./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 53ee99fff779a5c6f230b5ead8806e6c8136f784 ........................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 53ee99fff779a5c6f230b5ead8806e6c8136f784 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 16:51:24,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 16:51:24,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 16:51:24,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 16:51:24,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 16:51:24,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 16:51:24,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 16:51:24,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 16:51:24,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 16:51:24,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 16:51:24,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 16:51:24,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 16:51:24,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 16:51:24,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 16:51:24,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 16:51:24,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 16:51:24,215 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 16:51:24,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 16:51:24,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 16:51:24,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 16:51:24,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 16:51:24,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 16:51:24,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 16:51:24,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 16:51:24,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 16:51:24,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 16:51:24,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 16:51:24,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 16:51:24,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 16:51:24,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 16:51:24,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 16:51:24,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 16:51:24,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 16:51:24,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 16:51:24,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 16:51:24,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 16:51:24,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 16:51:24,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 16:51:24,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 16:51:24,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 16:51:24,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 16:51:24,256 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 16:51:24,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 16:51:24,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 16:51:24,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 16:51:24,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 16:51:24,291 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 16:51:24,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 16:51:24,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 16:51:24,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 16:51:24,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 16:51:24,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 16:51:24,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 16:51:24,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 16:51:24,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 16:51:24,295 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 16:51:24,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 16:51:24,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 16:51:24,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 16:51:24,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 16:51:24,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 16:51:24,298 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 16:51:24,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 16:51:24,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 16:51:24,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 16:51:24,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 16:51:24,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 16:51:24,301 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 16:51:24,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 16:51:24,301 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 16:51:24,302 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 16:51:24,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 53ee99fff779a5c6f230b5ead8806e6c8136f784 [2019-11-28 16:51:24,596 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 16:51:24,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 16:51:24,618 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 16:51:24,619 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 16:51:24,621 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 16:51:24,621 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-28 16:51:24,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e98900a0e/6a8de5107ccb459eb603ecdd5a5b632c/FLAG6bb68f694 [2019-11-28 16:51:25,188 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 16:51:25,190 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-28 16:51:25,198 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e98900a0e/6a8de5107ccb459eb603ecdd5a5b632c/FLAG6bb68f694 [2019-11-28 16:51:25,537 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e98900a0e/6a8de5107ccb459eb603ecdd5a5b632c [2019-11-28 16:51:25,541 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 16:51:25,543 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 16:51:25,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 16:51:25,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 16:51:25,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 16:51:25,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:25,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@334892be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25, skipping insertion in model container [2019-11-28 16:51:25,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:25,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 16:51:25,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 16:51:25,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:51:25,837 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 16:51:25,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:51:25,960 INFO L208 MainTranslator]: Completed translation [2019-11-28 16:51:25,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25 WrapperNode [2019-11-28 16:51:25,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 16:51:25,961 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 16:51:25,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 16:51:25,962 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 16:51:25,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:25,982 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:26,022 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 16:51:26,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 16:51:26,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 16:51:26,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 16:51:26,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:26,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:26,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:26,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:26,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:26,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:26,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:26,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 16:51:26,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 16:51:26,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 16:51:26,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 16:51:26,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 16:51:26,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 16:51:26,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-28 16:51:26,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 16:51:26,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-28 16:51:26,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 16:51:26,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 16:51:26,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-28 16:51:26,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-11-28 16:51:26,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 16:51:26,518 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 16:51:26,518 INFO L287 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-28 16:51:26,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:26 BoogieIcfgContainer [2019-11-28 16:51:26,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 16:51:26,526 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 16:51:26,529 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 16:51:26,533 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 16:51:26,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:51:25" (1/3) ... [2019-11-28 16:51:26,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a7f6a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:51:26, skipping insertion in model container [2019-11-28 16:51:26,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (2/3) ... [2019-11-28 16:51:26,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a7f6a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:51:26, skipping insertion in model container [2019-11-28 16:51:26,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:26" (3/3) ... [2019-11-28 16:51:26,540 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621b.c [2019-11-28 16:51:26,549 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 16:51:26,555 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-28 16:51:26,566 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-28 16:51:26,590 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 16:51:26,590 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 16:51:26,591 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 16:51:26,591 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 16:51:26,591 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 16:51:26,591 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 16:51:26,591 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 16:51:26,592 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 16:51:26,605 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-11-28 16:51:26,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-28 16:51:26,611 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:51:26,612 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:51:26,613 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:51:26,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:51:26,619 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-11-28 16:51:26,628 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:51:26,629 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122702287] [2019-11-28 16:51:26,629 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:51:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:51:26,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:51:26,788 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122702287] [2019-11-28 16:51:26,789 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:51:26,790 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 16:51:26,791 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758317460] [2019-11-28 16:51:26,796 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 16:51:26,796 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:51:26,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 16:51:26,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 16:51:26,814 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-11-28 16:51:26,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:51:26,832 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-11-28 16:51:26,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 16:51:26,834 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-11-28 16:51:26,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:51:26,846 INFO L225 Difference]: With dead ends: 62 [2019-11-28 16:51:26,846 INFO L226 Difference]: Without dead ends: 29 [2019-11-28 16:51:26,850 INFO L630 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 [2019-11-28 16:51:26,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-28 16:51:26,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-28 16:51:26,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-28 16:51:26,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-11-28 16:51:26,889 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-11-28 16:51:26,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:51:26,890 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-11-28 16:51:26,890 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 16:51:26,890 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-11-28 16:51:26,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-28 16:51:26,891 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:51:26,891 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:51:26,892 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:51:26,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:51:26,892 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-11-28 16:51:26,893 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:51:26,893 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679852950] [2019-11-28 16:51:26,893 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:51:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 16:51:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 16:51:27,019 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 16:51:27,020 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-28 16:51:27,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:51:27 BoogieIcfgContainer [2019-11-28 16:51:27,072 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 16:51:27,072 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 16:51:27,072 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 16:51:27,073 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 16:51:27,073 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:26" (3/4) ... [2019-11-28 16:51:27,076 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 16:51:27,076 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 16:51:27,079 INFO L168 Benchmark]: Toolchain (without parser) took 1535.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -134.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:27,079 INFO L168 Benchmark]: CDTParser took 0.91 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 16:51:27,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 417.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -192.6 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:27,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 16:51:27,082 INFO L168 Benchmark]: Boogie Preprocessor took 42.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:27,083 INFO L168 Benchmark]: RCFGBuilder took 455.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:27,084 INFO L168 Benchmark]: TraceAbstraction took 545.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:27,085 INFO L168 Benchmark]: Witness Printer took 4.20 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 16:51:27,089 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 417.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -192.6 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 455.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 545.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.20 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 130]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 129, overapproximation of someUnaryDOUBLEoperation at line 47, overapproximation of bitwiseAnd at line 65, overapproximation of someBinaryArithmeticFLOAToperation at line 68. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L32-L37] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L39-L44] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L46-L50] 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, }; [L52-L54] 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; VAL [aT_atan={6:0}, atanhi_atan={3:0}, 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] [L126] float x = -1.0f / 0.0f; [L57] float w, s1, s2, z; [L58] __int32_t ix, hx, id; VAL [aT_atan={6:0}, atanhi_atan={3:0}, 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] [L61] ieee_float_shape_type gf_u; [L62] gf_u.value = (x) [L63] EXPR gf_u.word [L63] (hx) = gf_u.word [L65] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, 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] [L66] COND TRUE ix >= 0x50800000 VAL [aT_atan={6:0}, atanhi_atan={3:0}, 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] [L67] COND TRUE ((ix) > 0x7f800000L) [L68] return x + x; VAL [aT_atan={6:0}, atanhi_atan={3:0}, 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] [L127] float res = atan_float(x); [L129] COND TRUE res != -pi_o_2 VAL [aT_atan={6:0}, atanhi_atan={3:0}, 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] [L130] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, 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, 32 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 42 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=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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 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, 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 0.1.25-f470102 [2019-11-28 16:51:29,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 16:51:29,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 16:51:29,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 16:51:29,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 16:51:29,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 16:51:29,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 16:51:29,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 16:51:29,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 16:51:29,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 16:51:29,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 16:51:29,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 16:51:29,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 16:51:29,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 16:51:29,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 16:51:29,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 16:51:29,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 16:51:29,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 16:51:29,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 16:51:29,240 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 16:51:29,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 16:51:29,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 16:51:29,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 16:51:29,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 16:51:29,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 16:51:29,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 16:51:29,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 16:51:29,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 16:51:29,251 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 16:51:29,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 16:51:29,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 16:51:29,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 16:51:29,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 16:51:29,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 16:51:29,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 16:51:29,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 16:51:29,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 16:51:29,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 16:51:29,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 16:51:29,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 16:51:29,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 16:51:29,267 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 16:51:29,288 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 16:51:29,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 16:51:29,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 16:51:29,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 16:51:29,290 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 16:51:29,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 16:51:29,291 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 16:51:29,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 16:51:29,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 16:51:29,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 16:51:29,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 16:51:29,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 16:51:29,293 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 16:51:29,293 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 16:51:29,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 16:51:29,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 16:51:29,294 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 16:51:29,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 16:51:29,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 16:51:29,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 16:51:29,295 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 16:51:29,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 16:51:29,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 16:51:29,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 16:51:29,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 16:51:29,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 16:51:29,297 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 16:51:29,297 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 16:51:29,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 16:51:29,298 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 16:51:29,298 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 16:51:29,298 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 53ee99fff779a5c6f230b5ead8806e6c8136f784 [2019-11-28 16:51:29,642 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 16:51:29,657 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 16:51:29,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 16:51:29,662 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 16:51:29,662 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 16:51:29,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-28 16:51:29,727 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/596ba5a1b/3b008f675b6c43a7bceb4d77848f0e92/FLAGf535a10e6 [2019-11-28 16:51:30,230 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 16:51:30,231 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-28 16:51:30,245 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/596ba5a1b/3b008f675b6c43a7bceb4d77848f0e92/FLAGf535a10e6 [2019-11-28 16:51:30,618 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/596ba5a1b/3b008f675b6c43a7bceb4d77848f0e92 [2019-11-28 16:51:30,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 16:51:30,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 16:51:30,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 16:51:30,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 16:51:30,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 16:51:30,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:51:30" (1/1) ... [2019-11-28 16:51:30,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@772fdc68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:30, skipping insertion in model container [2019-11-28 16:51:30,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:51:30" (1/1) ... [2019-11-28 16:51:30,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 16:51:30,680 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 16:51:30,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:51:30,939 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 16:51:31,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:51:31,093 INFO L208 MainTranslator]: Completed translation [2019-11-28 16:51:31,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31 WrapperNode [2019-11-28 16:51:31,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 16:51:31,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 16:51:31,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 16:51:31,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 16:51:31,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 16:51:31,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 16:51:31,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 16:51:31,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 16:51:31,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 16:51:31,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 16:51:31,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 16:51:31,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 16:51:31,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 16:51:31,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-11-28 16:51:31,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 16:51:31,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-11-28 16:51:31,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-28 16:51:31,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 16:51:31,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 16:51:31,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-11-28 16:51:31,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 16:51:31,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 16:51:39,928 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 16:51:39,929 INFO L287 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-28 16:51:39,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:39 BoogieIcfgContainer [2019-11-28 16:51:39,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 16:51:39,931 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 16:51:39,931 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 16:51:39,934 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 16:51:39,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:51:30" (1/3) ... [2019-11-28 16:51:39,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79499ab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:51:39, skipping insertion in model container [2019-11-28 16:51:39,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (2/3) ... [2019-11-28 16:51:39,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79499ab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:51:39, skipping insertion in model container [2019-11-28 16:51:39,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:39" (3/3) ... [2019-11-28 16:51:39,938 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621b.c [2019-11-28 16:51:39,948 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 16:51:39,953 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-28 16:51:39,962 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-28 16:51:39,986 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 16:51:39,987 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 16:51:39,987 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 16:51:39,987 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 16:51:39,988 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 16:51:39,988 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 16:51:39,988 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 16:51:39,988 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 16:51:40,004 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-11-28 16:51:40,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-28 16:51:40,011 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:51:40,012 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:51:40,012 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:51:40,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:51:40,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-11-28 16:51:40,028 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 16:51:40,028 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1079396203] [2019-11-28 16:51:40,029 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 16:51:40,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:51:40,994 INFO L264 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-28 16:51:40,999 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 16:51:41,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:51:41,015 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 16:51:41,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:51:41,022 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1079396203] [2019-11-28 16:51:41,023 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:51:41,023 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-28 16:51:41,025 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594531453] [2019-11-28 16:51:41,030 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 16:51:41,031 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 16:51:41,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 16:51:41,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 16:51:41,050 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-11-28 16:51:41,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:51:41,079 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-11-28 16:51:41,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 16:51:41,081 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-11-28 16:51:41,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:51:41,102 INFO L225 Difference]: With dead ends: 62 [2019-11-28 16:51:41,103 INFO L226 Difference]: Without dead ends: 29 [2019-11-28 16:51:41,107 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 16:51:41,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-28 16:51:41,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-28 16:51:41,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-28 16:51:41,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-11-28 16:51:41,149 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-11-28 16:51:41,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:51:41,150 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-11-28 16:51:41,150 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 16:51:41,150 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-11-28 16:51:41,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-28 16:51:41,151 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:51:41,151 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:51:41,355 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-28 16:51:41,356 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:51:41,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:51:41,357 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-11-28 16:51:41,358 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 16:51:41,359 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1975043033] [2019-11-28 16:51:41,359 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 16:51:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:51:42,360 INFO L264 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-28 16:51:42,363 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 16:51:42,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:51:42,488 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 16:51:42,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:51:42,601 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1975043033] [2019-11-28 16:51:42,602 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:51:42,602 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-28 16:51:42,602 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093051463] [2019-11-28 16:51:42,604 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-28 16:51:42,605 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 16:51:42,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-28 16:51:42,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-28 16:51:42,606 INFO L87 Difference]: Start difference. First operand 29 states and 39 transitions. Second operand 8 states. [2019-11-28 16:51:42,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:51:42,862 INFO L93 Difference]: Finished difference Result 33 states and 42 transitions. [2019-11-28 16:51:42,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 16:51:42,868 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 10 [2019-11-28 16:51:42,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:51:42,869 INFO L225 Difference]: With dead ends: 33 [2019-11-28 16:51:42,869 INFO L226 Difference]: Without dead ends: 12 [2019-11-28 16:51:42,871 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-28 16:51:42,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2019-11-28 16:51:42,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2019-11-28 16:51:42,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2019-11-28 16:51:42,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions. [2019-11-28 16:51:42,875 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 10 [2019-11-28 16:51:42,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:51:42,876 INFO L462 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions. [2019-11-28 16:51:42,876 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-28 16:51:42,877 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2019-11-28 16:51:42,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-28 16:51:42,877 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:51:42,878 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:51:43,089 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-28 16:51:43,091 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:51:43,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:51:43,092 INFO L82 PathProgramCache]: Analyzing trace with hash -1305344773, now seen corresponding path program 1 times [2019-11-28 16:51:43,093 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 16:51:43,094 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [876201563] [2019-11-28 16:51:43,094 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 16:51:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:51:44,282 INFO L264 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 21 conjunts are in the unsatisfiable core [2019-11-28 16:51:44,285 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 16:51:44,335 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:44,356 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:44,513 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2019-11-28 16:51:44,515 INFO L343 Elim1Store]: treesize reduction 57, result has 43.6 percent of original size [2019-11-28 16:51:44,517 INFO L377 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 5 case distinctions, treesize of input 70 treesize of output 99 [2019-11-28 16:51:44,524 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 16:51:44,525 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 16:51:44,534 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 16:51:44,537 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-28 16:51:44,922 WARN L192 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 80 [2019-11-28 16:51:44,924 INFO L614 ElimStorePlain]: treesize reduction 82, result has 67.5 percent of original size [2019-11-28 16:51:44,925 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-28 16:51:44,929 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-28 16:51:44,930 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:172, output treesize:170 [2019-11-28 16:51:44,931 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-28 16:51:45,058 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-28 16:51:45,135 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-28 16:51:45,194 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:45,300 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:45,301 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 3 case distinctions, treesize of input 27 treesize of output 43 [2019-11-28 16:51:45,303 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-28 16:51:45,364 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:45,495 INFO L237 Elim1Store]: Index analysis took 135 ms [2019-11-28 16:51:45,562 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:45,563 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 32 treesize of output 78 [2019-11-28 16:51:45,566 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-28 16:51:45,615 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:45,687 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:45,687 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 3 case distinctions, treesize of input 25 treesize of output 41 [2019-11-28 16:51:45,690 INFO L534 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-28 16:51:45,734 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:45,791 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:45,792 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 3 case distinctions, treesize of input 27 treesize of output 43 [2019-11-28 16:51:45,796 INFO L534 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-28 16:51:46,636 WARN L192 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2019-11-28 16:51:46,637 INFO L614 ElimStorePlain]: treesize reduction 344, result has 48.7 percent of original size [2019-11-28 16:51:46,661 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:46,730 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:46,732 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-28 16:51:46,757 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:46,758 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 102 [2019-11-28 16:51:46,760 INFO L534 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-28 16:51:46,789 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:46,812 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:46,818 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-28 16:51:46,831 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:46,832 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 102 [2019-11-28 16:51:46,835 INFO L534 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-28 16:51:47,590 WARN L192 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 89 [2019-11-28 16:51:47,595 INFO L614 ElimStorePlain]: treesize reduction 36, result has 89.9 percent of original size [2019-11-28 16:51:47,598 INFO L534 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2019-11-28 16:51:47,599 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:718, output treesize:281 [2019-11-28 16:51:47,872 WARN L192 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 67 [2019-11-28 16:51:47,934 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:47,935 INFO L377 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 [2019-11-28 16:51:47,935 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 16:51:47,945 INFO L534 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-28 16:51:48,052 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2019-11-28 16:51:48,052 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:48,054 INFO L534 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-28 16:51:48,054 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:171, output treesize:53 [2019-11-28 16:51:48,397 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2019-11-28 16:51:48,724 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2019-11-28 16:51:48,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:51:48,766 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 16:51:54,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:51:54,419 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [876201563] [2019-11-28 16:51:54,419 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:51:54,420 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-11-28 16:51:54,420 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252878530] [2019-11-28 16:51:54,420 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-28 16:51:54,421 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 16:51:54,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-28 16:51:54,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2019-11-28 16:51:54,421 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand 10 states. [2019-11-28 16:51:55,711 WARN L192 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2019-11-28 16:51:57,448 WARN L192 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 114 DAG size of output: 111 [2019-11-28 16:51:57,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:51:57,453 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2019-11-28 16:51:57,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 16:51:57,453 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 11 [2019-11-28 16:51:57,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:51:57,454 INFO L225 Difference]: With dead ends: 12 [2019-11-28 16:51:57,454 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 16:51:57,455 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 9.4s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2019-11-28 16:51:57,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 16:51:57,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 16:51:57,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 16:51:57,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 16:51:57,456 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2019-11-28 16:51:57,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:51:57,456 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 16:51:57,456 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-28 16:51:57,457 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 16:51:57,457 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 16:51:57,657 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-28 16:51:57,661 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 16:51:57,861 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-11-28 16:51:58,531 WARN L192 SmtUtils]: Spent 666.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-11-28 16:51:58,536 INFO L246 CegarLoopResult]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2019-11-28 16:51:58,537 INFO L242 CegarLoopResult]: At program point L60-2(lines 60 64) the Hoare annotation is: (let ((.cse1 (select |#memory_int| |~#atanhi_atan~0.base|))) (and (= |~#atanhi_atan~0.offset| (_ bv0 32)) (= (let ((.cse0 (select .cse1 (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 10000000000.0)))) (= (bvadd (select |#valid| |~#atanlo_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= (let ((.cse2 (select .cse1 (bvadd |~#atanhi_atan~0.offset| (_ bv8 32))))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 98279368877.0 100000000000.0)))) (not (= |~#atanlo_atan~0.base| |~#atanhi_atan~0.base|)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (= (let ((.cse3 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 75497894159.0 1000000000000000000.0)))) (exists ((|~#aT_atan~0.base| (_ BitVec 32))) (and (= (let ((.cse4 (select (select |#memory_int| |~#aT_atan~0.base|) (_ bv8 32)))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3571428731.0 25000000000.0)))) (not (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|)) (or (= (_ bv0 1) (select |#valid| (_ bv0 32))) (= |~#atanlo_atan~0.base| (_ bv0 32)) (= (_ bv0 32) |~#atanhi_atan~0.base|) (= |~#aT_atan~0.base| (_ bv0 32))) (= (bvadd (select |#valid| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1)))) (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start_atan_float_~x)))) [2019-11-28 16:51:58,537 INFO L246 CegarLoopResult]: For program point L60-3(lines 60 64) no Hoare annotation was computed. [2019-11-28 16:51:58,537 INFO L246 CegarLoopResult]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-11-28 16:51:58,537 INFO L242 CegarLoopResult]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-11-28 16:51:58,537 INFO L246 CegarLoopResult]: For program point L69(lines 69 72) no Hoare annotation was computed. [2019-11-28 16:51:58,537 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 16:51:58,537 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 16:51:58,537 INFO L242 CegarLoopResult]: At program point L29(lines 17 30) the Hoare annotation is: false [2019-11-28 16:51:58,537 INFO L246 CegarLoopResult]: For program point L112(lines 112 117) no Hoare annotation was computed. [2019-11-28 16:51:58,538 INFO L246 CegarLoopResult]: For program point L129(lines 129 132) no Hoare annotation was computed. [2019-11-28 16:51:58,538 INFO L246 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-28 16:51:58,538 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 16:51:58,538 INFO L246 CegarLoopResult]: For program point L24(lines 24 28) no Hoare annotation was computed. [2019-11-28 16:51:58,538 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2019-11-28 16:51:58,538 INFO L246 CegarLoopResult]: For program point L24-1(lines 17 30) no Hoare annotation was computed. [2019-11-28 16:51:58,538 INFO L246 CegarLoopResult]: For program point L24-2(lines 24 28) no Hoare annotation was computed. [2019-11-28 16:51:58,538 INFO L246 CegarLoopResult]: For program point L82(lines 82 98) no Hoare annotation was computed. [2019-11-28 16:51:58,538 INFO L246 CegarLoopResult]: For program point L74(lines 74 99) no Hoare annotation was computed. [2019-11-28 16:51:58,539 INFO L246 CegarLoopResult]: For program point L66(lines 66 73) no Hoare annotation was computed. [2019-11-28 16:51:58,539 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 16:51:58,539 INFO L246 CegarLoopResult]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-11-28 16:51:58,539 INFO L246 CegarLoopResult]: For program point L91-2(lines 74 99) no Hoare annotation was computed. [2019-11-28 16:51:58,539 INFO L246 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2019-11-28 16:51:58,539 INFO L246 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-28 16:51:58,539 INFO L246 CegarLoopResult]: For program point L116-2(line 116) no Hoare annotation was computed. [2019-11-28 16:51:58,540 INFO L242 CegarLoopResult]: At program point L116-3(lines 56 118) the Hoare annotation is: (let ((.cse4 (select |#memory_int| |~#atanhi_atan~0.base|))) (and (= |~#atanhi_atan~0.offset| (_ bv0 32)) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (exists ((ULTIMATE.start_atan_float_~hx~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start_atan_float_~hx~0) ((_ extract 30 23) ULTIMATE.start_atan_float_~hx~0) ((_ extract 22 0) ULTIMATE.start_atan_float_~hx~0))) (= (bvand (_ bv2147483647 32) ULTIMATE.start_atan_float_~hx~0) ULTIMATE.start_atan_float_~ix~1))) (not (= |~#atanlo_atan~0.base| |~#atanhi_atan~0.base|)) (= (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))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 75497894159.0 1000000000000000000.0)))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (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)))) (exists ((v_arrayElimCell_28 (_ BitVec 32)) (v_arrayElimCell_29 (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) v_arrayElimCell_29) ((_ extract 30 23) v_arrayElimCell_29) ((_ extract 22 0) v_arrayElimCell_29))) (.cse1 (fp ((_ extract 31 31) v_arrayElimCell_28) ((_ extract 30 23) v_arrayElimCell_28) ((_ extract 22 0) v_arrayElimCell_28)))) (and (= |ULTIMATE.start_atan_float_#res| (fp.sub roundNearestTiesToEven (fp.neg .cse1) .cse2)) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0))) .cse2) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 15707962513.0 10000000000.0))) .cse1)))) (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start_atan_float_~x)) (= (let ((.cse3 (select .cse4 (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 10000000000.0)))) (= (let ((.cse5 (select .cse4 (bvadd |~#atanhi_atan~0.offset| (_ bv8 32))))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 98279368877.0 100000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (= (_ bv1 1) (select |#valid| |~#atanlo_atan~0.base|)) (exists ((|~#aT_atan~0.base| (_ BitVec 32))) (and (= (let ((.cse6 (select (select |#memory_int| |~#aT_atan~0.base|) (_ bv8 32)))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3571428731.0 25000000000.0)))) (not (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|)) (= (_ bv1 1) (select |#valid| |~#aT_atan~0.base|)) (or (= (_ bv0 1) (select |#valid| (_ bv0 32))) (= |~#atanlo_atan~0.base| (_ bv0 32)) (= (_ bv0 32) |~#atanhi_atan~0.base|) (= |~#aT_atan~0.base| (_ bv0 32))))))) [2019-11-28 16:51:58,540 INFO L246 CegarLoopResult]: For program point L75(lines 75 78) no Hoare annotation was computed. [2019-11-28 16:51:58,540 INFO L246 CegarLoopResult]: For program point L75-2(lines 75 78) no Hoare annotation was computed. [2019-11-28 16:51:58,540 INFO L246 CegarLoopResult]: For program point L67(lines 67 68) no Hoare annotation was computed. [2019-11-28 16:51:58,540 INFO L246 CegarLoopResult]: For program point L76(lines 76 77) no Hoare annotation was computed. [2019-11-28 16:51:58,540 INFO L249 CegarLoopResult]: At program point L134(lines 120 135) the Hoare annotation is: true [2019-11-28 16:51:58,550 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,551 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,552 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,552 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,552 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,553 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,556 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,557 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,557 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,560 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,560 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,560 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,561 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,561 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,561 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,561 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,561 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,562 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,562 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,562 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,562 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,562 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,562 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,563 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,563 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,563 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,563 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,563 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,564 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,564 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,564 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,564 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,569 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,570 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,570 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,570 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,570 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,571 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,572 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,573 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,573 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,573 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,574 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,574 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,574 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,575 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,575 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,575 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,576 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,576 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,576 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,576 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,577 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,577 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,577 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,578 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,578 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,578 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,578 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,579 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,579 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,583 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,583 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,583 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,585 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,586 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,586 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,586 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,587 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,587 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,587 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,588 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,588 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,588 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,589 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,589 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,589 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,589 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,590 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,590 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,590 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,591 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,591 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,591 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,592 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,592 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,592 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,593 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,593 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,593 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,595 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,595 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,595 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,596 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,596 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,596 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,596 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,597 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,597 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,597 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,597 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,598 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,598 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,598 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,599 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,599 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,599 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,600 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,600 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,600 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,600 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,601 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,601 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,603 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,603 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,605 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,605 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,605 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,606 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,606 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,606 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,607 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,607 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,607 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,608 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,608 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,608 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,609 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,609 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,609 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,609 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,610 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,610 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,610 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,610 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,611 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,611 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,611 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,612 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,612 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,613 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,613 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,613 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,613 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,614 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,615 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,615 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,615 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,616 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,616 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,616 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,616 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,617 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,617 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,617 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,618 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,618 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,618 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,618 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,619 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,619 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,619 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,620 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,620 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,620 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,620 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,621 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:51:58 BoogieIcfgContainer [2019-11-28 16:51:58,624 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 16:51:58,625 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 16:51:58,625 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 16:51:58,625 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 16:51:58,626 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:39" (3/4) ... [2019-11-28 16:51:58,630 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 16:51:58,644 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-28 16:51:58,644 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 16:51:58,645 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 16:51:58,673 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((atanhi_atan == 0bv32 && ~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]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000))) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && !(atanlo_atan == atanhi_atan)) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && ~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]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) && ~bvadd64(\valid[~#aT_atan~0.base], 1bv1) == 0bv1)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == x) [2019-11-28 16:51:58,674 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((atanhi_atan == 0bv32 && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && (\exists ULTIMATE.start_atan_float_~hx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~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]) && ~bvand32(2147483647bv32, ULTIMATE.start_atan_float_~hx~0) == ix)) && !(atanlo_atan == atanhi_atan)) && ~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]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && (\exists v_arrayElimCell_28 : bv32, v_arrayElimCell_29 : bv32 :: (\result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0])), ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0])) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0])) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0]))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == x)) && ~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]) == ~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, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && 1bv1 == \valid[atanlo_atan]) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && 1bv1 == \valid[~#aT_atan~0.base]) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) [2019-11-28 16:51:58,717 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 16:51:58,717 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 16:51:58,719 INFO L168 Benchmark]: Toolchain (without parser) took 28096.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.0 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -144.3 MB). Peak memory consumption was 39.7 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:58,719 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 16:51:58,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 470.20 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -145.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:58,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.34 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 16:51:58,721 INFO L168 Benchmark]: Boogie Preprocessor took 47.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:58,721 INFO L168 Benchmark]: RCFGBuilder took 8720.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:58,722 INFO L168 Benchmark]: TraceAbstraction took 18693.25 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 71.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -53.7 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:58,723 INFO L168 Benchmark]: Witness Printer took 92.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:58,725 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 470.20 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -145.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.34 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 8720.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 18693.25 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 71.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -53.7 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Witness Printer took 92.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#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[~#aT_atan~0.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[~#aT_atan~0.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[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 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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,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_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,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_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,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[~#aT_atan~0.base,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 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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,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_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,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_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,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[~#aT_atan~0.base,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 60]: Loop Invariant [2019-11-28 16:51:58,755 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,759 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,759 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,759 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,760 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,761 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,761 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,761 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,762 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,762 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,762 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,763 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,763 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,763 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,764 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,764 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,764 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,764 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,765 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,765 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,765 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,765 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,766 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,766 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,766 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,767 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,767 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,768 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,769 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,769 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,769 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,770 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,770 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,770 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,770 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,770 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,771 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,771 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,772 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,772 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,772 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,774 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,774 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,774 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,774 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,775 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,775 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,775 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,776 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,776 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,776 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,776 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,777 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,777 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,777 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((((((atanhi_atan == 0bv32 && ~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]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000))) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && !(atanlo_atan == atanhi_atan)) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && ~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]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) && ~bvadd64(\valid[~#aT_atan~0.base], 1bv1) == 0bv1)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant [2019-11-28 16:51:58,779 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,779 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,779 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,780 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,780 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,780 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,781 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,782 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,782 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,782 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,782 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,783 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,783 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,783 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,784 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,784 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,784 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,784 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,785 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,785 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,785 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,785 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,786 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,786 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,786 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,786 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,788 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,788 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,789 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,789 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,789 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,789 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,790 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,790 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,790 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,790 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,791 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,791 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,791 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,791 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,791 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,792 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,792 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,792 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,792 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,793 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,793 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,793 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,793 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,793 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,795 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,795 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,795 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,795 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,796 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,796 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:51:58,796 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,797 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,797 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,797 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,797 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,798 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,798 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,798 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,799 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,799 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,799 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,800 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,800 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,800 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:51:58,800 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,801 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:51:58,802 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:51:58,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:51:58,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,804 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:51:58,804 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,804 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,805 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,805 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,805 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,806 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,806 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,806 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,806 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,806 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,807 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,807 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,807 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,807 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,808 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,808 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,808 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,808 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,809 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,809 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,809 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:51:58,809 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:51:58,809 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((((((((((atanhi_atan == 0bv32 && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && (\exists ULTIMATE.start_atan_float_~hx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~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]) && ~bvand32(2147483647bv32, ULTIMATE.start_atan_float_~hx~0) == ix)) && !(atanlo_atan == atanhi_atan)) && ~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]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && (\exists v_arrayElimCell_28 : bv32, v_arrayElimCell_29 : bv32 :: (\result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0])), ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0])) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0])) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0]))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == x)) && ~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]) == ~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, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && 1bv1 == \valid[atanlo_atan]) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && 1bv1 == \valid[~#aT_atan~0.base]) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 32 locations, 1 error locations. Result: SAFE, OverallTime: 17.6s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 3.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 53 SDtfs, 44 SDslu, 23 SDs, 0 SdLazy, 28 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 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, 460 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 10.6s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 54 ConstructedInterpolants, 17 QuantifiedInterpolants, 18216 SizeOfPredicates, 19 NumberOfNonLiveVariables, 246 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...