./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.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_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/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 c46c21346fa3a14a7874ed8ff9a4a0a79ae6f208 ............................................................................................................................................................................................................................................................................................................................... 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_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/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 c46c21346fa3a14a7874ed8ff9a4a0a79ae6f208 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 05:34:49,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 05:34:49,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 05:34:49,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 05:34:49,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 05:34:49,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 05:34:49,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 05:34:49,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 05:34:49,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 05:34:49,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 05:34:49,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 05:34:49,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 05:34:49,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 05:34:49,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 05:34:49,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 05:34:49,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 05:34:49,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 05:34:49,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 05:34:49,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 05:34:49,102 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 05:34:49,104 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 05:34:49,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 05:34:49,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 05:34:49,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 05:34:49,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 05:34:49,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 05:34:49,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 05:34:49,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 05:34:49,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 05:34:49,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 05:34:49,112 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 05:34:49,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 05:34:49,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 05:34:49,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 05:34:49,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 05:34:49,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 05:34:49,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 05:34:49,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 05:34:49,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 05:34:49,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 05:34:49,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 05:34:49,118 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 05:34:49,134 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 05:34:49,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 05:34:49,135 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 05:34:49,135 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 05:34:49,135 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 05:34:49,135 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 05:34:49,135 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 05:34:49,135 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 05:34:49,135 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 05:34:49,135 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 05:34:49,136 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 05:34:49,136 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 05:34:49,136 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 05:34:49,136 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 05:34:49,136 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 05:34:49,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 05:34:49,137 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 05:34:49,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 05:34:49,137 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 05:34:49,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 05:34:49,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 05:34:49,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 05:34:49,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 05:34:49,137 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 05:34:49,138 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 05:34:49,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 05:34:49,138 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 05:34:49,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 05:34:49,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 05:34:49,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 05:34:49,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 05:34:49,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 05:34:49,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 05:34:49,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 05:34:49,139 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 05:34:49,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 05:34:49,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 05:34:49,139 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 05:34:49,139 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 05:34:49,139 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_bb7ce2ad-9032-4bf4-9577-b54029d306ce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c46c21346fa3a14a7874ed8ff9a4a0a79ae6f208 [2020-12-09 05:34:49,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 05:34:49,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 05:34:49,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 05:34:49,347 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 05:34:49,347 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 05:34:49,348 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2020-12-09 05:34:49,388 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/data/4866ef061/f89d128c09244b15aee5e7299c6a207f/FLAG6137e2226 [2020-12-09 05:34:49,762 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 05:34:49,762 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2020-12-09 05:34:49,767 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/data/4866ef061/f89d128c09244b15aee5e7299c6a207f/FLAG6137e2226 [2020-12-09 05:34:49,779 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/data/4866ef061/f89d128c09244b15aee5e7299c6a207f [2020-12-09 05:34:49,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 05:34:49,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 05:34:49,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 05:34:49,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 05:34:49,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 05:34:49,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:34:49" (1/1) ... [2020-12-09 05:34:49,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55fcf232 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:49, skipping insertion in model container [2020-12-09 05:34:49,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:34:49" (1/1) ... [2020-12-09 05:34:49,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 05:34:49,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 05:34:49,937 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_bb7ce2ad-9032-4bf4-9577-b54029d306ce/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c[3196,3209] [2020-12-09 05:34:49,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 05:34:49,949 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 05:34:49,976 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_bb7ce2ad-9032-4bf4-9577-b54029d306ce/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c[3196,3209] [2020-12-09 05:34:49,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 05:34:49,994 INFO L208 MainTranslator]: Completed translation [2020-12-09 05:34:49,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:49 WrapperNode [2020-12-09 05:34:49,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 05:34:49,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 05:34:49,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 05:34:49,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 05:34:50,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:49" (1/1) ... [2020-12-09 05:34:50,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:49" (1/1) ... [2020-12-09 05:34:50,041 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 05:34:50,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 05:34:50,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 05:34:50,042 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 05:34:50,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:49" (1/1) ... [2020-12-09 05:34:50,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:49" (1/1) ... [2020-12-09 05:34:50,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:49" (1/1) ... [2020-12-09 05:34:50,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:49" (1/1) ... [2020-12-09 05:34:50,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:49" (1/1) ... [2020-12-09 05:34:50,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:49" (1/1) ... [2020-12-09 05:34:50,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:49" (1/1) ... [2020-12-09 05:34:50,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 05:34:50,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 05:34:50,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 05:34:50,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 05:34:50,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 05:34:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 05:34:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 05:34:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-12-09 05:34:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-09 05:34:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-12-09 05:34:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 05:34:50,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 05:34:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-09 05:34:50,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-12-09 05:34:50,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 05:34:50,488 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 05:34:50,488 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2020-12-09 05:34:50,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:34:50 BoogieIcfgContainer [2020-12-09 05:34:50,490 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 05:34:50,492 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 05:34:50,492 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 05:34:50,495 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 05:34:50,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 05:34:49" (1/3) ... [2020-12-09 05:34:50,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e542088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:34:50, skipping insertion in model container [2020-12-09 05:34:50,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:49" (2/3) ... [2020-12-09 05:34:50,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e542088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:34:50, skipping insertion in model container [2020-12-09 05:34:50,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:34:50" (3/3) ... [2020-12-09 05:34:50,498 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621a.c [2020-12-09 05:34:50,508 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 05:34:50,510 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 05:34:50,517 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 05:34:50,533 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 05:34:50,534 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 05:34:50,534 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 05:34:50,534 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 05:34:50,534 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 05:34:50,534 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 05:34:50,534 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 05:34:50,534 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 05:34:50,548 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2020-12-09 05:34:50,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-09 05:34:50,551 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 05:34:50,552 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-12-09 05:34:50,552 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 05:34:50,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 05:34:50,556 INFO L82 PathProgramCache]: Analyzing trace with hash -1403521791, now seen corresponding path program 1 times [2020-12-09 05:34:50,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 05:34:50,565 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910838509] [2020-12-09 05:34:50,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 05:34:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 05:34:50,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 05:34:50,689 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910838509] [2020-12-09 05:34:50,690 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 05:34:50,690 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 05:34:50,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661416607] [2020-12-09 05:34:50,694 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 05:34:50,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 05:34:50,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 05:34:50,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 05:34:50,709 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 2 states. [2020-12-09 05:34:50,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 05:34:50,724 INFO L93 Difference]: Finished difference Result 41 states and 61 transitions. [2020-12-09 05:34:50,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 05:34:50,725 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 7 [2020-12-09 05:34:50,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 05:34:50,730 INFO L225 Difference]: With dead ends: 41 [2020-12-09 05:34:50,731 INFO L226 Difference]: Without dead ends: 19 [2020-12-09 05:34:50,732 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 05:34:50,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2020-12-09 05:34:50,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2020-12-09 05:34:50,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2020-12-09 05:34:50,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 22 transitions. [2020-12-09 05:34:50,754 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 22 transitions. Word has length 7 [2020-12-09 05:34:50,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 05:34:50,754 INFO L481 AbstractCegarLoop]: Abstraction has 19 states and 22 transitions. [2020-12-09 05:34:50,754 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 05:34:50,754 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2020-12-09 05:34:50,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-09 05:34:50,755 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 05:34:50,755 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 05:34:50,755 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 05:34:50,755 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 05:34:50,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 05:34:50,756 INFO L82 PathProgramCache]: Analyzing trace with hash 1571978754, now seen corresponding path program 1 times [2020-12-09 05:34:50,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 05:34:50,756 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250181250] [2020-12-09 05:34:50,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 05:34:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 05:34:50,805 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 05:34:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 05:34:50,838 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 05:34:50,857 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-12-09 05:34:50,857 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-09 05:34:50,858 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-09 05:34:50,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 05:34:50 BoogieIcfgContainer [2020-12-09 05:34:50,881 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 05:34:50,881 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 05:34:50,881 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 05:34:50,881 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 05:34:50,882 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:34:50" (3/4) ... [2020-12-09 05:34:50,884 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-09 05:34:50,884 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 05:34:50,886 INFO L168 Benchmark]: Toolchain (without parser) took 1101.93 ms. Allocated memory is still 96.5 MB. Free memory was 67.6 MB in the beginning and 49.6 MB in the end (delta: 18.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 16.1 GB. [2020-12-09 05:34:50,886 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 96.5 MB. Free memory is still 74.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 05:34:50,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 209.89 ms. Allocated memory is still 96.5 MB. Free memory was 67.4 MB in the beginning and 55.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 05:34:50,887 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.00 ms. Allocated memory is still 96.5 MB. Free memory was 55.3 MB in the beginning and 76.0 MB in the end (delta: -20.7 MB). Peak memory consumption was 6.2 MB. Max. memory is 16.1 GB. [2020-12-09 05:34:50,888 INFO L168 Benchmark]: Boogie Preprocessor took 24.32 ms. Allocated memory is still 96.5 MB. Free memory was 76.0 MB in the beginning and 74.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 05:34:50,888 INFO L168 Benchmark]: RCFGBuilder took 424.06 ms. Allocated memory is still 96.5 MB. Free memory was 74.1 MB in the beginning and 40.9 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2020-12-09 05:34:50,889 INFO L168 Benchmark]: TraceAbstraction took 389.06 ms. Allocated memory is still 96.5 MB. Free memory was 40.5 MB in the beginning and 50.1 MB in the end (delta: -9.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 05:34:50,889 INFO L168 Benchmark]: Witness Printer took 2.97 ms. Allocated memory is still 96.5 MB. Free memory is still 49.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 05:34:50,891 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 96.5 MB. Free memory is still 74.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 209.89 ms. Allocated memory is still 96.5 MB. Free memory was 67.4 MB in the beginning and 55.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.00 ms. Allocated memory is still 96.5 MB. Free memory was 55.3 MB in the beginning and 76.0 MB in the end (delta: -20.7 MB). Peak memory consumption was 6.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 24.32 ms. Allocated memory is still 96.5 MB. Free memory was 76.0 MB in the beginning and 74.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 424.06 ms. Allocated memory is still 96.5 MB. Free memory was 74.1 MB in the beginning and 40.9 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 389.06 ms. Allocated memory is still 96.5 MB. Free memory was 40.5 MB in the beginning and 50.1 MB in the end (delta: -9.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 2.97 ms. Allocated memory is still 96.5 MB. Free memory is still 49.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 133]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 132, overapproximation of someUnaryDOUBLEoperation at line 49, overapproximation of bitwiseAnd at line 67, overapproximation of someBinaryArithmeticFLOAToperation at line 70. Possible FailurePath: [L14] static const float huge_floor = 1.0e30; [L34-L39] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L41-L46] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L48-L52] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L54-L56] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L129] float x = 1.0f / 0.0f; [L59] float w, s1, s2, z; [L60] __int32_t ix, hx, id; VAL [aT_atan={11:0}, atanhi_atan={6:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L63] ieee_float_shape_type gf_u; [L64] gf_u.value = (x) [L65] EXPR gf_u.word [L65] (hx) = gf_u.word [L67] ix = hx & 0x7fffffff VAL [aT_atan={11:0}, atanhi_atan={6:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L68] COND TRUE ix >= 0x50800000 [L69] COND FALSE !(((ix) > 0x7f800000L)) [L71] COND FALSE !(hx > 0) [L74] EXPR atanhi_atan[3] [L74] EXPR atanlo_atan[3] [L74] return -atanhi_atan[3] - atanlo_atan[3]; [L130] float res = atan_float(x); [L132] COND TRUE res != pi_o_2 VAL [aT_atan={11:0}, atanhi_atan={6:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L133] reach_error() VAL [aT_atan={11:0}, atanhi_atan={6:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 21 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: 24 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=21occurred 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 05:34:52,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 05:34:52,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 05:34:52,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 05:34:52,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 05:34:52,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 05:34:52,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 05:34:52,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 05:34:52,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 05:34:52,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 05:34:52,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 05:34:52,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 05:34:52,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 05:34:52,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 05:34:52,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 05:34:52,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 05:34:52,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 05:34:52,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 05:34:52,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 05:34:52,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 05:34:52,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 05:34:52,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 05:34:52,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 05:34:52,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 05:34:52,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 05:34:52,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 05:34:52,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 05:34:52,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 05:34:52,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 05:34:52,454 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 05:34:52,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 05:34:52,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 05:34:52,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 05:34:52,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 05:34:52,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 05:34:52,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 05:34:52,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 05:34:52,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 05:34:52,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 05:34:52,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 05:34:52,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 05:34:52,461 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 05:34:52,479 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 05:34:52,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 05:34:52,480 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 05:34:52,480 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 05:34:52,480 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 05:34:52,480 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 05:34:52,480 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 05:34:52,480 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 05:34:52,480 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 05:34:52,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 05:34:52,481 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 05:34:52,481 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 05:34:52,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 05:34:52,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 05:34:52,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 05:34:52,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 05:34:52,482 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 05:34:52,482 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 05:34:52,482 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 05:34:52,482 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 05:34:52,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 05:34:52,482 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 05:34:52,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 05:34:52,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 05:34:52,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 05:34:52,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 05:34:52,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 05:34:52,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 05:34:52,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 05:34:52,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 05:34:52,487 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 05:34:52,488 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 05:34:52,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 05:34:52,488 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 05:34:52,488 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 05:34:52,488 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_bb7ce2ad-9032-4bf4-9577-b54029d306ce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c46c21346fa3a14a7874ed8ff9a4a0a79ae6f208 [2020-12-09 05:34:52,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 05:34:52,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 05:34:52,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 05:34:52,745 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 05:34:52,746 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 05:34:52,746 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2020-12-09 05:34:52,788 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/data/1c94abcde/d89d4c5e4019435681a2afd4db9014a0/FLAGf9b0761d2 [2020-12-09 05:34:53,254 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 05:34:53,255 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2020-12-09 05:34:53,262 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/data/1c94abcde/d89d4c5e4019435681a2afd4db9014a0/FLAGf9b0761d2 [2020-12-09 05:34:53,272 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/data/1c94abcde/d89d4c5e4019435681a2afd4db9014a0 [2020-12-09 05:34:53,274 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 05:34:53,275 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 05:34:53,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 05:34:53,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 05:34:53,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 05:34:53,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:34:53" (1/1) ... [2020-12-09 05:34:53,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e50c3f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:53, skipping insertion in model container [2020-12-09 05:34:53,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:34:53" (1/1) ... [2020-12-09 05:34:53,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 05:34:53,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 05:34:53,432 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_bb7ce2ad-9032-4bf4-9577-b54029d306ce/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c[3196,3209] [2020-12-09 05:34:53,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 05:34:53,446 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 05:34:53,497 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_bb7ce2ad-9032-4bf4-9577-b54029d306ce/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c[3196,3209] [2020-12-09 05:34:53,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 05:34:53,515 INFO L208 MainTranslator]: Completed translation [2020-12-09 05:34:53,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:53 WrapperNode [2020-12-09 05:34:53,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 05:34:53,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 05:34:53,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 05:34:53,517 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 05:34:53,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:53" (1/1) ... [2020-12-09 05:34:53,532 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:53" (1/1) ... [2020-12-09 05:34:53,554 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 05:34:53,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 05:34:53,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 05:34:53,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 05:34:53,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:53" (1/1) ... [2020-12-09 05:34:53,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:53" (1/1) ... [2020-12-09 05:34:53,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:53" (1/1) ... [2020-12-09 05:34:53,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:53" (1/1) ... [2020-12-09 05:34:53,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:53" (1/1) ... [2020-12-09 05:34:53,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:53" (1/1) ... [2020-12-09 05:34:53,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:53" (1/1) ... [2020-12-09 05:34:53,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 05:34:53,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 05:34:53,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 05:34:53,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 05:34:53,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 05:34:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-12-09 05:34:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 05:34:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 05:34:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-12-09 05:34:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-09 05:34:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 05:34:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 05:34:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-12-09 05:34:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-09 05:34:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 05:35:06,803 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 05:35:06,804 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2020-12-09 05:35:06,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:35:06 BoogieIcfgContainer [2020-12-09 05:35:06,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 05:35:06,806 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 05:35:06,806 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 05:35:06,809 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 05:35:06,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 05:34:53" (1/3) ... [2020-12-09 05:35:06,809 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ed8414e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:35:06, skipping insertion in model container [2020-12-09 05:35:06,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:34:53" (2/3) ... [2020-12-09 05:35:06,810 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ed8414e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:35:06, skipping insertion in model container [2020-12-09 05:35:06,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:35:06" (3/3) ... [2020-12-09 05:35:06,811 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621a.c [2020-12-09 05:35:06,822 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 05:35:06,825 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 05:35:06,833 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 05:35:06,848 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 05:35:06,848 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 05:35:06,849 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 05:35:06,849 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 05:35:06,849 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 05:35:06,849 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 05:35:06,849 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 05:35:06,849 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 05:35:06,857 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2020-12-09 05:35:06,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-09 05:35:06,860 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 05:35:06,860 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 05:35:06,861 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 05:35:06,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 05:35:06,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2020-12-09 05:35:06,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 05:35:06,876 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1596282309] [2020-12-09 05:35:06,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-09 05:35:07,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 05:35:07,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-09 05:35:07,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 05:35:07,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 05:35:07,652 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 05:35:07,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1596282309] [2020-12-09 05:35:07,653 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 05:35:07,654 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 05:35:07,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921264262] [2020-12-09 05:35:07,657 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 05:35:07,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 05:35:07,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 05:35:07,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 05:35:07,667 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2020-12-09 05:35:07,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 05:35:07,679 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2020-12-09 05:35:07,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 05:35:07,679 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2020-12-09 05:35:07,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 05:35:07,685 INFO L225 Difference]: With dead ends: 62 [2020-12-09 05:35:07,686 INFO L226 Difference]: Without dead ends: 29 [2020-12-09 05:35:07,687 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 05:35:07,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2020-12-09 05:35:07,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2020-12-09 05:35:07,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2020-12-09 05:35:07,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2020-12-09 05:35:07,710 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2020-12-09 05:35:07,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 05:35:07,710 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2020-12-09 05:35:07,710 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 05:35:07,710 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2020-12-09 05:35:07,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-09 05:35:07,711 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 05:35:07,711 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 05:35:07,911 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 05:35:07,912 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 05:35:07,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 05:35:07,913 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2020-12-09 05:35:07,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 05:35:07,913 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [434971518] [2020-12-09 05:35:07,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-09 05:35:08,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 05:35:08,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-09 05:35:08,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 05:35:08,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 05:35:08,817 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 05:35:08,817 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [434971518] [2020-12-09 05:35:08,818 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 05:35:08,818 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 05:35:08,818 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812577775] [2020-12-09 05:35:08,819 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 05:35:08,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 05:35:08,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 05:35:08,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 05:35:08,820 INFO L87 Difference]: Start difference. First operand 29 states and 39 transitions. Second operand 5 states. [2020-12-09 05:35:09,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 05:35:09,180 INFO L93 Difference]: Finished difference Result 33 states and 42 transitions. [2020-12-09 05:35:09,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 05:35:09,184 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2020-12-09 05:35:09,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 05:35:09,184 INFO L225 Difference]: With dead ends: 33 [2020-12-09 05:35:09,184 INFO L226 Difference]: Without dead ends: 12 [2020-12-09 05:35:09,185 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-09 05:35:09,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2020-12-09 05:35:09,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2020-12-09 05:35:09,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-12-09 05:35:09,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions. [2020-12-09 05:35:09,187 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 10 [2020-12-09 05:35:09,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 05:35:09,187 INFO L481 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions. [2020-12-09 05:35:09,187 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 05:35:09,187 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2020-12-09 05:35:09,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-09 05:35:09,187 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 05:35:09,188 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 05:35:09,388 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-09 05:35:09,389 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 05:35:09,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 05:35:09,392 INFO L82 PathProgramCache]: Analyzing trace with hash -1305404355, now seen corresponding path program 1 times [2020-12-09 05:35:09,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 05:35:09,394 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [65362552] [2020-12-09 05:35:09,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-09 05:35:10,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 05:35:10,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 20 conjunts are in the unsatisfiable core [2020-12-09 05:35:10,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 05:35:10,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 05:35:10,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 05:35:11,588 WARN L197 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 39 [2020-12-09 05:35:11,589 INFO L348 Elim1Store]: treesize reduction 339, result has 16.7 percent of original size [2020-12-09 05:35:11,590 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 8 case distinctions, treesize of input 268 treesize of output 298 [2020-12-09 05:35:11,604 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2020-12-09 05:35:11,605 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 05:35:11,611 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 6, 2, 1] term [2020-12-09 05:35:11,611 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 05:35:11,623 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 05:35:12,634 WARN L197 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 117 DAG size of output: 107 [2020-12-09 05:35:12,636 INFO L625 ElimStorePlain]: treesize reduction 70, result has 75.9 percent of original size [2020-12-09 05:35:12,657 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-12-09 05:35:12,664 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-12-09 05:35:12,670 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-12-09 05:35:12,675 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 7 disjuncts [2020-12-09 05:35:12,679 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 13 disjuncts [2020-12-09 05:35:12,736 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2020-12-09 05:35:12,736 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:200, output treesize:221 [2020-12-09 05:35:12,744 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-12-09 05:35:12,747 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-12-09 05:35:12,750 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-12-09 05:35:12,752 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 7 disjuncts [2020-12-09 05:35:12,755 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 13 disjuncts [2020-12-09 05:35:13,009 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-12-09 05:35:13,027 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-12-09 05:35:13,029 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-12-09 05:35:13,032 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-12-09 05:35:13,034 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 7 disjuncts [2020-12-09 05:35:13,036 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 13 disjuncts [2020-12-09 05:35:13,210 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-12-09 05:35:13,212 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-12-09 05:35:13,213 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-12-09 05:35:13,216 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 7 disjuncts [2020-12-09 05:35:13,221 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 8 disjuncts [2020-12-09 05:35:13,223 INFO L639 QuantifierPusher]: Distributing 7 conjuncts over 20 disjuncts [2020-12-09 05:35:13,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 05:35:13,729 INFO L244 Elim1Store]: Index analysis took 407 ms [2020-12-09 05:35:14,222 WARN L197 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-12-09 05:35:14,223 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:14,223 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 40 treesize of output 122 [2020-12-09 05:35:14,228 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 05:35:14,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 05:35:14,636 INFO L244 Elim1Store]: Index analysis took 380 ms [2020-12-09 05:35:15,121 WARN L197 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-12-09 05:35:15,121 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:15,122 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 38 treesize of output 120 [2020-12-09 05:35:15,131 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-09 05:35:15,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 05:35:15,543 INFO L244 Elim1Store]: Index analysis took 377 ms [2020-12-09 05:35:16,018 WARN L197 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-12-09 05:35:16,019 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:16,019 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 40 treesize of output 122 [2020-12-09 05:35:16,024 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-09 05:35:16,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 05:35:16,460 INFO L244 Elim1Store]: Index analysis took 403 ms [2020-12-09 05:35:16,915 WARN L197 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-12-09 05:35:16,916 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:16,916 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 40 treesize of output 122 [2020-12-09 05:35:16,921 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-09 05:35:17,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 05:35:17,359 INFO L244 Elim1Store]: Index analysis took 404 ms [2020-12-09 05:35:17,808 WARN L197 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-12-09 05:35:17,808 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:17,809 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 40 treesize of output 122 [2020-12-09 05:35:17,813 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-12-09 05:35:17,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 05:35:18,282 INFO L244 Elim1Store]: Index analysis took 433 ms [2020-12-09 05:35:18,771 WARN L197 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-12-09 05:35:18,771 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:18,772 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 40 treesize of output 122 [2020-12-09 05:35:18,776 INFO L547 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-12-09 05:35:19,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 05:35:19,081 INFO L244 Elim1Store]: Index analysis took 253 ms [2020-12-09 05:35:19,879 WARN L197 SmtUtils]: Spent 796.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-12-09 05:35:19,880 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:19,880 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 9 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 19 case distinctions, treesize of input 45 treesize of output 181 [2020-12-09 05:35:19,889 INFO L547 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-12-09 05:35:25,910 WARN L197 SmtUtils]: Spent 6.02 s on a formula simplification. DAG size of input: 128 DAG size of output: 127 [2020-12-09 05:35:25,911 INFO L625 ElimStorePlain]: treesize reduction 203, result has 85.8 percent of original size [2020-12-09 05:35:25,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 05:35:26,104 INFO L244 Elim1Store]: Index analysis took 152 ms [2020-12-09 05:35:26,174 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-09 05:35:26,211 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:26,211 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 131 treesize of output 103 [2020-12-09 05:35:26,215 INFO L547 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-12-09 05:35:26,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 05:35:26,418 INFO L244 Elim1Store]: Index analysis took 159 ms [2020-12-09 05:35:26,494 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-09 05:35:26,532 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:26,533 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 131 treesize of output 103 [2020-12-09 05:35:26,536 INFO L547 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-12-09 05:35:26,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 05:35:26,736 INFO L244 Elim1Store]: Index analysis took 161 ms [2020-12-09 05:35:26,811 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-09 05:35:26,848 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:26,849 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 131 treesize of output 103 [2020-12-09 05:35:26,853 INFO L547 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-12-09 05:35:26,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 05:35:27,063 INFO L244 Elim1Store]: Index analysis took 163 ms [2020-12-09 05:35:27,140 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-09 05:35:27,174 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:27,174 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 18 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 131 treesize of output 103 [2020-12-09 05:35:27,178 INFO L547 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-12-09 05:35:27,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 05:35:27,368 INFO L244 Elim1Store]: Index analysis took 157 ms [2020-12-09 05:35:27,447 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-09 05:35:27,481 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:27,482 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 131 treesize of output 103 [2020-12-09 05:35:27,485 INFO L547 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-12-09 05:35:27,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-09 05:35:27,596 INFO L173 IndexEqualityManager]: detected equality via solver [2020-12-09 05:35:27,631 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:27,631 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 131 treesize of output 103 [2020-12-09 05:35:27,634 INFO L547 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-12-09 05:35:35,421 WARN L197 SmtUtils]: Spent 7.79 s on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2020-12-09 05:35:35,422 INFO L625 ElimStorePlain]: treesize reduction 323, result has 75.4 percent of original size [2020-12-09 05:35:35,440 INFO L547 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2020-12-09 05:35:35,440 INFO L244 ElimStorePlain]: Needed 14 recursive calls to eliminate 8 variables, input treesize:1515, output treesize:440 [2020-12-09 05:35:36,149 WARN L197 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-12-09 05:35:36,186 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 9, 1] term [2020-12-09 05:35:36,186 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 05:35:36,305 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:36,306 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 156 treesize of output 80 [2020-12-09 05:35:36,307 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 05:35:36,319 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 05:35:36,332 INFO L547 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-09 05:35:41,304 WARN L197 SmtUtils]: Spent 4.97 s on a formula simplification that was a NOOP. DAG size: 135 [2020-12-09 05:35:41,304 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:41,414 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:41,415 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 156 treesize of output 80 [2020-12-09 05:35:41,416 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 05:35:41,426 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 05:35:41,440 INFO L547 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-09 05:35:50,474 WARN L197 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 119 [2020-12-09 05:35:50,474 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:50,700 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:50,700 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 156 treesize of output 80 [2020-12-09 05:35:50,702 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 05:35:50,712 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-09 05:35:50,725 INFO L547 ElimStorePlain]: Start of recursive call 4: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-09 05:35:55,488 WARN L197 SmtUtils]: Spent 4.76 s on a formula simplification that was a NOOP. DAG size: 94 [2020-12-09 05:35:55,489 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 05:35:55,505 INFO L547 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 3 dim-2 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2020-12-09 05:35:55,506 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 14 variables, input treesize:530, output treesize:157 [2020-12-09 05:35:57,950 WARN L197 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 65 DAG size of output: 30 [2020-12-09 05:35:58,478 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-09 05:35:58,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 05:35:58,486 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 05:35:58,486 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [65362552] [2020-12-09 05:35:58,486 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 05:35:58,486 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 05:35:58,486 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089919548] [2020-12-09 05:35:58,486 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 05:35:58,487 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 05:35:58,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 05:35:58,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-09 05:35:58,487 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand 6 states. [2020-12-09 05:36:00,931 WARN L197 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 132 DAG size of output: 129 [2020-12-09 05:36:04,337 WARN L197 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 136 DAG size of output: 133 [2020-12-09 05:36:04,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 05:36:04,339 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2020-12-09 05:36:04,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 05:36:04,339 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 11 [2020-12-09 05:36:04,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 05:36:04,340 INFO L225 Difference]: With dead ends: 12 [2020-12-09 05:36:04,340 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 05:36:04,340 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 9.5s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-09 05:36:04,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 05:36:04,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 05:36:04,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 05:36:04,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 05:36:04,341 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2020-12-09 05:36:04,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 05:36:04,341 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 05:36:04,341 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 05:36:04,341 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 05:36:04,341 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 05:36:04,542 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-09 05:36:04,545 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 05:36:04,782 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-12-09 05:36:05,922 WARN L197 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 149 [2020-12-09 05:36:05,929 INFO L262 CegarLoopResult]: For program point L93(lines 93 99) no Hoare annotation was computed. [2020-12-09 05:36:05,929 INFO L262 CegarLoopResult]: For program point L93-2(lines 76 101) no Hoare annotation was computed. [2020-12-09 05:36:05,929 INFO L262 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-12-09 05:36:05,929 INFO L262 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-12-09 05:36:05,929 INFO L262 CegarLoopResult]: For program point L118-2(line 118) no Hoare annotation was computed. [2020-12-09 05:36:05,930 INFO L258 CegarLoopResult]: At program point L118-3(lines 58 120) the Hoare annotation is: (let ((.cse3 (select |#memory_int| |~#atanhi_atan~0.base|))) (and (exists ((v_arrayElimCell_88 (_ BitVec 32)) (v_arrayElimCell_85 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_85) ((_ extract 30 23) v_arrayElimCell_85) ((_ extract 22 0) v_arrayElimCell_85))) (.cse1 (fp ((_ extract 31 31) v_arrayElimCell_88) ((_ extract 30 23) v_arrayElimCell_88) ((_ extract 22 0) v_arrayElimCell_88)))) (and (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0))) .cse0) (= (fp.add roundNearestTiesToEven .cse1 .cse0) |ULTIMATE.start_atan_float_#res|) (= .cse1 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 15707962513.0 10000000000.0))))))) (= currentRoundingMode roundNearestTiesToEven) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 10000000000.0))) (let ((.cse2 (select .cse3 (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))) (= (_ bv1 1) (select |#valid| |~#atanlo_atan~0.base|)) (exists ((ULTIMATE.start_atan_float_~hx~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) ULTIMATE.start_atan_float_~hx~0) ((_ extract 30 23) ULTIMATE.start_atan_float_~hx~0) ((_ extract 22 0) ULTIMATE.start_atan_float_~hx~0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) ULTIMATE.start_atan_float_~hx~0) ULTIMATE.start_atan_float_~ix~1))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 20000000000.0))) (let ((.cse4 (select .cse3 (bvadd |~#atanhi_atan~0.offset| (_ bv4 32))))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4)))) (= ~pi_o_2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0)))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) ULTIMATE.start_atan_float_~hx~0) ((_ extract 30 23) ULTIMATE.start_atan_float_~hx~0) ((_ extract 22 0) ULTIMATE.start_atan_float_~hx~0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 75497894159.0 1000000000000000000.0))) (let ((.cse5 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5)))) (= (_ bv1 1) (select |#valid| |~#atanhi_atan~0.base|)) (not (= |~#atanlo_atan~0.base| |~#atanhi_atan~0.base|)) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_atan_float_~x (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (exists ((|#t~string5.base| (_ BitVec 32)) (|#t~string4.base| (_ BitVec 32)) (|~#aT_atan~0.base| (_ BitVec 32)) (|#t~string6.base| (_ BitVec 32))) (and (not (= |~#atanlo_atan~0.base| |~#aT_atan~0.base|)) (= (let ((.cse6 (select (select |#memory_int| |~#aT_atan~0.base|) (_ bv4 32)))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))) ((_ to_fp 8 24) currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode (/ 10000000149.0 50000000000.0))))) (not (= |~#aT_atan~0.base| |#t~string4.base|)) (or (= |~#aT_atan~0.base| (_ bv0 32)) (= (_ bv0 32) |#t~string6.base|) (= (_ bv0 32) |#t~string4.base|) (= |~#atanlo_atan~0.base| (_ bv0 32)) (= (select |#valid| (_ bv0 32)) (_ bv0 1)) (= (_ bv0 32) |~#atanhi_atan~0.base|) (= (_ bv0 32) |#t~string5.base|)) (not (= |~#aT_atan~0.base| |#t~string5.base|)) (= (bvadd (select |#valid| |#t~string4.base|) (_ bv1 1)) (_ bv0 1)) (not (= |~#atanlo_atan~0.base| |#t~string4.base|)) (= (_ bv1 1) (select |#valid| |~#aT_atan~0.base|)) (= (_ bv1 1) (select |#valid| |#t~string6.base|)) (not (= |~#aT_atan~0.base| |#t~string6.base|)) (= (_ bv1 1) (select |#valid| |#t~string5.base|)) (not (= |~#atanlo_atan~0.base| |#t~string5.base|)) (not (= |~#atanlo_atan~0.base| |#t~string6.base|)))) (= |~#atanhi_atan~0.offset| (_ bv0 32)))) [2020-12-09 05:36:05,930 INFO L262 CegarLoopResult]: For program point L77(lines 77 80) no Hoare annotation was computed. [2020-12-09 05:36:05,930 INFO L262 CegarLoopResult]: For program point L77-2(lines 77 80) no Hoare annotation was computed. [2020-12-09 05:36:05,930 INFO L262 CegarLoopResult]: For program point L69(lines 69 70) no Hoare annotation was computed. [2020-12-09 05:36:05,930 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 05:36:05,930 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-09 05:36:05,930 INFO L262 CegarLoopResult]: For program point L78(lines 78 79) no Hoare annotation was computed. [2020-12-09 05:36:05,931 INFO L262 CegarLoopResult]: For program point L62-1(lines 62 66) no Hoare annotation was computed. [2020-12-09 05:36:05,931 INFO L258 CegarLoopResult]: At program point L62-2(lines 62 66) the Hoare annotation is: (let ((.cse2 (select |#memory_int| |~#atanhi_atan~0.base|))) (and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 75497894159.0 1000000000000000000.0))) (let ((.cse0 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (= currentRoundingMode roundNearestTiesToEven) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 10000000000.0))) (let ((.cse1 (select .cse2 (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))) (= (_ bv1 1) (select |#valid| |~#atanlo_atan~0.base|)) (= (_ bv1 1) (select |#valid| |~#atanhi_atan~0.base|)) (not (= |~#atanlo_atan~0.base| |~#atanhi_atan~0.base|)) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_atan_float_~x (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 20000000000.0))) (let ((.cse3 (select .cse2 (bvadd |~#atanhi_atan~0.offset| (_ bv4 32))))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)))) (exists ((|#t~string5.base| (_ BitVec 32)) (|#t~string4.base| (_ BitVec 32)) (|~#aT_atan~0.base| (_ BitVec 32)) (|#t~string6.base| (_ BitVec 32))) (and (not (= |~#atanlo_atan~0.base| |~#aT_atan~0.base|)) (= (let ((.cse4 (select (select |#memory_int| |~#aT_atan~0.base|) (_ bv4 32)))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) ((_ to_fp 8 24) currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode (/ 10000000149.0 50000000000.0))))) (not (= |~#aT_atan~0.base| |#t~string4.base|)) (or (= |~#aT_atan~0.base| (_ bv0 32)) (= (_ bv0 32) |#t~string6.base|) (= (_ bv0 32) |#t~string4.base|) (= |~#atanlo_atan~0.base| (_ bv0 32)) (= (select |#valid| (_ bv0 32)) (_ bv0 1)) (= (_ bv0 32) |~#atanhi_atan~0.base|) (= (_ bv0 32) |#t~string5.base|)) (not (= |~#aT_atan~0.base| |#t~string5.base|)) (= (bvadd (select |#valid| |#t~string4.base|) (_ bv1 1)) (_ bv0 1)) (not (= |~#atanlo_atan~0.base| |#t~string4.base|)) (= (_ bv1 1) (select |#valid| |~#aT_atan~0.base|)) (= (_ bv1 1) (select |#valid| |#t~string6.base|)) (not (= |~#aT_atan~0.base| |#t~string6.base|)) (= (_ bv1 1) (select |#valid| |#t~string5.base|)) (not (= |~#atanlo_atan~0.base| |#t~string5.base|)) (not (= |~#atanlo_atan~0.base| |#t~string6.base|)))) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= |~#atanhi_atan~0.offset| (_ bv0 32)))) [2020-12-09 05:36:05,931 INFO L262 CegarLoopResult]: For program point L62-3(lines 62 66) no Hoare annotation was computed. [2020-12-09 05:36:05,931 INFO L262 CegarLoopResult]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2020-12-09 05:36:05,931 INFO L258 CegarLoopResult]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2020-12-09 05:36:05,931 INFO L265 CegarLoopResult]: At program point L137(lines 122 138) the Hoare annotation is: true [2020-12-09 05:36:05,931 INFO L262 CegarLoopResult]: For program point L71(lines 71 74) no Hoare annotation was computed. [2020-12-09 05:36:05,931 INFO L258 CegarLoopResult]: At program point L31(lines 19 32) the Hoare annotation is: false [2020-12-09 05:36:05,931 INFO L262 CegarLoopResult]: For program point L114(lines 114 119) no Hoare annotation was computed. [2020-12-09 05:36:05,931 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-09 05:36:05,932 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 133) no Hoare annotation was computed. [2020-12-09 05:36:05,932 INFO L262 CegarLoopResult]: For program point L132(lines 132 135) no Hoare annotation was computed. [2020-12-09 05:36:05,932 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 05:36:05,932 INFO L262 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-12-09 05:36:05,932 INFO L262 CegarLoopResult]: For program point L26(lines 26 30) no Hoare annotation was computed. [2020-12-09 05:36:05,932 INFO L262 CegarLoopResult]: For program point L26-1(lines 19 32) no Hoare annotation was computed. [2020-12-09 05:36:05,932 INFO L262 CegarLoopResult]: For program point L26-2(lines 26 30) no Hoare annotation was computed. [2020-12-09 05:36:05,932 INFO L262 CegarLoopResult]: For program point L84(lines 84 100) no Hoare annotation was computed. [2020-12-09 05:36:05,932 INFO L262 CegarLoopResult]: For program point L76(lines 76 101) no Hoare annotation was computed. [2020-12-09 05:36:05,932 INFO L262 CegarLoopResult]: For program point L68(lines 68 75) no Hoare annotation was computed. [2020-12-09 05:36:05,941 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,951 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,956 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,957 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:05,957 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:05,957 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:05,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,957 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:05,957 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:05,958 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:05,958 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:05,958 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:05,958 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:05,958 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:05,958 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:05,958 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:05,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,959 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:05,959 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:05,959 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:05,960 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,960 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,960 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:05,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,960 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,960 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,961 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,961 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,961 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,961 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,961 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,961 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,962 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,962 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,962 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,962 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,962 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,962 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,962 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,962 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,963 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,963 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,963 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,963 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,963 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,963 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,963 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,963 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,963 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,965 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,966 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,966 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:05,966 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:05,966 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:05,966 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,966 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:05,966 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:05,967 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:05,967 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:05,967 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:05,967 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:05,967 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:05,967 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:05,967 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:05,967 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,968 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,968 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,968 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:05,968 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:05,968 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:05,968 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,968 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,969 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:05,969 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,969 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:05,969 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,969 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,969 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,969 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:05,970 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,970 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,970 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,970 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,970 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,970 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,970 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,971 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,971 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,971 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,971 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,971 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,971 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,971 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:05,971 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,972 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,972 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:05,972 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,972 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,972 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:05,972 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:05,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 05:36:05 BoogieIcfgContainer [2020-12-09 05:36:05,975 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 05:36:05,975 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 05:36:05,975 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 05:36:05,975 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 05:36:05,976 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:35:06" (3/4) ... [2020-12-09 05:36:05,978 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 05:36:05,986 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2020-12-09 05:36:05,986 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-12-09 05:36:05,986 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 05:36:05,986 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 05:36:06,002 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0])) && 1bv1 == \valid[atanlo_atan]) && 1bv1 == \valid[atanhi_atan]) && !(atanlo_atan == atanhi_atan)) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/20000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 4bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 4bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 4bv32)][22:0])) && (\exists #t~string5.base : bv32, #t~string4.base : bv32, ~#aT_atan~0.base : bv32, #t~string6.base : bv32 :: (((((((((((!(atanlo_atan == ~#aT_atan~0.base) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][4bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][4bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][4bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 10000000149/50000000000)))) && !(~#aT_atan~0.base == #t~string4.base)) && ((((((~#aT_atan~0.base == 0bv32 || 0bv32 == #t~string6.base) || 0bv32 == #t~string4.base) || atanlo_atan == 0bv32) || \valid[0bv32] == 0bv1) || 0bv32 == atanhi_atan) || 0bv32 == #t~string5.base)) && !(~#aT_atan~0.base == #t~string5.base)) && ~bvadd64(\valid[#t~string4.base], 1bv1) == 0bv1) && !(atanlo_atan == #t~string4.base)) && 1bv1 == \valid[~#aT_atan~0.base]) && 1bv1 == \valid[#t~string6.base]) && !(~#aT_atan~0.base == #t~string6.base)) && 1bv1 == \valid[#t~string5.base]) && !(atanlo_atan == #t~string5.base)) && !(atanlo_atan == #t~string6.base))) && pi_o_2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000))) && atanhi_atan == 0bv32 [2020-12-09 05:36:06,003 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((\exists v_arrayElimCell_88 : bv32, v_arrayElimCell_85 : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_85[31:31], v_arrayElimCell_85[30:23], v_arrayElimCell_85[22:0]) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_arrayElimCell_88[31:31], v_arrayElimCell_88[30:23], v_arrayElimCell_88[22:0]), ~fp~LONGDOUBLE(v_arrayElimCell_85[31:31], v_arrayElimCell_85[30:23], v_arrayElimCell_85[22:0])) == \result) && ~fp~LONGDOUBLE(v_arrayElimCell_88[31:31], v_arrayElimCell_88[30:23], v_arrayElimCell_88[22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0])) && 1bv1 == \valid[atanlo_atan]) && (\exists ULTIMATE.start_atan_float_~hx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(ULTIMATE.start_atan_float_~hx~0[31:31], ULTIMATE.start_atan_float_~hx~0[30:23], ULTIMATE.start_atan_float_~hx~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start_atan_float_~hx~0) == ix)) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/20000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 4bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 4bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 4bv32)][22:0])) && pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0])) && 1bv1 == \valid[atanhi_atan]) && !(atanlo_atan == atanhi_atan)) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && (\exists #t~string5.base : bv32, #t~string4.base : bv32, ~#aT_atan~0.base : bv32, #t~string6.base : bv32 :: (((((((((((!(atanlo_atan == ~#aT_atan~0.base) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][4bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][4bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][4bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 10000000149/50000000000)))) && !(~#aT_atan~0.base == #t~string4.base)) && ((((((~#aT_atan~0.base == 0bv32 || 0bv32 == #t~string6.base) || 0bv32 == #t~string4.base) || atanlo_atan == 0bv32) || \valid[0bv32] == 0bv1) || 0bv32 == atanhi_atan) || 0bv32 == #t~string5.base)) && !(~#aT_atan~0.base == #t~string5.base)) && ~bvadd64(\valid[#t~string4.base], 1bv1) == 0bv1) && !(atanlo_atan == #t~string4.base)) && 1bv1 == \valid[~#aT_atan~0.base]) && 1bv1 == \valid[#t~string6.base]) && !(~#aT_atan~0.base == #t~string6.base)) && 1bv1 == \valid[#t~string5.base]) && !(atanlo_atan == #t~string5.base)) && !(atanlo_atan == #t~string6.base))) && atanhi_atan == 0bv32 [2020-12-09 05:36:06,024 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_bb7ce2ad-9032-4bf4-9577-b54029d306ce/bin/utaipan/witness.graphml [2020-12-09 05:36:06,024 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 05:36:06,025 INFO L168 Benchmark]: Toolchain (without parser) took 72749.69 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 38.0 MB in the beginning and 33.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2020-12-09 05:36:06,025 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 58.7 MB. Free memory was 41.6 MB in the beginning and 41.5 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 05:36:06,025 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.70 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 37.7 MB in the beginning and 56.9 MB in the end (delta: -19.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 05:36:06,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.32 ms. Allocated memory is still 75.5 MB. Free memory was 56.9 MB in the beginning and 54.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 05:36:06,026 INFO L168 Benchmark]: Boogie Preprocessor took 31.58 ms. Allocated memory is still 75.5 MB. Free memory was 54.4 MB in the beginning and 52.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 05:36:06,026 INFO L168 Benchmark]: RCFGBuilder took 13218.22 ms. Allocated memory is still 75.5 MB. Free memory was 52.3 MB in the beginning and 42.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. [2020-12-09 05:36:06,026 INFO L168 Benchmark]: TraceAbstraction took 59168.57 ms. Allocated memory is still 75.5 MB. Free memory was 41.7 MB in the beginning and 38.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. [2020-12-09 05:36:06,027 INFO L168 Benchmark]: Witness Printer took 48.86 ms. Allocated memory is still 75.5 MB. Free memory was 38.8 MB in the beginning and 33.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-09 05:36:06,028 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 58.7 MB. Free memory was 41.6 MB in the beginning and 41.5 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 240.70 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 37.7 MB in the beginning and 56.9 MB in the end (delta: -19.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.32 ms. Allocated memory is still 75.5 MB. Free memory was 56.9 MB in the beginning and 54.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 31.58 ms. Allocated memory is still 75.5 MB. Free memory was 54.4 MB in the beginning and 52.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 13218.22 ms. Allocated memory is still 75.5 MB. Free memory was 52.3 MB in the beginning and 42.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 59168.57 ms. Allocated memory is still 75.5 MB. Free memory was 41.7 MB in the beginning and 38.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. * Witness Printer took 48.86 ms. Allocated memory is still 75.5 MB. Free memory was 38.8 MB in the beginning and 33.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 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[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,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[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,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[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 133]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant [2020-12-09 05:36:06,034 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:06,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,038 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,038 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:06,038 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,038 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:06,038 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,038 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,038 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:06,039 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:06,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:06,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:06,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] Derived loop invariant: (((((((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0])) && 1bv1 == \valid[atanlo_atan]) && 1bv1 == \valid[atanhi_atan]) && !(atanlo_atan == atanhi_atan)) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/20000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 4bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 4bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 4bv32)][22:0])) && (\exists #t~string5.base : bv32, #t~string4.base : bv32, ~#aT_atan~0.base : bv32, #t~string6.base : bv32 :: (((((((((((!(atanlo_atan == ~#aT_atan~0.base) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][4bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][4bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][4bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 10000000149/50000000000)))) && !(~#aT_atan~0.base == #t~string4.base)) && ((((((~#aT_atan~0.base == 0bv32 || 0bv32 == #t~string6.base) || 0bv32 == #t~string4.base) || atanlo_atan == 0bv32) || \valid[0bv32] == 0bv1) || 0bv32 == atanhi_atan) || 0bv32 == #t~string5.base)) && !(~#aT_atan~0.base == #t~string5.base)) && ~bvadd64(\valid[#t~string4.base], 1bv1) == 0bv1) && !(atanlo_atan == #t~string4.base)) && 1bv1 == \valid[~#aT_atan~0.base]) && 1bv1 == \valid[#t~string6.base]) && !(~#aT_atan~0.base == #t~string6.base)) && 1bv1 == \valid[#t~string5.base]) && !(atanlo_atan == #t~string5.base)) && !(atanlo_atan == #t~string6.base))) && pi_o_2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000))) && atanhi_atan == 0bv32 - InvariantResult [Line: 58]: Loop Invariant [2020-12-09 05:36:06,044 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,044 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:06,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:06,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:06,044 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:06,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:06,045 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:06,045 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:06,045 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:06,045 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:06,045 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:06,045 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:06,045 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:06,046 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,046 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,046 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,046 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:06,046 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:06,046 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:06,046 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,046 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:06,047 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,047 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,048 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,048 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,048 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,048 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,048 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,048 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,048 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:06,048 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:06,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:06,050 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,050 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,050 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:06,051 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,051 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,051 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:06,051 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:06,052 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:06,052 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,052 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:06,052 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:06,052 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:06,052 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:06,052 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:06,053 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_85,QUANTIFIED] [2020-12-09 05:36:06,053 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:06,053 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:06,053 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_88,QUANTIFIED] [2020-12-09 05:36:06,053 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,053 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,053 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:06,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:06,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:06,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2020-12-09 05:36:06,054 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,054 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-09 05:36:06,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 05:36:06,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:06,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string4.base,QUANTIFIED] [2020-12-09 05:36:06,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:06,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2020-12-09 05:36:06,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] [2020-12-09 05:36:06,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string5.base,QUANTIFIED] [2020-12-09 05:36:06,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[#t~string6.base,QUANTIFIED] Derived loop invariant: (((((((((((((\exists v_arrayElimCell_88 : bv32, v_arrayElimCell_85 : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_85[31:31], v_arrayElimCell_85[30:23], v_arrayElimCell_85[22:0]) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_arrayElimCell_88[31:31], v_arrayElimCell_88[30:23], v_arrayElimCell_88[22:0]), ~fp~LONGDOUBLE(v_arrayElimCell_85[31:31], v_arrayElimCell_85[30:23], v_arrayElimCell_85[22:0])) == \result) && ~fp~LONGDOUBLE(v_arrayElimCell_88[31:31], v_arrayElimCell_88[30:23], v_arrayElimCell_88[22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0])) && 1bv1 == \valid[atanlo_atan]) && (\exists ULTIMATE.start_atan_float_~hx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(ULTIMATE.start_atan_float_~hx~0[31:31], ULTIMATE.start_atan_float_~hx~0[30:23], ULTIMATE.start_atan_float_~hx~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start_atan_float_~hx~0) == ix)) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/20000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 4bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 4bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 4bv32)][22:0])) && pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0])) && 1bv1 == \valid[atanhi_atan]) && !(atanlo_atan == atanhi_atan)) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && (\exists #t~string5.base : bv32, #t~string4.base : bv32, ~#aT_atan~0.base : bv32, #t~string6.base : bv32 :: (((((((((((!(atanlo_atan == ~#aT_atan~0.base) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][4bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][4bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][4bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 10000000149/50000000000)))) && !(~#aT_atan~0.base == #t~string4.base)) && ((((((~#aT_atan~0.base == 0bv32 || 0bv32 == #t~string6.base) || 0bv32 == #t~string4.base) || atanlo_atan == 0bv32) || \valid[0bv32] == 0bv1) || 0bv32 == atanhi_atan) || 0bv32 == #t~string5.base)) && !(~#aT_atan~0.base == #t~string5.base)) && ~bvadd64(\valid[#t~string4.base], 1bv1) == 0bv1) && !(atanlo_atan == #t~string4.base)) && 1bv1 == \valid[~#aT_atan~0.base]) && 1bv1 == \valid[#t~string6.base]) && !(~#aT_atan~0.base == #t~string6.base)) && 1bv1 == \valid[#t~string5.base]) && !(atanlo_atan == #t~string5.base)) && !(atanlo_atan == #t~string6.base))) && atanhi_atan == 0bv32 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 32 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 57.6s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 6.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 53 SDtfs, 29 SDslu, 12 SDs, 0 SdLazy, 18 SolverSat, 4 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 9.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 8 NumberOfFragments, 549 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 48.3s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 27 ConstructedInterpolants, 14 QuantifiedInterpolants, 28579 SizeOfPredicates, 21 NumberOfNonLiveVariables, 284 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...