./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 cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer --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/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer --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 0.1.24-cad4683 [2019-11-15 23:53:24,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 23:53:24,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 23:53:24,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 23:53:24,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 23:53:24,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 23:53:24,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 23:53:24,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 23:53:24,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 23:53:24,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 23:53:24,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 23:53:24,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 23:53:24,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 23:53:24,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 23:53:24,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 23:53:24,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 23:53:24,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 23:53:24,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 23:53:24,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 23:53:24,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 23:53:24,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 23:53:24,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 23:53:24,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 23:53:24,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 23:53:24,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 23:53:24,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 23:53:24,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 23:53:24,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 23:53:24,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 23:53:24,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 23:53:24,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 23:53:24,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 23:53:24,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 23:53:24,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 23:53:24,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 23:53:24,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 23:53:24,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 23:53:24,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 23:53:24,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 23:53:24,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 23:53:24,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 23:53:24,523 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 23:53:24,546 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 23:53:24,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 23:53:24,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 23:53:24,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 23:53:24,558 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 23:53:24,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 23:53:24,558 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 23:53:24,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 23:53:24,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 23:53:24,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 23:53:24,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 23:53:24,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 23:53:24,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 23:53:24,560 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 23:53:24,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 23:53:24,560 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 23:53:24,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 23:53:24,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 23:53:24,562 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 23:53:24,562 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 23:53:24,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 23:53:24,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 23:53:24,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 23:53:24,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 23:53:24,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 23:53:24,564 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 23:53:24,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 23:53:24,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 23:53:24,565 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer 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 [2019-11-15 23:53:24,597 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 23:53:24,611 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 23:53:24,614 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 23:53:24,615 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 23:53:24,616 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 23:53:24,617 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-15 23:53:24,673 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/data/08331df1a/d9d7b38218fc4064969723f9ec316d3f/FLAG343329f7e [2019-11-15 23:53:25,074 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 23:53:25,076 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-15 23:53:25,086 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/data/08331df1a/d9d7b38218fc4064969723f9ec316d3f/FLAG343329f7e [2019-11-15 23:53:25,465 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/data/08331df1a/d9d7b38218fc4064969723f9ec316d3f [2019-11-15 23:53:25,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 23:53:25,469 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 23:53:25,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 23:53:25,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 23:53:25,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 23:53:25,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:53:25" (1/1) ... [2019-11-15 23:53:25,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a1e28c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:25, skipping insertion in model container [2019-11-15 23:53:25,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:53:25" (1/1) ... [2019-11-15 23:53:25,483 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 23:53:25,502 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 23:53:25,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:53:25,751 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 23:53:25,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:53:25,810 INFO L192 MainTranslator]: Completed translation [2019-11-15 23:53:25,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:25 WrapperNode [2019-11-15 23:53:25,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 23:53:25,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 23:53:25,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 23:53:25,812 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 23:53:25,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:25" (1/1) ... [2019-11-15 23:53:25,829 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:25" (1/1) ... [2019-11-15 23:53:25,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 23:53:25,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 23:53:25,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 23:53:25,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 23:53:25,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:25" (1/1) ... [2019-11-15 23:53:25,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:25" (1/1) ... [2019-11-15 23:53:25,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:25" (1/1) ... [2019-11-15 23:53:25,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:25" (1/1) ... [2019-11-15 23:53:25,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:25" (1/1) ... [2019-11-15 23:53:25,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:25" (1/1) ... [2019-11-15 23:53:25,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:25" (1/1) ... [2019-11-15 23:53:25,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 23:53:25,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 23:53:25,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 23:53:25,897 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 23:53:25,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/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 [2019-11-15 23:53:25,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 23:53:25,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-15 23:53:25,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 23:53:25,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-15 23:53:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 23:53:25,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 23:53:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 23:53:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-11-15 23:53:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 23:53:26,402 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 23:53:26,402 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-15 23:53:26,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:53:26 BoogieIcfgContainer [2019-11-15 23:53:26,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 23:53:26,404 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 23:53:26,404 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 23:53:26,407 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 23:53:26,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:53:25" (1/3) ... [2019-11-15 23:53:26,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fc7c83c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:53:26, skipping insertion in model container [2019-11-15 23:53:26,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:25" (2/3) ... [2019-11-15 23:53:26,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fc7c83c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:53:26, skipping insertion in model container [2019-11-15 23:53:26,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:53:26" (3/3) ... [2019-11-15 23:53:26,410 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621b.c [2019-11-15 23:53:26,419 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 23:53:26,426 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 23:53:26,436 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 23:53:26,466 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 23:53:26,466 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 23:53:26,467 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 23:53:26,467 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 23:53:26,467 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 23:53:26,467 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 23:53:26,467 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 23:53:26,467 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 23:53:26,484 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-11-15 23:53:26,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-15 23:53:26,490 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:53:26,491 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:53:26,493 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:53:26,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:53:26,500 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-11-15 23:53:26,507 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:53:26,508 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935735881] [2019-11-15 23:53:26,508 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:53:26,508 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:53:26,508 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:53:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:53:26,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:53:26,678 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935735881] [2019-11-15 23:53:26,679 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:53:26,679 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 23:53:26,680 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307083564] [2019-11-15 23:53:26,683 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 23:53:26,684 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:53:26,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 23:53:26,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 23:53:26,699 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-11-15 23:53:26,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:53:26,719 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-11-15 23:53:26,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 23:53:26,721 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-11-15 23:53:26,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:53:26,734 INFO L225 Difference]: With dead ends: 62 [2019-11-15 23:53:26,734 INFO L226 Difference]: Without dead ends: 29 [2019-11-15 23:53:26,739 INFO L600 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 [2019-11-15 23:53:26,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-15 23:53:26,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-15 23:53:26,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-15 23:53:26,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-11-15 23:53:26,770 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-11-15 23:53:26,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:53:26,771 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-11-15 23:53:26,771 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 23:53:26,771 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-11-15 23:53:26,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-15 23:53:26,772 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:53:26,772 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:53:26,772 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:53:26,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:53:26,773 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-11-15 23:53:26,773 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:53:26,773 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074162079] [2019-11-15 23:53:26,773 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:53:26,773 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:53:26,774 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:53:26,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:53:26,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:53:26,994 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 23:53:26,994 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-11-15 23:53:27,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 11:53:27 BoogieIcfgContainer [2019-11-15 23:53:27,043 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 23:53:27,044 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 23:53:27,044 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 23:53:27,044 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 23:53:27,045 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:53:26" (3/4) ... [2019-11-15 23:53:27,048 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 23:53:27,048 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 23:53:27,051 INFO L168 Benchmark]: Toolchain (without parser) took 1580.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -112.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-11-15 23:53:27,051 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:53:27,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -173.9 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-11-15 23:53:27,053 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.65 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. [2019-11-15 23:53:27,053 INFO L168 Benchmark]: Boogie Preprocessor took 34.93 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. [2019-11-15 23:53:27,054 INFO L168 Benchmark]: RCFGBuilder took 507.29 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: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. [2019-11-15 23:53:27,055 INFO L168 Benchmark]: TraceAbstraction took 639.30 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: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2019-11-15 23:53:27,055 INFO L168 Benchmark]: Witness Printer took 4.13 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. [2019-11-15 23:53:27,063 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 341.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -173.9 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.65 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 34.93 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. * RCFGBuilder took 507.29 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: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 639.30 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: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.13 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={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, 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={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, 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={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, 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={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, 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={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, 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={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, 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={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, 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: 0.5s, 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, 0.1s 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 0.1.24-cad4683 [2019-11-15 23:53:29,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 23:53:29,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 23:53:29,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 23:53:29,158 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 23:53:29,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 23:53:29,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 23:53:29,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 23:53:29,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 23:53:29,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 23:53:29,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 23:53:29,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 23:53:29,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 23:53:29,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 23:53:29,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 23:53:29,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 23:53:29,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 23:53:29,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 23:53:29,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 23:53:29,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 23:53:29,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 23:53:29,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 23:53:29,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 23:53:29,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 23:53:29,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 23:53:29,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 23:53:29,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 23:53:29,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 23:53:29,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 23:53:29,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 23:53:29,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 23:53:29,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 23:53:29,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 23:53:29,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 23:53:29,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 23:53:29,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 23:53:29,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 23:53:29,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 23:53:29,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 23:53:29,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 23:53:29,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 23:53:29,193 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-15 23:53:29,208 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 23:53:29,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 23:53:29,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 23:53:29,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 23:53:29,210 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 23:53:29,211 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 23:53:29,211 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 23:53:29,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 23:53:29,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 23:53:29,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 23:53:29,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 23:53:29,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 23:53:29,212 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-15 23:53:29,213 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-15 23:53:29,213 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 23:53:29,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 23:53:29,213 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 23:53:29,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 23:53:29,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 23:53:29,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 23:53:29,214 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 23:53:29,214 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 23:53:29,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 23:53:29,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 23:53:29,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 23:53:29,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 23:53:29,216 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-15 23:53:29,216 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-15 23:53:29,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 23:53:29,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 23:53:29,216 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer 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 [2019-11-15 23:53:29,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 23:53:29,254 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 23:53:29,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 23:53:29,259 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 23:53:29,259 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 23:53:29,260 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-15 23:53:29,309 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/data/7d2d64bfc/6f6f81be88e54a0fad8e0a0823baa784/FLAGe49151480 [2019-11-15 23:53:29,723 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 23:53:29,729 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-15 23:53:29,737 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/data/7d2d64bfc/6f6f81be88e54a0fad8e0a0823baa784/FLAGe49151480 [2019-11-15 23:53:29,753 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/data/7d2d64bfc/6f6f81be88e54a0fad8e0a0823baa784 [2019-11-15 23:53:29,758 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 23:53:29,760 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 23:53:29,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 23:53:29,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 23:53:29,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 23:53:29,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:53:29" (1/1) ... [2019-11-15 23:53:29,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e36719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:29, skipping insertion in model container [2019-11-15 23:53:29,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:53:29" (1/1) ... [2019-11-15 23:53:29,777 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 23:53:29,806 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 23:53:30,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:53:30,064 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 23:53:30,177 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:53:30,204 INFO L192 MainTranslator]: Completed translation [2019-11-15 23:53:30,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:30 WrapperNode [2019-11-15 23:53:30,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 23:53:30,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 23:53:30,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 23:53:30,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 23:53:30,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:30" (1/1) ... [2019-11-15 23:53:30,235 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:30" (1/1) ... [2019-11-15 23:53:30,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 23:53:30,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 23:53:30,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 23:53:30,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 23:53:30,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:30" (1/1) ... [2019-11-15 23:53:30,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:30" (1/1) ... [2019-11-15 23:53:30,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:30" (1/1) ... [2019-11-15 23:53:30,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:30" (1/1) ... [2019-11-15 23:53:30,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:30" (1/1) ... [2019-11-15 23:53:30,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:30" (1/1) ... [2019-11-15 23:53:30,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:30" (1/1) ... [2019-11-15 23:53:30,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 23:53:30,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 23:53:30,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 23:53:30,366 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 23:53:30,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/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 [2019-11-15 23:53:30,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-11-15 23:53:30,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 23:53:30,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-11-15 23:53:30,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-15 23:53:30,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 23:53:30,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 23:53:30,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-11-15 23:53:30,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-15 23:53:30,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 23:53:37,240 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 23:53:37,240 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-15 23:53:37,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:53:37 BoogieIcfgContainer [2019-11-15 23:53:37,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 23:53:37,242 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 23:53:37,242 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 23:53:37,244 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 23:53:37,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:53:29" (1/3) ... [2019-11-15 23:53:37,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4572636 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:53:37, skipping insertion in model container [2019-11-15 23:53:37,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:53:30" (2/3) ... [2019-11-15 23:53:37,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4572636 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:53:37, skipping insertion in model container [2019-11-15 23:53:37,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:53:37" (3/3) ... [2019-11-15 23:53:37,246 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621b.c [2019-11-15 23:53:37,252 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 23:53:37,259 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 23:53:37,269 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 23:53:37,286 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 23:53:37,286 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 23:53:37,286 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 23:53:37,286 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 23:53:37,286 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 23:53:37,286 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 23:53:37,287 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 23:53:37,287 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 23:53:37,298 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-11-15 23:53:37,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-15 23:53:37,304 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:53:37,305 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:53:37,307 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:53:37,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:53:37,312 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-11-15 23:53:37,322 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 23:53:37,322 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [717279509] [2019-11-15 23:53:37,322 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/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 [2019-11-15 23:53:37,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:53:37,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-15 23:53:37,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:53:37,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:53:37,560 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 23:53:37,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:53:37,568 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [717279509] [2019-11-15 23:53:37,569 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:53:37,569 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-15 23:53:37,570 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604099796] [2019-11-15 23:53:37,573 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 23:53:37,574 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 23:53:37,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 23:53:37,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 23:53:37,586 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-11-15 23:53:37,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:53:37,604 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-11-15 23:53:37,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 23:53:37,605 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-11-15 23:53:37,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:53:37,615 INFO L225 Difference]: With dead ends: 62 [2019-11-15 23:53:37,615 INFO L226 Difference]: Without dead ends: 29 [2019-11-15 23:53:37,618 INFO L600 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 [2019-11-15 23:53:37,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-15 23:53:37,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-15 23:53:37,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-15 23:53:37,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-11-15 23:53:37,650 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-11-15 23:53:37,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:53:37,650 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-11-15 23:53:37,651 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 23:53:37,651 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-11-15 23:53:37,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-15 23:53:37,651 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:53:37,652 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:53:37,853 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-15 23:53:37,853 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:53:37,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:53:37,853 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-11-15 23:53:37,854 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 23:53:37,854 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [404453620] [2019-11-15 23:53:37,854 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/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 [2019-11-15 23:53:37,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:53:38,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-15 23:53:38,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:53:38,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:53:38,064 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 23:53:38,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:53:38,144 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [404453620] [2019-11-15 23:53:38,144 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:53:38,145 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-15 23:53:38,145 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113984392] [2019-11-15 23:53:38,146 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 23:53:38,146 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 23:53:38,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 23:53:38,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-15 23:53:38,147 INFO L87 Difference]: Start difference. First operand 29 states and 39 transitions. Second operand 8 states. [2019-11-15 23:53:38,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:53:38,276 INFO L93 Difference]: Finished difference Result 33 states and 42 transitions. [2019-11-15 23:53:38,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 23:53:38,281 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 10 [2019-11-15 23:53:38,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:53:38,281 INFO L225 Difference]: With dead ends: 33 [2019-11-15 23:53:38,282 INFO L226 Difference]: Without dead ends: 12 [2019-11-15 23:53:38,283 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-15 23:53:38,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2019-11-15 23:53:38,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2019-11-15 23:53:38,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2019-11-15 23:53:38,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions. [2019-11-15 23:53:38,285 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 10 [2019-11-15 23:53:38,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:53:38,286 INFO L462 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions. [2019-11-15 23:53:38,286 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 23:53:38,286 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2019-11-15 23:53:38,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-15 23:53:38,287 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:53:38,287 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:53:38,491 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-15 23:53:38,491 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:53:38,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:53:38,491 INFO L82 PathProgramCache]: Analyzing trace with hash -1305344773, now seen corresponding path program 1 times [2019-11-15 23:53:38,492 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 23:53:38,492 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1174052443] [2019-11-15 23:53:38,492 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/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 [2019-11-15 23:53:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:53:38,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-15 23:53:38,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:53:38,907 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 21 [2019-11-15 23:53:38,907 INFO L341 Elim1Store]: treesize reduction 73, result has 33.0 percent of original size [2019-11-15 23:53:38,908 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 41 [2019-11-15 23:53:38,909 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:53:39,053 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2019-11-15 23:53:39,053 INFO L567 ElimStorePlain]: treesize reduction 10, result has 90.9 percent of original size [2019-11-15 23:53:39,054 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-15 23:53:39,057 INFO L496 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. [2019-11-15 23:53:39,058 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:85, output treesize:100 [2019-11-15 23:53:39,059 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-15 23:53:39,207 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:53:39,208 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 20 treesize of output 38 [2019-11-15 23:53:39,211 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:53:39,263 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:53:39,295 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:53:39,296 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 74 treesize of output 68 [2019-11-15 23:53:39,297 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-15 23:53:39,392 INFO L567 ElimStorePlain]: treesize reduction 28, result has 75.2 percent of original size [2019-11-15 23:53:39,393 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:53:39,394 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:100, output treesize:70 [2019-11-15 23:53:39,480 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:53:39,481 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 62 [2019-11-15 23:53:39,481 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:53:39,483 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:53:39,484 INFO L496 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-15 23:53:39,892 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-11-15 23:53:39,892 INFO L567 ElimStorePlain]: treesize reduction 4, result has 94.2 percent of original size [2019-11-15 23:53:39,897 INFO L496 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. [2019-11-15 23:53:39,897 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:125, output treesize:53 [2019-11-15 23:53:40,120 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2019-11-15 23:53:40,408 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2019-11-15 23:53:40,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:53:40,441 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 23:53:48,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:53:48,017 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1174052443] [2019-11-15 23:53:48,017 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:53:48,017 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-11-15 23:53:48,017 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492004960] [2019-11-15 23:53:48,018 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-15 23:53:48,018 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 23:53:48,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-15 23:53:48,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2019-11-15 23:53:48,018 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand 10 states. [2019-11-15 23:53:48,669 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-11-15 23:53:49,348 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-11-15 23:53:49,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:53:49,350 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2019-11-15 23:53:49,350 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 23:53:49,350 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 11 [2019-11-15 23:53:49,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:53:49,350 INFO L225 Difference]: With dead ends: 12 [2019-11-15 23:53:49,350 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 23:53:49,351 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2019-11-15 23:53:49,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 23:53:49,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 23:53:49,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 23:53:49,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 23:53:49,352 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2019-11-15 23:53:49,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:53:49,352 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 23:53:49,352 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-15 23:53:49,352 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 23:53:49,352 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 23:53:49,552 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-15 23:53:49,556 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 23:53:50,022 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-11-15 23:53:50,033 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2019-11-15 23:53:50,033 INFO L439 ceAbstractionStarter]: At program point L60-2(lines 60 64) the Hoare annotation is: (and (= ~pi_o_2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0)))) (= (bvadd (select |#valid| |~#atanlo_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 15707962513.0 10000000000.0))) (let ((.cse0 (select (select |#memory_int| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (= (let ((.cse1 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0)))) (= ULTIMATE.start_atan_float_~x (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) [2019-11-15 23:53:50,033 INFO L443 ceAbstractionStarter]: For program point L60-3(lines 60 64) no Hoare annotation was computed. [2019-11-15 23:53:50,033 INFO L443 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-11-15 23:53:50,034 INFO L439 ceAbstractionStarter]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-11-15 23:53:50,034 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 72) no Hoare annotation was computed. [2019-11-15 23:53:50,034 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 23:53:50,034 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 23:53:50,034 INFO L439 ceAbstractionStarter]: At program point L29(lines 17 30) the Hoare annotation is: false [2019-11-15 23:53:50,034 INFO L443 ceAbstractionStarter]: For program point L112(lines 112 117) no Hoare annotation was computed. [2019-11-15 23:53:50,034 INFO L443 ceAbstractionStarter]: For program point L129(lines 129 132) no Hoare annotation was computed. [2019-11-15 23:53:50,034 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-15 23:53:50,035 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2019-11-15 23:53:50,035 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 23:53:50,035 INFO L443 ceAbstractionStarter]: For program point L24(lines 24 28) no Hoare annotation was computed. [2019-11-15 23:53:50,035 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 17 30) no Hoare annotation was computed. [2019-11-15 23:53:50,035 INFO L443 ceAbstractionStarter]: For program point L24-2(lines 24 28) no Hoare annotation was computed. [2019-11-15 23:53:50,035 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 98) no Hoare annotation was computed. [2019-11-15 23:53:50,035 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 99) no Hoare annotation was computed. [2019-11-15 23:53:50,035 INFO L443 ceAbstractionStarter]: For program point L66(lines 66 73) no Hoare annotation was computed. [2019-11-15 23:53:50,036 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 23:53:50,036 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-11-15 23:53:50,036 INFO L443 ceAbstractionStarter]: For program point L91-2(lines 74 99) no Hoare annotation was computed. [2019-11-15 23:53:50,036 INFO L443 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2019-11-15 23:53:50,036 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-15 23:53:50,036 INFO L443 ceAbstractionStarter]: For program point L116-2(line 116) no Hoare annotation was computed. [2019-11-15 23:53:50,037 INFO L439 ceAbstractionStarter]: At program point L116-3(lines 56 118) the Hoare annotation is: (let ((.cse2 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (and (= ~pi_o_2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0)))) (= (bvadd (select |#valid| |~#atanlo_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (exists ((v_arrayElimCell_6 (_ BitVec 32)) (v_arrayElimCell_7 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_7) ((_ extract 30 23) v_arrayElimCell_7) ((_ extract 22 0) v_arrayElimCell_7))) (.cse1 (fp ((_ extract 31 31) v_arrayElimCell_6) ((_ extract 30 23) v_arrayElimCell_6) ((_ extract 22 0) v_arrayElimCell_6)))) (and (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 15707962513.0 10000000000.0))) .cse0) (= |ULTIMATE.start_atan_float_#res| (fp.sub roundNearestTiesToEven (fp.neg .cse0) .cse1)) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0))) .cse1)))) (= (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)) .cse2) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 15707962513.0 10000000000.0))) (let ((.cse3 (select (select |#memory_int| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)))) (exists ((ULTIMATE.start_atan_float_~hx~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start_atan_float_~hx~0) ((_ extract 30 23) ULTIMATE.start_atan_float_~hx~0) ((_ extract 22 0) ULTIMATE.start_atan_float_~hx~0)) (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) ULTIMATE.start_atan_float_~hx~0) ULTIMATE.start_atan_float_~ix~1))) (= (let ((.cse4 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0)))) (= ULTIMATE.start_atan_float_~x .cse2))) [2019-11-15 23:53:50,037 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 78) no Hoare annotation was computed. [2019-11-15 23:53:50,037 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 78) no Hoare annotation was computed. [2019-11-15 23:53:50,037 INFO L443 ceAbstractionStarter]: For program point L67(lines 67 68) no Hoare annotation was computed. [2019-11-15 23:53:50,037 INFO L443 ceAbstractionStarter]: For program point L76(lines 76 77) no Hoare annotation was computed. [2019-11-15 23:53:50,037 INFO L446 ceAbstractionStarter]: At program point L134(lines 120 135) the Hoare annotation is: true [2019-11-15 23:53:50,050 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,051 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,052 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,052 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,054 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,055 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,055 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,055 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,070 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,071 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,071 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,071 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,072 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,072 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,072 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,073 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,073 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,075 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,082 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,083 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,083 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,083 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,083 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,083 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,084 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,085 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,085 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,086 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,086 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,086 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,086 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,086 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,086 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,087 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,087 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,087 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,088 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,088 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,088 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,089 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,089 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,089 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,089 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,090 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,091 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,091 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,091 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,092 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,092 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,093 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,093 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,094 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,094 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,094 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,095 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,095 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,095 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,095 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,096 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,096 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,096 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,097 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,097 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,097 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,097 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,098 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,098 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,098 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,099 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,099 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,099 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,099 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,100 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,100 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,100 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,101 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,101 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,101 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,102 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,102 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,102 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,102 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,103 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,103 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,104 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,104 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,104 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,105 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 11:53:50 BoogieIcfgContainer [2019-11-15 23:53:50,108 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 23:53:50,108 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 23:53:50,109 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 23:53:50,109 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 23:53:50,109 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:53:37" (3/4) ... [2019-11-15 23:53:50,112 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 23:53:50,125 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-15 23:53:50,125 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-15 23:53:50,152 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && (\exists v_arrayElimCell_6 : bv32, v_arrayElimCell_7 : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0]) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0])), ~fp~LONGDOUBLE(v_arrayElimCell_6[31:31], v_arrayElimCell_6[30:23], v_arrayElimCell_6[22:0]))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_6[31:31], v_arrayElimCell_6[30:23], v_arrayElimCell_6[22:0]))) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0])) && (\exists ULTIMATE.start_atan_float_~hx~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_atan_float_~hx~0[31:31], ULTIMATE.start_atan_float_~hx~0[30:23], ULTIMATE.start_atan_float_~hx~0[22:0]) == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start_atan_float_~hx~0) == ix)) && ~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(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000))) && x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) [2019-11-15 23:53:50,193 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e5c79dcf-b6b3-4a48-ba60-0572a56eaeaa/bin/uautomizer/witness.graphml [2019-11-15 23:53:50,193 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 23:53:50,195 INFO L168 Benchmark]: Toolchain (without parser) took 20435.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 952.3 MB in the beginning and 910.6 MB in the end (delta: 41.7 MB). Peak memory consumption was 190.1 MB. Max. memory is 11.5 GB. [2019-11-15 23:53:50,195 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:53:50,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-11-15 23:53:50,196 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.52 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. [2019-11-15 23:53:50,196 INFO L168 Benchmark]: Boogie Preprocessor took 79.23 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: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. [2019-11-15 23:53:50,197 INFO L168 Benchmark]: RCFGBuilder took 6878.21 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: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. [2019-11-15 23:53:50,197 INFO L168 Benchmark]: TraceAbstraction took 12866.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 917.3 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.5 MB. Max. memory is 11.5 GB. [2019-11-15 23:53:50,197 INFO L168 Benchmark]: Witness Printer took 85.13 ms. Allocated memory is still 1.2 GB. Free memory was 917.3 MB in the beginning and 910.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-15 23:53:50,199 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 442.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 77.52 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 79.23 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: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 6878.21 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: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12866.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 917.3 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.5 MB. Max. memory is 11.5 GB. * Witness Printer took 85.13 ms. Allocated memory is still 1.2 GB. Free memory was 917.3 MB in the beginning and 910.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,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_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,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_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation 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_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,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_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,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_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * 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 #memory_int - 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 #memory_int - 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 #memory_int - 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 #memory_int - 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 #memory_int - 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 #memory_int * 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 [2019-11-15 23:53:50,216 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,216 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,216 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,217 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,217 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,217 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,217 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,218 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,218 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,218 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,219 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,219 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,219 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,219 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,220 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,220 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,221 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,221 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,221 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,222 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,222 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,222 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,222 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,223 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,223 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,223 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,223 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,224 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0])) && ~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(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000))) && x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant [2019-11-15 23:53:50,225 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,225 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,225 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,226 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,226 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,226 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,226 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,227 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,227 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,227 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,227 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,228 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,228 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,228 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,228 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,229 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,229 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,229 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,229 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,230 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,230 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,230 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,230 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,231 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,231 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,231 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,231 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,231 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,232 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,232 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,232 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,232 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,233 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,233 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,233 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,234 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,234 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,234 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,234 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,236 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,236 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,236 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,236 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,237 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,237 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,237 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,237 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 23:53:50,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,239 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,239 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,239 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,240 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,240 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,240 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,240 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 23:53:50,240 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,241 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,242 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,242 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,242 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,242 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,243 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 23:53:50,243 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,243 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,243 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,243 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:53:50,244 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,244 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,244 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,245 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,245 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 23:53:50,245 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && (\exists v_arrayElimCell_6 : bv32, v_arrayElimCell_7 : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0]) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0])), ~fp~LONGDOUBLE(v_arrayElimCell_6[31:31], v_arrayElimCell_6[30:23], v_arrayElimCell_6[22:0]))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_6[31:31], v_arrayElimCell_6[30:23], v_arrayElimCell_6[22:0]))) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0])) && (\exists ULTIMATE.start_atan_float_~hx~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_atan_float_~hx~0[31:31], ULTIMATE.start_atan_float_~hx~0[30:23], ULTIMATE.start_atan_float_~hx~0[22:0]) == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start_atan_float_~hx~0) == ix)) && ~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(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000))) && x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) - 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: 12.7s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 54 SDtfs, 44 SDslu, 23 SDs, 0 SdLazy, 27 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 9.4s 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, 273 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 9.4s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 54 ConstructedInterpolants, 7 QuantifiedInterpolants, 12709 SizeOfPredicates, 15 NumberOfNonLiveVariables, 240 ConjunctsInSsa, 21 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...