./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0662a.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_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0662a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/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 519903e17542784e3e5f15e156d1440c82e3f912 .............................................................................................................................................................................................................................................................................................................................................. 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_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0662a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/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 519903e17542784e3e5f15e156d1440c82e3f912 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 19:44:06,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 19:44:06,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 19:44:06,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 19:44:06,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 19:44:06,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 19:44:06,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 19:44:06,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 19:44:06,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 19:44:06,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 19:44:06,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 19:44:06,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 19:44:06,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 19:44:06,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 19:44:06,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 19:44:06,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 19:44:06,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 19:44:06,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 19:44:06,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 19:44:06,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 19:44:06,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 19:44:06,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 19:44:06,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 19:44:06,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 19:44:06,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 19:44:06,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 19:44:06,440 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 19:44:06,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 19:44:06,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 19:44:06,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 19:44:06,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 19:44:06,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 19:44:06,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 19:44:06,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 19:44:06,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 19:44:06,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 19:44:06,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 19:44:06,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 19:44:06,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 19:44:06,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 19:44:06,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 19:44:06,448 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 19:44:06,469 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 19:44:06,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 19:44:06,470 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 19:44:06,470 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 19:44:06,470 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 19:44:06,470 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 19:44:06,471 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 19:44:06,471 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 19:44:06,471 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 19:44:06,471 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 19:44:06,471 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 19:44:06,471 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 19:44:06,471 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 19:44:06,472 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 19:44:06,472 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 19:44:06,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 19:44:06,472 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 19:44:06,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 19:44:06,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 19:44:06,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 19:44:06,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 19:44:06,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 19:44:06,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 19:44:06,473 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 19:44:06,473 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 19:44:06,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 19:44:06,473 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 19:44:06,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 19:44:06,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 19:44:06,474 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 19:44:06,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 19:44:06,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 19:44:06,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 19:44:06,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 19:44:06,475 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 19:44:06,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 19:44:06,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 19:44:06,475 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 19:44:06,476 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 19:44:06,476 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_a988442d-28e4-4715-8ff8-09fa1f616d67/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 519903e17542784e3e5f15e156d1440c82e3f912 [2020-12-09 19:44:06,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 19:44:06,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 19:44:06,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 19:44:06,683 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 19:44:06,683 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 19:44:06,684 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0662a.c [2020-12-09 19:44:06,722 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/data/8b3546dff/b586f5b29a854ac5a617ad72e4e47975/FLAG5b8bd9d84 [2020-12-09 19:44:07,078 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 19:44:07,079 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/sv-benchmarks/c/float-newlib/double_req_bl_0662a.c [2020-12-09 19:44:07,085 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/data/8b3546dff/b586f5b29a854ac5a617ad72e4e47975/FLAG5b8bd9d84 [2020-12-09 19:44:07,094 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/data/8b3546dff/b586f5b29a854ac5a617ad72e4e47975 [2020-12-09 19:44:07,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 19:44:07,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 19:44:07,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 19:44:07,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 19:44:07,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 19:44:07,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:44:07" (1/1) ... [2020-12-09 19:44:07,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f0c4eb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:07, skipping insertion in model container [2020-12-09 19:44:07,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:44:07" (1/1) ... [2020-12-09 19:44:07,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 19:44:07,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 19:44:07,287 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_a988442d-28e4-4715-8ff8-09fa1f616d67/sv-benchmarks/c/float-newlib/double_req_bl_0662a.c[6225,6238] [2020-12-09 19:44:07,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 19:44:07,296 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 19:44:07,337 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_a988442d-28e4-4715-8ff8-09fa1f616d67/sv-benchmarks/c/float-newlib/double_req_bl_0662a.c[6225,6238] [2020-12-09 19:44:07,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 19:44:07,352 INFO L208 MainTranslator]: Completed translation [2020-12-09 19:44:07,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:07 WrapperNode [2020-12-09 19:44:07,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 19:44:07,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 19:44:07,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 19:44:07,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 19:44:07,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:07" (1/1) ... [2020-12-09 19:44:07,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:07" (1/1) ... [2020-12-09 19:44:07,403 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 19:44:07,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 19:44:07,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 19:44:07,404 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 19:44:07,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:07" (1/1) ... [2020-12-09 19:44:07,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:07" (1/1) ... [2020-12-09 19:44:07,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:07" (1/1) ... [2020-12-09 19:44:07,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:07" (1/1) ... [2020-12-09 19:44:07,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:07" (1/1) ... [2020-12-09 19:44:07,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:07" (1/1) ... [2020-12-09 19:44:07,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:07" (1/1) ... [2020-12-09 19:44:07,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 19:44:07,454 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 19:44:07,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 19:44:07,455 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 19:44:07,455 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/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 19:44:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 19:44:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 19:44:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-12-09 19:44:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-09 19:44:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-12-09 19:44:07,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 19:44:07,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 19:44:07,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-09 19:44:07,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-12-09 19:44:07,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 19:44:08,160 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 19:44:08,160 INFO L299 CfgBuilder]: Removed 44 assume(true) statements. [2020-12-09 19:44:08,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:44:08 BoogieIcfgContainer [2020-12-09 19:44:08,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 19:44:08,163 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 19:44:08,163 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 19:44:08,166 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 19:44:08,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:44:07" (1/3) ... [2020-12-09 19:44:08,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d5f0b03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:44:08, skipping insertion in model container [2020-12-09 19:44:08,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:07" (2/3) ... [2020-12-09 19:44:08,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d5f0b03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:44:08, skipping insertion in model container [2020-12-09 19:44:08,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:44:08" (3/3) ... [2020-12-09 19:44:08,168 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0662a.c [2020-12-09 19:44:08,178 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 19:44:08,181 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 19:44:08,189 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 19:44:08,206 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 19:44:08,206 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 19:44:08,206 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 19:44:08,206 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 19:44:08,206 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 19:44:08,206 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 19:44:08,207 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 19:44:08,207 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 19:44:08,217 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states. [2020-12-09 19:44:08,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-09 19:44:08,221 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:44:08,222 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:44:08,222 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:44:08,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:44:08,226 INFO L82 PathProgramCache]: Analyzing trace with hash -703808070, now seen corresponding path program 1 times [2020-12-09 19:44:08,233 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:44:08,233 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388918551] [2020-12-09 19:44:08,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:44:08,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:44:08,374 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 19:44:08,374 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388918551] [2020-12-09 19:44:08,375 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:44:08,375 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 19:44:08,376 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350784368] [2020-12-09 19:44:08,380 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 19:44:08,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:44:08,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 19:44:08,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 19:44:08,393 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 2 states. [2020-12-09 19:44:08,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:44:08,411 INFO L93 Difference]: Finished difference Result 166 states and 283 transitions. [2020-12-09 19:44:08,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 19:44:08,412 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-12-09 19:44:08,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:44:08,419 INFO L225 Difference]: With dead ends: 166 [2020-12-09 19:44:08,420 INFO L226 Difference]: Without dead ends: 81 [2020-12-09 19:44:08,422 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 19:44:08,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-12-09 19:44:08,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2020-12-09 19:44:08,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-12-09 19:44:08,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 110 transitions. [2020-12-09 19:44:08,452 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 110 transitions. Word has length 10 [2020-12-09 19:44:08,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:44:08,452 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 110 transitions. [2020-12-09 19:44:08,453 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 19:44:08,453 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 110 transitions. [2020-12-09 19:44:08,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-09 19:44:08,453 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:44:08,453 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:44:08,453 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 19:44:08,454 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:44:08,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:44:08,455 INFO L82 PathProgramCache]: Analyzing trace with hash 2034900675, now seen corresponding path program 1 times [2020-12-09 19:44:08,455 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:44:08,455 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655232482] [2020-12-09 19:44:08,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:44:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 19:44:08,519 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 19:44:08,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 19:44:08,568 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 19:44:08,596 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-12-09 19:44:08,596 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-09 19:44:08,597 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-09 19:44:08,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:44:08 BoogieIcfgContainer [2020-12-09 19:44:08,633 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 19:44:08,634 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 19:44:08,634 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 19:44:08,634 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 19:44:08,634 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:44:08" (3/4) ... [2020-12-09 19:44:08,637 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-09 19:44:08,637 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 19:44:08,638 INFO L168 Benchmark]: Toolchain (without parser) took 1540.67 ms. Allocated memory was 94.4 MB in the beginning and 121.6 MB in the end (delta: 27.3 MB). Free memory was 53.8 MB in the beginning and 56.1 MB in the end (delta: -2.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 16.1 GB. [2020-12-09 19:44:08,639 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 94.4 MB. Free memory is still 70.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 19:44:08,639 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.02 ms. Allocated memory is still 94.4 MB. Free memory was 53.5 MB in the beginning and 65.2 MB in the end (delta: -11.6 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. [2020-12-09 19:44:08,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.54 ms. Allocated memory is still 94.4 MB. Free memory was 65.2 MB in the beginning and 61.9 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 19:44:08,640 INFO L168 Benchmark]: Boogie Preprocessor took 50.27 ms. Allocated memory is still 94.4 MB. Free memory was 61.9 MB in the beginning and 58.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-09 19:44:08,641 INFO L168 Benchmark]: RCFGBuilder took 707.47 ms. Allocated memory was 94.4 MB in the beginning and 121.6 MB in the end (delta: 27.3 MB). Free memory was 58.6 MB in the beginning and 91.7 MB in the end (delta: -33.2 MB). Peak memory consumption was 26.0 MB. Max. memory is 16.1 GB. [2020-12-09 19:44:08,642 INFO L168 Benchmark]: TraceAbstraction took 469.98 ms. Allocated memory is still 121.6 MB. Free memory was 90.9 MB in the beginning and 56.9 MB in the end (delta: 34.0 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2020-12-09 19:44:08,642 INFO L168 Benchmark]: Witness Printer took 3.27 ms. Allocated memory is still 121.6 MB. Free memory was 56.9 MB in the beginning and 56.1 MB in the end (delta: 818.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 19:44:08,646 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 94.4 MB. Free memory is still 70.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 255.02 ms. Allocated memory is still 94.4 MB. Free memory was 53.5 MB in the beginning and 65.2 MB in the end (delta: -11.6 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 49.54 ms. Allocated memory is still 94.4 MB. Free memory was 65.2 MB in the beginning and 61.9 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.27 ms. Allocated memory is still 94.4 MB. Free memory was 61.9 MB in the beginning and 58.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 707.47 ms. Allocated memory was 94.4 MB in the beginning and 121.6 MB in the end (delta: 27.3 MB). Free memory was 58.6 MB in the beginning and 91.7 MB in the end (delta: -33.2 MB). Peak memory consumption was 26.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 469.98 ms. Allocated memory is still 121.6 MB. Free memory was 90.9 MB in the beginning and 56.9 MB in the end (delta: 34.0 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. * Witness Printer took 3.27 ms. Allocated memory is still 121.6 MB. Free memory was 56.9 MB in the beginning and 56.1 MB in the end (delta: 818.9 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: 262]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 164, overapproximation of someUnaryDOUBLEoperation at line 54, overapproximation of bitwiseAnd at line 162, overapproximation of someBinaryArithmeticDOUBLEoperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 261. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L141-L142] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; [L253] double x = -0.0; [L254] double y = __VERIFIER_nondet_double(); [L256] COND TRUE y < 0.0 [L145] double z; [L146] __int32_t k, m, hx, hy, ix, iy; [L147] __uint32_t lx, ly; VAL [aT_atan={9:0}, atanhi_atan={11:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L150] ieee_double_shape_type ew_u; [L151] ew_u.value = (x) [L152] EXPR ew_u.parts.msw [L152] (hx) = ew_u.parts.msw [L153] EXPR ew_u.parts.lsw [L153] (lx) = ew_u.parts.lsw [L155] ix = hx & 0x7fffffff VAL [aT_atan={9:0}, atanhi_atan={11:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L157] ieee_double_shape_type ew_u; [L158] ew_u.value = (y) [L159] EXPR ew_u.parts.msw [L159] (hy) = ew_u.parts.msw [L160] EXPR ew_u.parts.lsw [L160] (ly) = ew_u.parts.lsw [L162] iy = hy & 0x7fffffff VAL [aT_atan={9:0}, atanhi_atan={11:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L163-L164] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L165] return x + y; VAL [aT_atan={9:0}, atanhi_atan={11:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L258] double res = __ieee754_atan2(y, x); [L261] COND TRUE res != -pi_o_2 VAL [aT_atan={9:0}, atanhi_atan={11:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L262] reach_error() VAL [aT_atan={9:0}, atanhi_atan={11:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 84 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: 114 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=84occurred 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 19:44:10,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 19:44:10,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 19:44:10,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 19:44:10,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 19:44:10,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 19:44:10,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 19:44:10,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 19:44:10,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 19:44:10,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 19:44:10,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 19:44:10,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 19:44:10,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 19:44:10,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 19:44:10,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 19:44:10,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 19:44:10,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 19:44:10,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 19:44:10,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 19:44:10,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 19:44:10,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 19:44:10,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 19:44:10,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 19:44:10,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 19:44:10,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 19:44:10,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 19:44:10,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 19:44:10,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 19:44:10,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 19:44:10,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 19:44:10,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 19:44:10,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 19:44:10,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 19:44:10,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 19:44:10,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 19:44:10,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 19:44:10,219 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 19:44:10,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 19:44:10,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 19:44:10,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 19:44:10,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 19:44:10,221 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 19:44:10,239 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 19:44:10,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 19:44:10,240 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 19:44:10,240 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 19:44:10,240 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 19:44:10,240 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 19:44:10,240 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 19:44:10,240 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 19:44:10,240 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 19:44:10,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 19:44:10,241 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 19:44:10,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 19:44:10,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 19:44:10,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 19:44:10,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 19:44:10,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 19:44:10,242 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 19:44:10,242 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 19:44:10,242 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 19:44:10,242 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 19:44:10,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 19:44:10,242 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 19:44:10,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 19:44:10,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 19:44:10,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 19:44:10,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 19:44:10,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 19:44:10,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 19:44:10,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 19:44:10,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 19:44:10,247 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 19:44:10,248 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 19:44:10,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 19:44:10,248 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 19:44:10,248 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 19:44:10,248 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_a988442d-28e4-4715-8ff8-09fa1f616d67/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 519903e17542784e3e5f15e156d1440c82e3f912 [2020-12-09 19:44:10,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 19:44:10,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 19:44:10,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 19:44:10,485 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 19:44:10,485 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 19:44:10,486 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0662a.c [2020-12-09 19:44:10,529 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/data/47ae76d65/265b9a43280b4306a3be9e52b9a6add1/FLAG3d5b1285b [2020-12-09 19:44:10,917 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 19:44:10,917 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/sv-benchmarks/c/float-newlib/double_req_bl_0662a.c [2020-12-09 19:44:10,924 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/data/47ae76d65/265b9a43280b4306a3be9e52b9a6add1/FLAG3d5b1285b [2020-12-09 19:44:10,935 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/data/47ae76d65/265b9a43280b4306a3be9e52b9a6add1 [2020-12-09 19:44:10,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 19:44:10,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 19:44:10,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 19:44:10,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 19:44:10,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 19:44:10,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:44:10" (1/1) ... [2020-12-09 19:44:10,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dadcb48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:10, skipping insertion in model container [2020-12-09 19:44:10,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:44:10" (1/1) ... [2020-12-09 19:44:10,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 19:44:10,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 19:44:11,151 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_a988442d-28e4-4715-8ff8-09fa1f616d67/sv-benchmarks/c/float-newlib/double_req_bl_0662a.c[6225,6238] [2020-12-09 19:44:11,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 19:44:11,167 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 19:44:11,204 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_a988442d-28e4-4715-8ff8-09fa1f616d67/sv-benchmarks/c/float-newlib/double_req_bl_0662a.c[6225,6238] [2020-12-09 19:44:11,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 19:44:11,222 INFO L208 MainTranslator]: Completed translation [2020-12-09 19:44:11,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:11 WrapperNode [2020-12-09 19:44:11,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 19:44:11,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 19:44:11,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 19:44:11,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 19:44:11,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:11" (1/1) ... [2020-12-09 19:44:11,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:11" (1/1) ... [2020-12-09 19:44:11,265 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 19:44:11,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 19:44:11,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 19:44:11,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 19:44:11,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:11" (1/1) ... [2020-12-09 19:44:11,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:11" (1/1) ... [2020-12-09 19:44:11,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:11" (1/1) ... [2020-12-09 19:44:11,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:11" (1/1) ... [2020-12-09 19:44:11,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:11" (1/1) ... [2020-12-09 19:44:11,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:11" (1/1) ... [2020-12-09 19:44:11,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:11" (1/1) ... [2020-12-09 19:44:11,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 19:44:11,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 19:44:11,311 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 19:44:11,311 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 19:44:11,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/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 19:44:11,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-12-09 19:44:11,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2020-12-09 19:44:11,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 19:44:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 19:44:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2020-12-09 19:44:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-09 19:44:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 19:44:11,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 19:44:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-09 19:44:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 19:45:00,795 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 19:45:00,795 INFO L299 CfgBuilder]: Removed 44 assume(true) statements. [2020-12-09 19:45:00,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:45:00 BoogieIcfgContainer [2020-12-09 19:45:00,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 19:45:00,800 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 19:45:00,800 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 19:45:00,803 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 19:45:00,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:44:10" (1/3) ... [2020-12-09 19:45:00,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@97f1ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:45:00, skipping insertion in model container [2020-12-09 19:45:00,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:11" (2/3) ... [2020-12-09 19:45:00,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@97f1ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:45:00, skipping insertion in model container [2020-12-09 19:45:00,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:45:00" (3/3) ... [2020-12-09 19:45:00,806 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0662a.c [2020-12-09 19:45:00,821 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 19:45:00,825 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 19:45:00,833 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 19:45:00,850 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 19:45:00,850 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 19:45:00,850 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 19:45:00,850 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 19:45:00,850 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 19:45:00,850 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 19:45:00,850 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 19:45:00,850 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 19:45:00,860 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states. [2020-12-09 19:45:00,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-09 19:45:00,863 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:45:00,863 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:45:00,864 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:45:00,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:45:00,867 INFO L82 PathProgramCache]: Analyzing trace with hash 1059427896, now seen corresponding path program 1 times [2020-12-09 19:45:00,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:45:00,876 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [942483670] [2020-12-09 19:45:00,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/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 19:45:01,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:45:01,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-09 19:45:01,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:45:01,192 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 19:45:01,193 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:45:01,193 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [942483670] [2020-12-09 19:45:01,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:45:01,194 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 19:45:01,194 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727166360] [2020-12-09 19:45:01,197 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 19:45:01,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:45:01,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 19:45:01,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 19:45:01,206 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 2 states. [2020-12-09 19:45:01,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:45:01,226 INFO L93 Difference]: Finished difference Result 227 states and 382 transitions. [2020-12-09 19:45:01,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 19:45:01,226 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-12-09 19:45:01,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:45:01,233 INFO L225 Difference]: With dead ends: 227 [2020-12-09 19:45:01,233 INFO L226 Difference]: Without dead ends: 111 [2020-12-09 19:45:01,235 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 19:45:01,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-12-09 19:45:01,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2020-12-09 19:45:01,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-12-09 19:45:01,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 159 transitions. [2020-12-09 19:45:01,263 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 159 transitions. Word has length 11 [2020-12-09 19:45:01,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:45:01,264 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 159 transitions. [2020-12-09 19:45:01,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 19:45:01,264 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 159 transitions. [2020-12-09 19:45:01,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-09 19:45:01,264 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:45:01,264 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:45:01,465 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 19:45:01,465 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:45:01,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:45:01,466 INFO L82 PathProgramCache]: Analyzing trace with hash -7417919, now seen corresponding path program 1 times [2020-12-09 19:45:01,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:45:01,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1723920644] [2020-12-09 19:45:01,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/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 19:45:01,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:45:01,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 16 conjunts are in the unsatisfiable core [2020-12-09 19:45:01,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:45:02,277 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-09 19:45:02,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 19:45:02,543 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2020-12-09 19:45:02,545 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 19:45:02,800 WARN L197 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-09 19:45:02,801 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 19:45:02,808 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-09 19:45:02,808 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:37, output treesize:37 [2020-12-09 19:45:03,075 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-09 19:45:03,431 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-12-09 19:45:03,676 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-09 19:45:03,677 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 19:45:03,677 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 41 [2020-12-09 19:45:03,682 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 19:45:03,687 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:45:03,689 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-09 19:45:03,716 INFO L443 ElimStorePlain]: Different costs {0=[v_arrayElimCell_1], 2=[v_arrayElimCell_2]} [2020-12-09 19:45:04,280 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-09 19:45:04,281 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 19:45:04,282 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 41 [2020-12-09 19:45:04,285 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 19:45:04,287 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:45:04,288 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-09 19:45:04,316 INFO L443 ElimStorePlain]: Different costs {0=[v_arrayElimCell_3], 2=[v_arrayElimCell_4]} [2020-12-09 19:45:04,566 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-09 19:45:04,567 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 19:45:04,568 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 41 [2020-12-09 19:45:04,571 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 19:45:04,572 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:45:04,574 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-09 19:45:04,599 INFO L443 ElimStorePlain]: Different costs {0=[v_arrayElimCell_5], 2=[v_arrayElimCell_6]} [2020-12-09 19:45:05,065 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 19:45:05,065 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:45:05,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1723920644] [2020-12-09 19:45:05,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:45:05,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-09 19:45:05,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277920612] [2020-12-09 19:45:05,067 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-09 19:45:05,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:45:05,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-09 19:45:05,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=40, Unknown=3, NotChecked=0, Total=56 [2020-12-09 19:45:05,068 INFO L87 Difference]: Start difference. First operand 111 states and 159 transitions. Second operand 8 states. [2020-12-09 19:45:05,609 WARN L197 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-12-09 19:45:06,083 WARN L197 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-09 19:45:06,589 WARN L197 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-12-09 19:45:07,344 WARN L197 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-12-09 19:45:07,986 WARN L197 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-09 19:45:36,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:45:36,300 INFO L93 Difference]: Finished difference Result 167 states and 236 transitions. [2020-12-09 19:45:36,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-09 19:45:36,367 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 13 [2020-12-09 19:45:36,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:45:36,369 INFO L225 Difference]: With dead ends: 167 [2020-12-09 19:45:36,369 INFO L226 Difference]: Without dead ends: 94 [2020-12-09 19:45:36,371 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=45, Invalid=107, Unknown=4, NotChecked=0, Total=156 [2020-12-09 19:45:36,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-12-09 19:45:36,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2020-12-09 19:45:36,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-12-09 19:45:36,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 124 transitions. [2020-12-09 19:45:36,387 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 124 transitions. Word has length 13 [2020-12-09 19:45:36,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:45:36,387 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 124 transitions. [2020-12-09 19:45:36,387 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-09 19:45:36,388 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 124 transitions. [2020-12-09 19:45:36,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-09 19:45:36,389 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:45:36,389 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 19:45:36,590 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-09 19:45:36,591 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:45:36,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:45:36,593 INFO L82 PathProgramCache]: Analyzing trace with hash 1226339013, now seen corresponding path program 1 times [2020-12-09 19:45:36,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:45:36,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1051598584] [2020-12-09 19:45:36,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/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 19:45:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:45:36,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-09 19:45:36,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:45:37,227 WARN L197 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-09 19:45:38,201 WARN L197 SmtUtils]: Spent 602.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-09 19:45:39,049 WARN L197 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-09 19:45:39,681 WARN L197 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-09 19:45:39,688 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 19:45:39,688 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:45:39,688 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1051598584] [2020-12-09 19:45:39,689 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:45:39,689 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 19:45:39,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052517148] [2020-12-09 19:45:39,689 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 19:45:39,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:45:39,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 19:45:39,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-09 19:45:39,691 INFO L87 Difference]: Start difference. First operand 94 states and 124 transitions. Second operand 6 states. [2020-12-09 19:45:41,309 WARN L197 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 17 [2020-12-09 19:45:42,670 WARN L197 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 19 DAG size of output: 17 [2020-12-09 19:45:46,423 WARN L197 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2020-12-09 19:46:37,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:46:37,689 INFO L93 Difference]: Finished difference Result 115 states and 147 transitions. [2020-12-09 19:46:37,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 19:46:37,708 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2020-12-09 19:46:37,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:46:37,709 INFO L225 Difference]: With dead ends: 115 [2020-12-09 19:46:37,709 INFO L226 Difference]: Without dead ends: 109 [2020-12-09 19:46:37,709 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-12-09 19:46:37,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-12-09 19:46:37,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 92. [2020-12-09 19:46:37,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2020-12-09 19:46:37,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 121 transitions. [2020-12-09 19:46:37,722 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 121 transitions. Word has length 18 [2020-12-09 19:46:37,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:46:37,722 INFO L481 AbstractCegarLoop]: Abstraction has 92 states and 121 transitions. [2020-12-09 19:46:37,722 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 19:46:37,722 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 121 transitions. [2020-12-09 19:46:37,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-09 19:46:37,723 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:46:37,723 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 19:46:37,924 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-09 19:46:37,925 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:46:37,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:46:37,927 INFO L82 PathProgramCache]: Analyzing trace with hash 48409528, now seen corresponding path program 1 times [2020-12-09 19:46:37,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:46:37,929 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1848000973] [2020-12-09 19:46:37,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/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 19:46:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:46:38,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-09 19:46:38,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:46:38,556 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-09 19:46:39,359 WARN L197 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-09 19:46:40,403 WARN L197 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-09 19:46:41,870 WARN L197 SmtUtils]: Spent 992.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-09 19:46:41,876 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 19:46:41,877 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:46:41,877 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1848000973] [2020-12-09 19:46:41,877 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:46:41,877 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 19:46:41,877 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732404300] [2020-12-09 19:46:41,877 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 19:46:41,878 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:46:41,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 19:46:41,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-09 19:46:41,878 INFO L87 Difference]: Start difference. First operand 92 states and 121 transitions. Second operand 6 states. [2020-12-09 19:46:44,143 WARN L197 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 19 DAG size of output: 17 [2020-12-09 19:46:47,155 WARN L197 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 19 DAG size of output: 17 [2020-12-09 19:46:52,867 WARN L197 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2020-12-09 19:47:41,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:47:41,251 INFO L93 Difference]: Finished difference Result 113 states and 144 transitions. [2020-12-09 19:47:41,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 19:47:41,269 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2020-12-09 19:47:41,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:47:41,270 INFO L225 Difference]: With dead ends: 113 [2020-12-09 19:47:41,270 INFO L226 Difference]: Without dead ends: 107 [2020-12-09 19:47:41,270 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-12-09 19:47:41,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-12-09 19:47:41,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 90. [2020-12-09 19:47:41,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-12-09 19:47:41,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 118 transitions. [2020-12-09 19:47:41,279 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 118 transitions. Word has length 20 [2020-12-09 19:47:41,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:47:41,279 INFO L481 AbstractCegarLoop]: Abstraction has 90 states and 118 transitions. [2020-12-09 19:47:41,279 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 19:47:41,280 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 118 transitions. [2020-12-09 19:47:41,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-09 19:47:41,280 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:47:41,280 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] [2020-12-09 19:47:41,481 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-09 19:47:41,482 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:47:41,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:47:41,483 INFO L82 PathProgramCache]: Analyzing trace with hash 1297758981, now seen corresponding path program 1 times [2020-12-09 19:47:41,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:47:41,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [134816195] [2020-12-09 19:47:41,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/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 19:47:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:47:41,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-09 19:47:41,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:47:42,754 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 19:47:43,170 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 19:47:43,170 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:47:43,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [134816195] [2020-12-09 19:47:43,170 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:47:43,171 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-09 19:47:43,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597576767] [2020-12-09 19:47:43,171 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-09 19:47:43,172 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:47:43,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-09 19:47:43,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-09 19:47:43,172 INFO L87 Difference]: Start difference. First operand 90 states and 118 transitions. Second operand 7 states. [2020-12-09 19:47:43,618 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-09 19:47:44,074 WARN L197 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-09 19:47:44,630 WARN L197 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-09 19:47:45,090 WARN L197 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-12-09 19:47:51,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:47:51,525 INFO L93 Difference]: Finished difference Result 94 states and 121 transitions. [2020-12-09 19:47:51,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 19:47:51,526 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2020-12-09 19:47:51,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:47:51,527 INFO L225 Difference]: With dead ends: 94 [2020-12-09 19:47:51,527 INFO L226 Difference]: Without dead ends: 59 [2020-12-09 19:47:51,528 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-12-09 19:47:51,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2020-12-09 19:47:51,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2020-12-09 19:47:51,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2020-12-09 19:47:51,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 73 transitions. [2020-12-09 19:47:51,537 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 73 transitions. Word has length 21 [2020-12-09 19:47:51,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:47:51,537 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 73 transitions. [2020-12-09 19:47:51,537 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-09 19:47:51,537 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 73 transitions. [2020-12-09 19:47:51,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-09 19:47:51,538 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:47:51,538 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] [2020-12-09 19:47:51,739 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-12-09 19:47:51,740 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:47:51,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:47:51,741 INFO L82 PathProgramCache]: Analyzing trace with hash 1649788032, now seen corresponding path program 1 times [2020-12-09 19:47:51,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:47:51,743 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [734649648] [2020-12-09 19:47:51,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/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 19:47:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:47:52,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 20 conjunts are in the unsatisfiable core [2020-12-09 19:47:52,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:47:52,654 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-09 19:47:52,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 19:47:52,974 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2020-12-09 19:47:52,976 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 19:47:53,353 WARN L197 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-09 19:47:53,354 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 19:47:53,357 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-09 19:47:53,357 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:37, output treesize:37 [2020-12-09 19:47:53,724 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-09 19:47:53,832 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 19:47:53,832 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 12 [2020-12-09 19:47:53,858 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 19:47:54,141 WARN L197 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-09 19:47:54,141 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 19:47:54,143 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-09 19:47:54,144 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:47, output treesize:28 [2020-12-09 19:47:56,597 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-12-09 19:47:57,146 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-12-09 19:48:03,148 WARN L197 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2020-12-09 19:48:03,713 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 19:48:03,714 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-09 19:48:03,716 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-09 19:48:04,280 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 19:48:04,280 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:48:04,281 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [734649648] [2020-12-09 19:48:04,281 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:48:04,281 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-12-09 19:48:04,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342468670] [2020-12-09 19:48:04,281 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-09 19:48:04,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:48:04,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-09 19:48:04,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=85, Unknown=2, NotChecked=0, Total=110 [2020-12-09 19:48:04,283 INFO L87 Difference]: Start difference. First operand 59 states and 73 transitions. Second operand 11 states. [2020-12-09 19:48:04,988 WARN L197 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-12-09 19:48:05,584 WARN L197 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-09 19:48:08,631 WARN L197 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-12-09 19:48:09,591 WARN L197 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-12-09 19:48:10,641 WARN L197 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-12-09 19:48:12,268 WARN L197 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2020-12-09 19:48:25,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:48:25,306 INFO L93 Difference]: Finished difference Result 63 states and 76 transitions. [2020-12-09 19:48:25,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-09 19:48:25,376 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 23 [2020-12-09 19:48:25,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:48:25,376 INFO L225 Difference]: With dead ends: 63 [2020-12-09 19:48:25,376 INFO L226 Difference]: Without dead ends: 59 [2020-12-09 19:48:25,377 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 10 SyntacticMatches, 3 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 15.1s TimeCoverageRelationStatistics Valid=72, Invalid=198, Unknown=2, NotChecked=0, Total=272 [2020-12-09 19:48:25,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2020-12-09 19:48:25,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2020-12-09 19:48:25,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2020-12-09 19:48:25,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 72 transitions. [2020-12-09 19:48:25,384 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 72 transitions. Word has length 23 [2020-12-09 19:48:25,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:48:25,384 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 72 transitions. [2020-12-09 19:48:25,384 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-09 19:48:25,384 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2020-12-09 19:48:25,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-09 19:48:25,385 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:48:25,385 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] [2020-12-09 19:48:25,585 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-12-09 19:48:25,586 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:48:25,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:48:25,586 INFO L82 PathProgramCache]: Analyzing trace with hash -394512707, now seen corresponding path program 1 times [2020-12-09 19:48:25,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 19:48:25,587 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1143944817] [2020-12-09 19:48:25,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/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 19:48:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:48:26,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-09 19:48:26,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:48:26,717 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 15 treesize of output 13 [2020-12-09 19:48:26,784 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-09 19:48:26,839 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 19:48:26,840 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-09 19:48:27,079 WARN L197 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-09 19:48:27,079 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 19:48:27,081 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 19:48:27,081 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:19 [2020-12-09 19:48:27,763 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-09 19:48:27,805 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 19:48:27,805 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 19:48:27,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1143944817] [2020-12-09 19:48:27,805 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:48:27,805 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 19:48:27,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728729578] [2020-12-09 19:48:27,806 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 19:48:27,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 19:48:27,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 19:48:27,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-09 19:48:27,806 INFO L87 Difference]: Start difference. First operand 59 states and 72 transitions. Second operand 6 states. [2020-12-09 19:48:28,203 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-09 19:48:28,610 WARN L197 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-09 19:48:29,015 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-12-09 19:48:29,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:48:29,083 INFO L93 Difference]: Finished difference Result 59 states and 72 transitions. [2020-12-09 19:48:29,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 19:48:29,084 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-12-09 19:48:29,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:48:29,085 INFO L225 Difference]: With dead ends: 59 [2020-12-09 19:48:29,085 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 19:48:29,086 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-09 19:48:29,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 19:48:29,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 19:48:29,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 19:48:29,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 19:48:29,086 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2020-12-09 19:48:29,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:48:29,087 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 19:48:29,087 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 19:48:29,087 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 19:48:29,087 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 19:48:29,287 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-12-09 19:48:29,293 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 19:48:30,520 WARN L197 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 91 DAG size of output: 57 [2020-12-09 19:48:31,452 WARN L197 SmtUtils]: Spent 930.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-12-09 19:48:31,948 WARN L197 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-09 19:48:32,249 INFO L265 CegarLoopResult]: At program point L267(lines 246 268) the Hoare annotation is: true [2020-12-09 19:48:32,249 INFO L262 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-12-09 19:48:32,249 INFO L262 CegarLoopResult]: For program point L70-1(lines 70 74) no Hoare annotation was computed. [2020-12-09 19:48:32,249 INFO L258 CegarLoopResult]: At program point L70-2(lines 70 74) the Hoare annotation is: false [2020-12-09 19:48:32,249 INFO L262 CegarLoopResult]: For program point L70-3(lines 70 74) no Hoare annotation was computed. [2020-12-09 19:48:32,250 INFO L262 CegarLoopResult]: For program point L70-5(lines 70 74) no Hoare annotation was computed. [2020-12-09 19:48:32,250 INFO L258 CegarLoopResult]: At program point L70-6(lines 70 74) the Hoare annotation is: false [2020-12-09 19:48:32,250 INFO L262 CegarLoopResult]: For program point L70-7(lines 70 74) no Hoare annotation was computed. [2020-12-09 19:48:32,250 INFO L262 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-12-09 19:48:32,250 INFO L262 CegarLoopResult]: For program point L170(lines 170 180) no Hoare annotation was computed. [2020-12-09 19:48:32,250 INFO L262 CegarLoopResult]: For program point L170-2(lines 144 244) no Hoare annotation was computed. [2020-12-09 19:48:32,250 INFO L262 CegarLoopResult]: For program point L171(lines 171 179) no Hoare annotation was computed. [2020-12-09 19:48:32,250 INFO L262 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-12-09 19:48:32,250 INFO L262 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-12-09 19:48:32,251 INFO L262 CegarLoopResult]: For program point L172-2(line 172) no Hoare annotation was computed. [2020-12-09 19:48:32,251 INFO L262 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-12-09 19:48:32,251 INFO L262 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-12-09 19:48:32,251 INFO L262 CegarLoopResult]: For program point L107(lines 107 113) no Hoare annotation was computed. [2020-12-09 19:48:32,251 INFO L262 CegarLoopResult]: For program point L107-2(lines 90 115) no Hoare annotation was computed. [2020-12-09 19:48:32,251 INFO L262 CegarLoopResult]: For program point L107-3(lines 107 113) no Hoare annotation was computed. [2020-12-09 19:48:32,251 INFO L262 CegarLoopResult]: For program point L107-5(lines 90 115) no Hoare annotation was computed. [2020-12-09 19:48:32,251 INFO L262 CegarLoopResult]: For program point L241(line 241) no Hoare annotation was computed. [2020-12-09 19:48:32,252 INFO L262 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-12-09 19:48:32,252 INFO L262 CegarLoopResult]: For program point L76(lines 76 89) no Hoare annotation was computed. [2020-12-09 19:48:32,252 INFO L262 CegarLoopResult]: For program point L76-1(lines 76 89) no Hoare annotation was computed. [2020-12-09 19:48:32,252 INFO L262 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-12-09 19:48:32,253 INFO L258 CegarLoopResult]: At program point L144(lines 144 244) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (= (fp.sub roundNearestTiesToEven (fp.neg ~pi_o_2~0) ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0))) |ULTIMATE.start___ieee754_atan2_#res|) (= ULTIMATE.start___ieee754_atan2_~x .cse0) (= ULTIMATE.start_main_~x~0 .cse0) (= currentRoundingMode roundNearestTiesToEven) (exists ((|v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5| (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5| (_ BitVec 32)) (|v_#memory_int_47| (Array (_ BitVec 32) (Array (_ BitVec 32) (_ BitVec 32)))) (|v_skolemized_q#valueAsBitvector_32| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_31| (_ BitVec 64))) (let ((.cse3 (select |v_#memory_int_47| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5|))) (let ((.cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_32|)) (.cse2 (select .cse3 (_ bv4 32)))) (and (= ULTIMATE.start___ieee754_atan2_~ly~0 (select (store (store (select |v_#memory_int_47| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5|) (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_32|)) (_ bv4 32) .cse1) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_31|)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start___ieee754_atan2_~iy~0 (bvand (_ bv2147483647 32) .cse1)) (= ULTIMATE.start___ieee754_atan2_~ix~1 (bvand (_ bv2147483647 32) .cse2)) (= (select .cse3 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_31|)) (= .cse2 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_31|)) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_32|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_32|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_32|)) (_ +zero 11 53)))))) (= ~pi_o_2~0 ((_ to_fp 11 53) roundNearestTiesToEven (/ 785398163397448279.0 500000000000000000.0))) (fp.lt ULTIMATE.start___ieee754_atan2_~y (_ +zero 11 53)) (exists ((|v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5| (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5| (_ BitVec 32)) (|v_#memory_int_47| (Array (_ BitVec 32) (Array (_ BitVec 32) (_ BitVec 32)))) (|v_skolemized_q#valueAsBitvector_32| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_31| (_ BitVec 64))) (let ((.cse6 (select |v_#memory_int_47| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5|))) (let ((.cse4 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_32|)) (.cse5 (select .cse6 (_ bv4 32)))) (and (= ULTIMATE.start___ieee754_atan2_~ly~0 (select (store (store (select |v_#memory_int_47| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5|) (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_32|)) (_ bv4 32) .cse4) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_31|)) (fp.neg (_ +zero 11 53))) (= .cse4 ULTIMATE.start___ieee754_atan2_~hy~0) (= ULTIMATE.start___ieee754_atan2_~ix~1 (bvand (_ bv2147483647 32) .cse5)) (= (select .cse6 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_31|)) (= .cse5 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_31|)) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_32|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_32|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_32|)) (_ +zero 11 53)))))) (= ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) ~tiny_atan2~0))) [2020-12-09 19:48:32,253 INFO L262 CegarLoopResult]: For program point L78-1(lines 78 82) no Hoare annotation was computed. [2020-12-09 19:48:32,253 INFO L258 CegarLoopResult]: At program point L78-2(lines 78 82) the Hoare annotation is: false [2020-12-09 19:48:32,253 INFO L262 CegarLoopResult]: For program point L78-3(lines 76 89) no Hoare annotation was computed. [2020-12-09 19:48:32,253 INFO L262 CegarLoopResult]: For program point L78-5(lines 78 82) no Hoare annotation was computed. [2020-12-09 19:48:32,253 INFO L258 CegarLoopResult]: At program point L78-6(lines 78 82) the Hoare annotation is: false [2020-12-09 19:48:32,254 INFO L262 CegarLoopResult]: For program point L78-7(lines 76 89) no Hoare annotation was computed. [2020-12-09 19:48:32,254 INFO L262 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-12-09 19:48:32,254 INFO L262 CegarLoopResult]: For program point L212-2(line 212) no Hoare annotation was computed. [2020-12-09 19:48:32,254 INFO L262 CegarLoopResult]: For program point L215(lines 215 220) no Hoare annotation was computed. [2020-12-09 19:48:32,254 INFO L262 CegarLoopResult]: For program point L149-1(lines 149 154) no Hoare annotation was computed. [2020-12-09 19:48:32,254 INFO L258 CegarLoopResult]: At program point L149-2(lines 149 154) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (= ULTIMATE.start___ieee754_atan2_~x .cse0) (= ULTIMATE.start_main_~x~0 .cse0) (= currentRoundingMode roundNearestTiesToEven) (= ~pi_o_2~0 ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 500000000000000000.0))) (fp.lt ULTIMATE.start___ieee754_atan2_~y (_ +zero 11 53)) (= ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) ~tiny_atan2~0))) [2020-12-09 19:48:32,254 INFO L262 CegarLoopResult]: For program point L149-3(lines 149 154) no Hoare annotation was computed. [2020-12-09 19:48:32,255 INFO L262 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-12-09 19:48:32,255 INFO L262 CegarLoopResult]: For program point L183-2(line 183) no Hoare annotation was computed. [2020-12-09 19:48:32,255 INFO L262 CegarLoopResult]: For program point L217(lines 217 220) no Hoare annotation was computed. [2020-12-09 19:48:32,255 INFO L262 CegarLoopResult]: For program point L217-2(lines 215 220) no Hoare annotation was computed. [2020-12-09 19:48:32,255 INFO L262 CegarLoopResult]: For program point L85(lines 85 88) no Hoare annotation was computed. [2020-12-09 19:48:32,255 INFO L262 CegarLoopResult]: For program point L85-1(lines 85 88) no Hoare annotation was computed. [2020-12-09 19:48:32,255 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 19:48:32,255 INFO L262 CegarLoopResult]: For program point L185(lines 185 209) no Hoare annotation was computed. [2020-12-09 19:48:32,255 INFO L262 CegarLoopResult]: For program point L185-1(lines 144 244) no Hoare annotation was computed. [2020-12-09 19:48:32,255 INFO L262 CegarLoopResult]: For program point L186(lines 186 208) no Hoare annotation was computed. [2020-12-09 19:48:32,256 INFO L262 CegarLoopResult]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2020-12-09 19:48:32,256 INFO L258 CegarLoopResult]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2020-12-09 19:48:32,256 INFO L262 CegarLoopResult]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2020-12-09 19:48:32,256 INFO L258 CegarLoopResult]: At program point L21-6(lines 21 25) the Hoare annotation is: false [2020-12-09 19:48:32,256 INFO L262 CegarLoopResult]: For program point L21-9(lines 21 25) no Hoare annotation was computed. [2020-12-09 19:48:32,256 INFO L258 CegarLoopResult]: At program point L21-10(lines 21 25) the Hoare annotation is: false [2020-12-09 19:48:32,256 INFO L262 CegarLoopResult]: For program point L187(lines 187 196) no Hoare annotation was computed. [2020-12-09 19:48:32,256 INFO L262 CegarLoopResult]: For program point L221(lines 221 243) no Hoare annotation was computed. [2020-12-09 19:48:32,256 INFO L262 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-12-09 19:48:32,257 INFO L262 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-12-09 19:48:32,257 INFO L262 CegarLoopResult]: For program point L156-1(lines 156 161) no Hoare annotation was computed. [2020-12-09 19:48:32,257 INFO L258 CegarLoopResult]: At program point L156-2(lines 156 161) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (= ULTIMATE.start___ieee754_atan2_~x .cse0) (= ULTIMATE.start_main_~x~0 .cse0) (= currentRoundingMode roundNearestTiesToEven) (exists ((|v_skolemized_q#valueAsBitvector_36| (_ BitVec 64))) (and (= ULTIMATE.start___ieee754_atan2_~ix~1 (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_36|))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_36|)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start___ieee754_atan2_~lx~0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_36|)))) (= ~pi_o_2~0 ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 500000000000000000.0))) (exists ((|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_31| (_ BitVec 64))) (let ((.cse2 (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5|))) (let ((.cse1 (select .cse2 (_ bv4 32)))) (and (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_31|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_31|)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start___ieee754_atan2_~hx~1 .cse1) (= (select .cse2 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_31|)))))) (fp.lt ULTIMATE.start___ieee754_atan2_~y (_ +zero 11 53)) (= ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) ~tiny_atan2~0))) [2020-12-09 19:48:32,257 INFO L262 CegarLoopResult]: For program point L90(lines 90 115) no Hoare annotation was computed. [2020-12-09 19:48:32,257 INFO L262 CegarLoopResult]: For program point L156-3(lines 156 161) no Hoare annotation was computed. [2020-12-09 19:48:32,257 INFO L262 CegarLoopResult]: For program point L90-2(lines 90 115) no Hoare annotation was computed. [2020-12-09 19:48:32,257 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 19:48:32,258 INFO L262 CegarLoopResult]: For program point L256(lines 256 265) no Hoare annotation was computed. [2020-12-09 19:48:32,258 INFO L262 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-12-09 19:48:32,258 INFO L262 CegarLoopResult]: For program point L256-2(lines 256 265) no Hoare annotation was computed. [2020-12-09 19:48:32,258 INFO L262 CegarLoopResult]: For program point L91(lines 91 94) no Hoare annotation was computed. [2020-12-09 19:48:32,258 INFO L262 CegarLoopResult]: For program point L91-2(lines 91 94) no Hoare annotation was computed. [2020-12-09 19:48:32,258 INFO L262 CegarLoopResult]: For program point L91-3(lines 91 94) no Hoare annotation was computed. [2020-12-09 19:48:32,258 INFO L262 CegarLoopResult]: For program point L91-5(lines 91 94) no Hoare annotation was computed. [2020-12-09 19:48:32,258 INFO L262 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-12-09 19:48:32,258 INFO L262 CegarLoopResult]: For program point L92(lines 92 93) no Hoare annotation was computed. [2020-12-09 19:48:32,258 INFO L262 CegarLoopResult]: For program point L92-1(lines 92 93) no Hoare annotation was computed. [2020-12-09 19:48:32,258 INFO L262 CegarLoopResult]: For program point L26(lines 26 31) no Hoare annotation was computed. [2020-12-09 19:48:32,259 INFO L262 CegarLoopResult]: For program point L26-1(lines 19 33) no Hoare annotation was computed. [2020-12-09 19:48:32,259 INFO L262 CegarLoopResult]: For program point L26-2(lines 26 31) no Hoare annotation was computed. [2020-12-09 19:48:32,259 INFO L262 CegarLoopResult]: For program point L26-3(lines 26 31) no Hoare annotation was computed. [2020-12-09 19:48:32,259 INFO L262 CegarLoopResult]: For program point L26-4(lines 19 33) no Hoare annotation was computed. [2020-12-09 19:48:32,259 INFO L262 CegarLoopResult]: For program point L26-5(lines 26 31) no Hoare annotation was computed. [2020-12-09 19:48:32,259 INFO L262 CegarLoopResult]: For program point L26-6(lines 26 31) no Hoare annotation was computed. [2020-12-09 19:48:32,259 INFO L262 CegarLoopResult]: For program point L26-7(lines 19 33) no Hoare annotation was computed. [2020-12-09 19:48:32,259 INFO L262 CegarLoopResult]: For program point L26-8(lines 26 31) no Hoare annotation was computed. [2020-12-09 19:48:32,259 INFO L262 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-12-09 19:48:32,259 INFO L262 CegarLoopResult]: For program point L226-1(lines 226 230) no Hoare annotation was computed. [2020-12-09 19:48:32,260 INFO L258 CegarLoopResult]: At program point L226-2(lines 226 230) the Hoare annotation is: false [2020-12-09 19:48:32,260 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-09 19:48:32,260 INFO L262 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-09 19:48:32,260 INFO L262 CegarLoopResult]: For program point L128(lines 128 133) no Hoare annotation was computed. [2020-12-09 19:48:32,260 INFO L262 CegarLoopResult]: For program point L128-1(lines 128 133) no Hoare annotation was computed. [2020-12-09 19:48:32,260 INFO L262 CegarLoopResult]: For program point L261(lines 261 264) no Hoare annotation was computed. [2020-12-09 19:48:32,260 INFO L262 CegarLoopResult]: For program point L262(line 262) no Hoare annotation was computed. [2020-12-09 19:48:32,260 INFO L262 CegarLoopResult]: For program point L163(lines 163 165) no Hoare annotation was computed. [2020-12-09 19:48:32,260 INFO L262 CegarLoopResult]: For program point L98(lines 98 114) no Hoare annotation was computed. [2020-12-09 19:48:32,260 INFO L262 CegarLoopResult]: For program point L98-1(lines 98 114) no Hoare annotation was computed. [2020-12-09 19:48:32,260 INFO L258 CegarLoopResult]: At program point L32(lines 19 33) the Hoare annotation is: false [2020-12-09 19:48:32,261 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-09 19:48:32,261 INFO L258 CegarLoopResult]: At program point L32-1(lines 19 33) the Hoare annotation is: false [2020-12-09 19:48:32,261 INFO L258 CegarLoopResult]: At program point L32-2(lines 19 33) the Hoare annotation is: false [2020-12-09 19:48:32,261 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 262) no Hoare annotation was computed. [2020-12-09 19:48:32,261 INFO L262 CegarLoopResult]: For program point L231(lines 231 236) no Hoare annotation was computed. [2020-12-09 19:48:32,261 INFO L262 CegarLoopResult]: For program point L198(lines 198 207) no Hoare annotation was computed. [2020-12-09 19:48:32,261 INFO L262 CegarLoopResult]: For program point L231-1(lines 224 237) no Hoare annotation was computed. [2020-12-09 19:48:32,261 INFO L262 CegarLoopResult]: For program point L231-2(lines 231 236) no Hoare annotation was computed. [2020-12-09 19:48:32,261 INFO L262 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-12-09 19:48:32,261 INFO L262 CegarLoopResult]: For program point L99(lines 99 105) no Hoare annotation was computed. [2020-12-09 19:48:32,262 INFO L262 CegarLoopResult]: For program point L132-2(line 132) no Hoare annotation was computed. [2020-12-09 19:48:32,262 INFO L258 CegarLoopResult]: At program point L132-3(lines 66 134) the Hoare annotation is: false [2020-12-09 19:48:32,262 INFO L262 CegarLoopResult]: For program point L99-3(lines 99 105) no Hoare annotation was computed. [2020-12-09 19:48:32,262 INFO L262 CegarLoopResult]: For program point L132-4(line 132) no Hoare annotation was computed. [2020-12-09 19:48:32,262 INFO L262 CegarLoopResult]: For program point L132-6(line 132) no Hoare annotation was computed. [2020-12-09 19:48:32,262 INFO L258 CegarLoopResult]: At program point L132-7(lines 66 134) the Hoare annotation is: false [2020-12-09 19:48:32,262 INFO L262 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-12-09 19:48:32,262 INFO L262 CegarLoopResult]: For program point L166(lines 166 167) no Hoare annotation was computed. [2020-12-09 19:48:32,272 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,278 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,280 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,280 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,280 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,280 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,280 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,283 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] [2020-12-09 19:48:32,283 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,283 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,283 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,283 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,283 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,283 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,283 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,284 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,284 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,284 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,284 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,284 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,284 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,284 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,284 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,284 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,285 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,285 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,285 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,285 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] [2020-12-09 19:48:32,285 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,285 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,285 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,285 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,285 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,286 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,286 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,286 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,286 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,286 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,286 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,286 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,286 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,286 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,287 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,287 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,287 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,289 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,289 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] [2020-12-09 19:48:32,289 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,289 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,289 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,289 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,289 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,289 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,290 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,290 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,290 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,290 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,290 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,290 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,290 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,290 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,290 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,291 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,291 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,291 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,291 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,291 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] [2020-12-09 19:48:32,291 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,291 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,291 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,291 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,293 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,293 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,293 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,294 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,295 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:48:32 BoogieIcfgContainer [2020-12-09 19:48:32,297 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 19:48:32,297 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 19:48:32,297 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 19:48:32,298 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 19:48:32,298 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:45:00" (3/4) ... [2020-12-09 19:48:32,300 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 19:48:32,313 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2020-12-09 19:48:32,314 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2020-12-09 19:48:32,314 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 19:48:32,315 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 19:48:32,333 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_36 : bv64 :: (ix == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_36[63:32]) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_36[63:63], v_skolemized_q#valueAsBitvector_36[62:52], v_skolemized_q#valueAsBitvector_36[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && lx == v_skolemized_q#valueAsBitvector_36[31:0])) && pi_o_2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/500000000000000000)) && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_skolemized_q#valueAsBitvector_31 : bv64 :: ((unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32] == v_skolemized_q#valueAsBitvector_31[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && hx == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32]) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32] == v_skolemized_q#valueAsBitvector_31[31:0])) && ~fp.lt~DOUBLE(y, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 [2020-12-09 19:48:32,333 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(pi_o_2), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000)) == \result && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5 : bv32, v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_#memory_int_47 : [bv32,bv32]bv32, v_skolemized_q#valueAsBitvector_32 : bv64, v_skolemized_q#valueAsBitvector_31 : bv64 :: (((((ly == v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5][0bv32 := v_skolemized_q#valueAsBitvector_32[31:0]][4bv32 := v_skolemized_q#valueAsBitvector_32[63:32]][0bv32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && iy == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_32[63:32])) && ix == ~bvand32(2147483647bv32, v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32])) && v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32] == v_skolemized_q#valueAsBitvector_31[31:0]) && v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32] == v_skolemized_q#valueAsBitvector_31[63:32]) && ~fp.lt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0]), ~Pluszero~LONGDOUBLE()))) && pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 785398163397448279/500000000000000000)) && ~fp.lt~DOUBLE(y, ~Pluszero~LONGDOUBLE())) && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5 : bv32, v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_#memory_int_47 : [bv32,bv32]bv32, v_skolemized_q#valueAsBitvector_32 : bv64, v_skolemized_q#valueAsBitvector_31 : bv64 :: (((((ly == v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5][0bv32 := v_skolemized_q#valueAsBitvector_32[31:0]][4bv32 := v_skolemized_q#valueAsBitvector_32[63:32]][0bv32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && v_skolemized_q#valueAsBitvector_32[63:32] == hy) && ix == ~bvand32(2147483647bv32, v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32])) && v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32] == v_skolemized_q#valueAsBitvector_31[31:0]) && v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32] == v_skolemized_q#valueAsBitvector_31[63:32]) && ~fp.lt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0]), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 [2020-12-09 19:48:32,367 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a988442d-28e4-4715-8ff8-09fa1f616d67/bin/utaipan/witness.graphml [2020-12-09 19:48:32,367 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 19:48:32,367 INFO L168 Benchmark]: Toolchain (without parser) took 261429.44 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 39.6 MB in the beginning and 35.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. [2020-12-09 19:48:32,368 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 60.8 MB. Free memory was 43.3 MB in the beginning and 43.2 MB in the end (delta: 73.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 19:48:32,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.48 ms. Allocated memory is still 60.8 MB. Free memory was 39.4 MB in the beginning and 38.5 MB in the end (delta: 872.8 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 19:48:32,368 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.12 ms. Allocated memory is still 60.8 MB. Free memory was 38.3 MB in the beginning and 35.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-09 19:48:32,368 INFO L168 Benchmark]: Boogie Preprocessor took 45.04 ms. Allocated memory is still 60.8 MB. Free memory was 34.8 MB in the beginning and 31.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 19:48:32,369 INFO L168 Benchmark]: RCFGBuilder took 49486.60 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 31.3 MB in the beginning and 50.7 MB in the end (delta: -19.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. [2020-12-09 19:48:32,369 INFO L168 Benchmark]: TraceAbstraction took 211497.48 ms. Allocated memory is still 81.8 MB. Free memory was 50.2 MB in the beginning and 43.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 16.1 GB. [2020-12-09 19:48:32,369 INFO L168 Benchmark]: Witness Printer took 69.43 ms. Allocated memory is still 81.8 MB. Free memory was 43.9 MB in the beginning and 35.5 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-09 19:48:32,371 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 60.8 MB. Free memory was 43.3 MB in the beginning and 43.2 MB in the end (delta: 73.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 283.48 ms. Allocated memory is still 60.8 MB. Free memory was 39.4 MB in the beginning and 38.5 MB in the end (delta: 872.8 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 42.12 ms. Allocated memory is still 60.8 MB. Free memory was 38.3 MB in the beginning and 35.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 45.04 ms. Allocated memory is still 60.8 MB. Free memory was 34.8 MB in the beginning and 31.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 49486.60 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 31.3 MB in the beginning and 50.7 MB in the end (delta: -19.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 211497.48 ms. Allocated memory is still 81.8 MB. Free memory was 50.2 MB in the beginning and 43.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 16.1 GB. * Witness Printer took 69.43 ms. Allocated memory is still 81.8 MB. Free memory was 43.9 MB in the beginning and 35.5 MB in the end (delta: 8.4 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,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_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,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_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,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_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 262]: 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: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant [2020-12-09 19:48:32,377 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,377 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,377 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,377 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,377 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,379 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,379 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,379 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_36,QUANTIFIED] [2020-12-09 19:48:32,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] Derived loop invariant: ((((((x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_q#valueAsBitvector_36 : bv64 :: (ix == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_36[63:32]) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_36[63:63], v_skolemized_q#valueAsBitvector_36[62:52], v_skolemized_q#valueAsBitvector_36[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && lx == v_skolemized_q#valueAsBitvector_36[31:0])) && pi_o_2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/500000000000000000)) && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_skolemized_q#valueAsBitvector_31 : bv64 :: ((unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32] == v_skolemized_q#valueAsBitvector_31[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && hx == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32]) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32] == v_skolemized_q#valueAsBitvector_31[31:0])) && ~fp.lt~DOUBLE(y, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 - InvariantResult [Line: 144]: Loop Invariant [2020-12-09 19:48:32,381 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,381 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,381 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,381 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,381 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] [2020-12-09 19:48:32,381 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,383 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] [2020-12-09 19:48:32,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,385 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,385 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,385 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,385 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,385 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] [2020-12-09 19:48:32,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,387 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,387 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,387 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,387 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,387 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,387 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,387 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,387 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] [2020-12-09 19:48:32,387 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,387 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,387 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,387 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-09 19:48:32,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-09 19:48:32,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-09 19:48:32,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-09 19:48:32,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] Derived loop invariant: (((((((~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(pi_o_2), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000)) == \result && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5 : bv32, v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_#memory_int_47 : [bv32,bv32]bv32, v_skolemized_q#valueAsBitvector_32 : bv64, v_skolemized_q#valueAsBitvector_31 : bv64 :: (((((ly == v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5][0bv32 := v_skolemized_q#valueAsBitvector_32[31:0]][4bv32 := v_skolemized_q#valueAsBitvector_32[63:32]][0bv32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && iy == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_32[63:32])) && ix == ~bvand32(2147483647bv32, v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32])) && v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32] == v_skolemized_q#valueAsBitvector_31[31:0]) && v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32] == v_skolemized_q#valueAsBitvector_31[63:32]) && ~fp.lt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0]), ~Pluszero~LONGDOUBLE()))) && pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 785398163397448279/500000000000000000)) && ~fp.lt~DOUBLE(y, ~Pluszero~LONGDOUBLE())) && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5 : bv32, v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_#memory_int_47 : [bv32,bv32]bv32, v_skolemized_q#valueAsBitvector_32 : bv64, v_skolemized_q#valueAsBitvector_31 : bv64 :: (((((ly == v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5][0bv32 := v_skolemized_q#valueAsBitvector_32[31:0]][4bv32 := v_skolemized_q#valueAsBitvector_32[63:32]][0bv32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && v_skolemized_q#valueAsBitvector_32[63:32] == hy) && ix == ~bvand32(2147483647bv32, v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32])) && v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32] == v_skolemized_q#valueAsBitvector_31[31:0]) && v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32] == v_skolemized_q#valueAsBitvector_31[63:32]) && ~fp.lt~DOUBLE(~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0]), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant [2020-12-09 19:48:32,389 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 19:48:32,390 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && pi_o_2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/500000000000000000)) && ~fp.lt~DOUBLE(y, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 115 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 208.4s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 179.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 607 SDtfs, 1165 SDslu, 1077 SDs, 0 SdLazy, 303 SolverSat, 43 SolverUnsat, 51 SolverUnknown, 0 SolverNotchecked, 152.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 147 GetRequests, 86 SyntacticMatches, 5 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 38.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115occurred 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, 7 MinimizatonAttempts, 34 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 17 PreInvPairs, 22 NumberOfFragments, 287 HoareAnnotationTreeSize, 17 FomulaSimplifications, 326 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 108 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 24.4s InterpolantComputationTime, 130 NumberOfCodeBlocks, 130 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 123 ConstructedInterpolants, 43 QuantifiedInterpolants, 37180 SizeOfPredicates, 49 NumberOfNonLiveVariables, 975 ConjunctsInSsa, 69 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...