayElimCell_1[31:31], v_arrayElimCell_1[30:23], v_arrayElimCell_1[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, v_arrayElimCell_1) == ix)) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2020-12-09 05:57:22,053 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && (\exists v_arrayElimCell_1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_arrayElimCell_1[31:31], v_arrayElimCell_1[30:23], v_arrayElimCell_1[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, v_arrayElimCell_1) == ix)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E30))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2020-12-09 05:57:22,054 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists v_arrayElimCell_1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_arrayElimCell_1[31:31], v_arrayElimCell_1[30:23], v_arrayElimCell_1[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, v_arrayElimCell_1) == ix)) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2020-12-09 05:57:22,096 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ce0bb6df-092f-4942-824b-373a7c4de1d5/bin/utaipan/witness.graphml [2020-12-09 05:57:22,096 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 05:57:22,097 INFO L168 Benchmark]: Toolchain (without parser) took 92349.87 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 29.7 MB in the beginning and 25.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. [2020-12-09 05:57:22,097 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 52.4 MB. Free memory was 35.0 MB in the beginning and 34.9 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 05:57:22,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 245.99 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 29.5 MB in the beginning and 42.8 MB in the end (delta: -13.3 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.1 GB. [2020-12-09 05:57:22,098 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.93 ms. Allocated memory is still 65.0 MB. Free memory was 42.6 MB in the beginning and 39.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-09 05:57:22,098 INFO L168 Benchmark]: Boogie Preprocessor took 45.47 ms. Allocated memory is still 65.0 MB. Free memory was 39.4 MB in the beginning and 35.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 05:57:22,098 INFO L168 Benchmark]: RCFGBuilder took 30268.46 ms. Allocated memory is still 65.0 MB. Free memory was 35.8 MB in the beginning and 27.9 MB in the end (delta: 7.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 05:57:22,099 INFO L168 Benchmark]: TraceAbstraction took 61649.33 ms. Allocated memory is still 65.0 MB. Free memory was 27.3 MB in the beginning and 32.8 MB in the end (delta: -5.5 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2020-12-09 05:57:22,099 INFO L168 Benchmark]: Witness Printer took 88.62 ms. Allocated memory is still 65.0 MB. Free memory was 32.8 MB in the beginning and 25.4 MB in the end (delta: 7.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-09 05:57:22,101 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 52.4 MB. Free memory was 35.0 MB in the beginning and 34.9 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 245.99 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 29.5 MB in the beginning and 42.8 MB in the end (delta: -13.3 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.93 ms. Allocated memory is still 65.0 MB. Free memory was 42.6 MB in the beginning and 39.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 45.47 ms. Allocated memory is still 65.0 MB. Free memory was 39.4 MB in the beginning and 35.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 30268.46 ms. Allocated memory is still 65.0 MB. Free memory was 35.8 MB in the beginning and 27.9 MB in the end (delta: 7.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 61649.33 ms. Allocated memory is still 65.0 MB. Free memory was 27.3 MB in the beginning and 32.8 MB in the end (delta: -5.5 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. * Witness Printer took 88.62 ms. Allocated memory is still 65.0 MB. Free memory was 32.8 MB in the beginning and 25.4 MB in the end (delta: 7.4 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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,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[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,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[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,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[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,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[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 230]: 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: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant [2020-12-09 05:57:22,107 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:57:22,108 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E30))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant [2020-12-09 05:57:22,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,110 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,110 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,110 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:57:22,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2020-12-09 05:57:22,112 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((((((\exists v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5 : bv32 :: unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32] == hx && ~fp.gt~FLOAT(~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][22:0]), ~Pluszero~LONGDOUBLE())) && (\exists v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5 : bv32 :: ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32]) == ix && ~fp.gt~FLOAT(~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][22:0]), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E30))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 57]: Loop Invariant [2020-12-09 05:57:22,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,113 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:57:22,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,114 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,114 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,114 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,114 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,115 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:57:22,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: (((((((((x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && (\exists v_arrayElimCell_1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_arrayElimCell_1[31:31], v_arrayElimCell_1[30:23], v_arrayElimCell_1[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, v_arrayElimCell_1) == ix)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_atan) && huge_atan == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E30))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 120]: Loop Invariant [2020-12-09 05:57:22,116 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,116 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,116 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,117 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,117 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,117 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,117 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,117 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,117 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,118 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,118 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,118 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,118 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,118 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,118 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,118 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: (((((~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == \result && (\exists v_arrayElimCell_1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_arrayElimCell_1[31:31], v_arrayElimCell_1[30:23], v_arrayElimCell_1[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, v_arrayElimCell_1) == ix)) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 53]: Loop Invariant [2020-12-09 05:57:22,119 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,119 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,119 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,119 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,119 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,119 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,119 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,120 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,120 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,120 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,120 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,120 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2020-12-09 05:57:22,121 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,121 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,121 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-12-09 05:57:22,121 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: (((((((x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists v_arrayElimCell_1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_arrayElimCell_1[31:31], v_arrayElimCell_1[30:23], v_arrayElimCell_1[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, v_arrayElimCell_1) == ix)) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 60.0s, OverallIterations: 8, TraceHistogramMax: 1, AutomataDifference: 47.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 617 SDtfs, 1523 SDslu, 917 SDs, 0 SdLazy, 256 SolverSat, 21 SolverUnsat, 20 SolverUnknown, 0 SolverNotchecked, 42.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 167 GetRequests, 100 SyntacticMatches, 3 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 5.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred 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, 8 MinimizatonAttempts, 9 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 22 NumberOfFragments, 346 HoareAnnotationTreeSize, 15 FomulaSimplifications, 421 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 192 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 6.4s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 147 NumberOfCodeBlocks, 147 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 139 ConstructedInterpolants, 14 QuantifiedInterpolants, 23344 SizeOfPredicates, 57 NumberOfNonLiveVariables, 969 ConjunctsInSsa, 74 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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...