./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/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/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/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/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 [2019-10-22 09:02:25,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:02:25,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:02:25,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:02:25,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:02:25,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:02:25,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:02:25,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:02:25,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:02:25,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:02:25,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:02:25,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:02:25,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:02:25,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:02:25,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:02:25,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:02:25,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:02:25,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:02:25,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:02:25,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:02:25,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:02:25,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:02:25,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:02:25,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:02:25,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:02:25,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:02:25,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:02:25,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:02:25,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:02:25,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:02:25,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:02:25,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:02:25,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:02:25,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:02:25,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:02:25,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:02:25,635 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:02:25,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:02:25,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:02:25,637 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:02:25,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:02:25,639 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 09:02:25,652 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:02:25,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:02:25,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:02:25,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:02:25,654 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:02:25,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:02:25,654 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:02:25,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:02:25,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:02:25,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:02:25,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 09:02:25,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:02:25,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 09:02:25,655 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:02:25,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:02:25,656 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:02:25,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 09:02:25,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:02:25,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:02:25,657 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:02:25,657 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:02:25,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:02:25,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:02:25,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:02:25,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 09:02:25,658 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:02:25,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 09:02:25,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 09:02:25,658 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/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/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 [2019-10-22 09:02:25,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:02:25,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:02:25,708 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:02:25,710 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:02:25,710 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:02:25,711 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-10-22 09:02:25,767 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/data/23a80d2f8/3b63646523164c479547ca2ed0e7c50c/FLAGfe3c20de2 [2019-10-22 09:02:26,150 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:02:26,151 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-10-22 09:02:26,161 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/data/23a80d2f8/3b63646523164c479547ca2ed0e7c50c/FLAGfe3c20de2 [2019-10-22 09:02:26,172 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/data/23a80d2f8/3b63646523164c479547ca2ed0e7c50c [2019-10-22 09:02:26,174 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:02:26,175 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:02:26,176 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:02:26,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:02:26,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:02:26,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:02:26" (1/1) ... [2019-10-22 09:02:26,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216d7e73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:26, skipping insertion in model container [2019-10-22 09:02:26,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:02:26" (1/1) ... [2019-10-22 09:02:26,192 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:02:26,208 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:02:26,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:02:26,433 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:02:26,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:02:26,484 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:02:26,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:26 WrapperNode [2019-10-22 09:02:26,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:02:26,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:02:26,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:02:26,485 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:02:26,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:26" (1/1) ... [2019-10-22 09:02:26,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:26" (1/1) ... [2019-10-22 09:02:26,538 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:02:26,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:02:26,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:02:26,544 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:02:26,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:26" (1/1) ... [2019-10-22 09:02:26,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:26" (1/1) ... [2019-10-22 09:02:26,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:26" (1/1) ... [2019-10-22 09:02:26,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:26" (1/1) ... [2019-10-22 09:02:26,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:26" (1/1) ... [2019-10-22 09:02:26,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:26" (1/1) ... [2019-10-22 09:02:26,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:26" (1/1) ... [2019-10-22 09:02:26,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:02:26,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:02:26,584 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:02:26,584 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:02:26,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/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 [2019-10-22 09:02:26,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 09:02:26,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-10-22 09:02:26,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 09:02:26,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-10-22 09:02:26,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:02:26,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:02:26,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 09:02:26,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-10-22 09:02:26,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 09:02:27,069 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:02:27,069 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-10-22 09:02:27,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:27 BoogieIcfgContainer [2019-10-22 09:02:27,071 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:02:27,071 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 09:02:27,071 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 09:02:27,074 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 09:02:27,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 09:02:26" (1/3) ... [2019-10-22 09:02:27,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1400e1bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:02:27, skipping insertion in model container [2019-10-22 09:02:27,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:26" (2/3) ... [2019-10-22 09:02:27,078 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1400e1bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:02:27, skipping insertion in model container [2019-10-22 09:02:27,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:27" (3/3) ... [2019-10-22 09:02:27,080 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621b.c [2019-10-22 09:02:27,089 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 09:02:27,096 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 09:02:27,108 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 09:02:27,137 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 09:02:27,137 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 09:02:27,137 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 09:02:27,137 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:02:27,138 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:02:27,138 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 09:02:27,138 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:02:27,138 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 09:02:27,152 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-10-22 09:02:27,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-10-22 09:02:27,161 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:27,161 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:27,163 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:27,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:27,170 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-10-22 09:02:27,178 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:27,179 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665756115] [2019-10-22 09:02:27,179 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:27,180 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:27,180 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:27,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:27,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:02:27,302 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665756115] [2019-10-22 09:02:27,302 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:27,302 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 09:02:27,303 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432092809] [2019-10-22 09:02:27,306 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 09:02:27,307 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:27,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 09:02:27,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 09:02:27,317 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-10-22 09:02:27,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:27,330 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-10-22 09:02:27,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 09:02:27,331 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-10-22 09:02:27,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:27,342 INFO L225 Difference]: With dead ends: 62 [2019-10-22 09:02:27,343 INFO L226 Difference]: Without dead ends: 29 [2019-10-22 09:02:27,346 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 [2019-10-22 09:02:27,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-10-22 09:02:27,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-10-22 09:02:27,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-10-22 09:02:27,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-10-22 09:02:27,374 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-10-22 09:02:27,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:27,375 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-10-22 09:02:27,375 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 09:02:27,375 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-10-22 09:02:27,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-10-22 09:02:27,375 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:27,376 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:27,376 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:27,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:27,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-10-22 09:02:27,376 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:27,377 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626794289] [2019-10-22 09:02:27,377 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:27,377 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:27,377 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:27,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:27,532 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:02:27,532 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-10-22 09:02:27,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 09:02:27 BoogieIcfgContainer [2019-10-22 09:02:27,571 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 09:02:27,571 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:02:27,572 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:02:27,572 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:02:27,573 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:27" (3/4) ... [2019-10-22 09:02:27,577 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 09:02:27,577 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:02:27,580 INFO L168 Benchmark]: Toolchain (without parser) took 1403.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -154.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:27,580 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:02:27,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 943.3 MB in the beginning and 1.2 GB in the end (delta: -224.4 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:27,582 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:27,582 INFO L168 Benchmark]: Boogie Preprocessor took 44.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:02:27,583 INFO L168 Benchmark]: RCFGBuilder took 486.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:27,584 INFO L168 Benchmark]: TraceAbstraction took 499.84 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: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:27,584 INFO L168 Benchmark]: Witness Printer took 6.15 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. [2019-10-22 09:02:27,587 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 308.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 943.3 MB in the beginning and 1.2 GB in the end (delta: -224.4 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 486.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 499.84 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: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 11.5 GB. * Witness Printer took 6.15 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: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 42 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 09:02:29,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:02:29,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:02:29,612 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:02:29,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:02:29,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:02:29,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:02:29,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:02:29,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:02:29,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:02:29,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:02:29,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:02:29,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:02:29,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:02:29,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:02:29,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:02:29,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:02:29,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:02:29,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:02:29,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:02:29,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:02:29,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:02:29,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:02:29,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:02:29,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:02:29,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:02:29,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:02:29,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:02:29,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:02:29,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:02:29,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:02:29,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:02:29,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:02:29,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:02:29,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:02:29,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:02:29,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:02:29,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:02:29,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:02:29,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:02:29,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:02:29,653 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-10-22 09:02:29,670 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:02:29,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:02:29,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:02:29,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:02:29,672 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:02:29,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:02:29,673 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:02:29,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:02:29,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:02:29,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 09:02:29,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:02:29,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 09:02:29,674 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 09:02:29,674 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 09:02:29,674 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:02:29,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:02:29,674 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:02:29,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 09:02:29,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:02:29,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:02:29,675 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:02:29,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:02:29,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:02:29,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:02:29,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:02:29,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 09:02:29,676 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-10-22 09:02:29,676 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 09:02:29,676 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 09:02:29,676 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 09:02:29,677 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/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/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 [2019-10-22 09:02:29,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:02:29,712 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:02:29,717 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:02:29,718 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:02:29,721 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:02:29,721 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-10-22 09:02:29,772 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/data/d9635c738/1a1475f8f79f48278e9fd79efc385811/FLAGd61346bf0 [2019-10-22 09:02:30,166 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:02:30,174 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-10-22 09:02:30,181 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/data/d9635c738/1a1475f8f79f48278e9fd79efc385811/FLAGd61346bf0 [2019-10-22 09:02:30,196 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/data/d9635c738/1a1475f8f79f48278e9fd79efc385811 [2019-10-22 09:02:30,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:02:30,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:02:30,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:02:30,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:02:30,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:02:30,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:02:30" (1/1) ... [2019-10-22 09:02:30,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbafb84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:30, skipping insertion in model container [2019-10-22 09:02:30,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:02:30" (1/1) ... [2019-10-22 09:02:30,218 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:02:30,238 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:02:30,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:02:30,469 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:02:30,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:02:30,595 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:02:30,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:30 WrapperNode [2019-10-22 09:02:30,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:02:30,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:02:30,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:02:30,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:02:30,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:30" (1/1) ... [2019-10-22 09:02:30,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:30" (1/1) ... [2019-10-22 09:02:30,644 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:02:30,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:02:30,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:02:30,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:02:30,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:30" (1/1) ... [2019-10-22 09:02:30,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:30" (1/1) ... [2019-10-22 09:02:30,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:30" (1/1) ... [2019-10-22 09:02:30,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:30" (1/1) ... [2019-10-22 09:02:30,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:30" (1/1) ... [2019-10-22 09:02:30,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:30" (1/1) ... [2019-10-22 09:02:30,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:30" (1/1) ... [2019-10-22 09:02:30,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:02:30,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:02:30,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:02:30,694 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:02:30,699 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/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 [2019-10-22 09:02:30,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-10-22 09:02:30,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 09:02:30,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-10-22 09:02:30,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 09:02:30,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:02:30,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:02:30,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-10-22 09:02:30,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 09:02:30,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 09:02:37,157 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:02:37,157 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-10-22 09:02:37,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:37 BoogieIcfgContainer [2019-10-22 09:02:37,158 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:02:37,159 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 09:02:37,159 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 09:02:37,162 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 09:02:37,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 09:02:30" (1/3) ... [2019-10-22 09:02:37,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@287e492c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:02:37, skipping insertion in model container [2019-10-22 09:02:37,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:30" (2/3) ... [2019-10-22 09:02:37,164 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@287e492c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:02:37, skipping insertion in model container [2019-10-22 09:02:37,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:37" (3/3) ... [2019-10-22 09:02:37,165 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621b.c [2019-10-22 09:02:37,175 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 09:02:37,180 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 09:02:37,189 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 09:02:37,207 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 09:02:37,207 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 09:02:37,207 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 09:02:37,207 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:02:37,208 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:02:37,208 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 09:02:37,208 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:02:37,208 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 09:02:37,218 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-10-22 09:02:37,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-10-22 09:02:37,223 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:37,224 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:37,225 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:37,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:37,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-10-22 09:02:37,238 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 09:02:37,238 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1220280379] [2019-10-22 09:02:37,238 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/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 [2019-10-22 09:02:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:37,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2019-10-22 09:02:37,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:02:37,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:02:37,423 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 09:02:37,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:02:37,427 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1220280379] [2019-10-22 09:02:37,428 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:37,428 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-10-22 09:02:37,429 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485203026] [2019-10-22 09:02:37,433 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 09:02:37,433 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-10-22 09:02:37,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 09:02:37,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 09:02:37,449 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-10-22 09:02:37,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:37,471 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-10-22 09:02:37,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 09:02:37,472 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-10-22 09:02:37,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:37,485 INFO L225 Difference]: With dead ends: 62 [2019-10-22 09:02:37,485 INFO L226 Difference]: Without dead ends: 29 [2019-10-22 09:02:37,488 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 [2019-10-22 09:02:37,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-10-22 09:02:37,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-10-22 09:02:37,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-10-22 09:02:37,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-10-22 09:02:37,523 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-10-22 09:02:37,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:37,523 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-10-22 09:02:37,524 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 09:02:37,524 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-10-22 09:02:37,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-10-22 09:02:37,524 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:37,524 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:37,725 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-10-22 09:02:37,725 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:37,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:37,726 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-10-22 09:02:37,727 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 09:02:37,727 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1153241369] [2019-10-22 09:02:37,727 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/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 [2019-10-22 09:02:37,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:37,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 8 conjunts are in the unsatisfiable core [2019-10-22 09:02:37,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:02:37,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:02:37,941 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 09:02:38,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:02:38,009 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1153241369] [2019-10-22 09:02:38,009 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:38,009 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-10-22 09:02:38,010 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795737494] [2019-10-22 09:02:38,011 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-22 09:02:38,011 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-10-22 09:02:38,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-22 09:02:38,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-22 09:02:38,012 INFO L87 Difference]: Start difference. First operand 29 states and 39 transitions. Second operand 8 states. [2019-10-22 09:02:38,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:38,131 INFO L93 Difference]: Finished difference Result 33 states and 42 transitions. [2019-10-22 09:02:38,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 09:02:38,135 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 10 [2019-10-22 09:02:38,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:38,136 INFO L225 Difference]: With dead ends: 33 [2019-10-22 09:02:38,136 INFO L226 Difference]: Without dead ends: 12 [2019-10-22 09:02:38,136 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 [2019-10-22 09:02:38,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2019-10-22 09:02:38,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2019-10-22 09:02:38,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2019-10-22 09:02:38,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions. [2019-10-22 09:02:38,139 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 10 [2019-10-22 09:02:38,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:38,140 INFO L462 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions. [2019-10-22 09:02:38,140 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-22 09:02:38,140 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2019-10-22 09:02:38,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-22 09:02:38,140 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:38,141 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:38,341 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-10-22 09:02:38,342 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:38,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:38,342 INFO L82 PathProgramCache]: Analyzing trace with hash -1305344773, now seen corresponding path program 1 times [2019-10-22 09:02:38,342 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 09:02:38,343 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1565781355] [2019-10-22 09:02:38,343 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/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 [2019-10-22 09:02:38,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:38,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 12 conjunts are in the unsatisfiable core [2019-10-22 09:02:38,587 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:02:38,724 INFO L341 Elim1Store]: treesize reduction 73, result has 33.0 percent of original size [2019-10-22 09:02:38,725 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 [2019-10-22 09:02:38,725 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:02:38,839 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2019-10-22 09:02:38,840 INFO L567 ElimStorePlain]: treesize reduction 10, result has 90.9 percent of original size [2019-10-22 09:02:38,841 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-10-22 09:02:38,844 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. [2019-10-22 09:02:38,845 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:85, output treesize:100 [2019-10-22 09:02:38,845 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-10-22 09:02:38,979 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:02:38,979 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 [2019-10-22 09:02:38,982 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:02:39,028 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:02:39,055 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:02:39,056 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 [2019-10-22 09:02:39,057 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-10-22 09:02:39,141 INFO L567 ElimStorePlain]: treesize reduction 28, result has 75.2 percent of original size [2019-10-22 09:02:39,143 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. [2019-10-22 09:02:39,143 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:100, output treesize:70 [2019-10-22 09:02:39,216 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:02:39,217 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 [2019-10-22 09:02:39,217 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:02:39,219 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:02:39,221 INFO L496 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-10-22 09:02:39,571 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-10-22 09:02:39,571 INFO L567 ElimStorePlain]: treesize reduction 4, result has 94.2 percent of original size [2019-10-22 09:02:39,575 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. [2019-10-22 09:02:39,575 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:125, output treesize:53 [2019-10-22 09:02:40,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:02:40,031 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 09:02:45,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:02:45,106 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1565781355] [2019-10-22 09:02:45,106 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:45,106 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-10-22 09:02:45,107 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389543954] [2019-10-22 09:02:45,107 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-22 09:02:45,107 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-10-22 09:02:45,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-22 09:02:45,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2019-10-22 09:02:45,108 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand 10 states. [2019-10-22 09:02:45,764 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-10-22 09:02:46,396 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-10-22 09:02:46,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:46,397 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2019-10-22 09:02:46,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 09:02:46,398 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 11 [2019-10-22 09:02:46,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:46,398 INFO L225 Difference]: With dead ends: 12 [2019-10-22 09:02:46,398 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 09:02:46,399 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2019-10-22 09:02:46,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 09:02:46,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 09:02:46,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 09:02:46,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 09:02:46,400 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2019-10-22 09:02:46,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:46,400 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:02:46,400 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-22 09:02:46,401 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 09:02:46,401 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 09:02:46,607 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-10-22 09:02:46,610 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 09:02:47,155 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-10-22 09:02:47,160 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2019-10-22 09:02:47,161 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)))) [2019-10-22 09:02:47,161 INFO L443 ceAbstractionStarter]: For program point L60-3(lines 60 64) no Hoare annotation was computed. [2019-10-22 09:02:47,161 INFO L443 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-10-22 09:02:47,161 INFO L439 ceAbstractionStarter]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-10-22 09:02:47,161 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 72) no Hoare annotation was computed. [2019-10-22 09:02:47,162 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 09:02:47,162 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 09:02:47,162 INFO L439 ceAbstractionStarter]: At program point L29(lines 17 30) the Hoare annotation is: false [2019-10-22 09:02:47,162 INFO L443 ceAbstractionStarter]: For program point L112(lines 112 117) no Hoare annotation was computed. [2019-10-22 09:02:47,162 INFO L443 ceAbstractionStarter]: For program point L129(lines 129 132) no Hoare annotation was computed. [2019-10-22 09:02:47,162 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-22 09:02:47,162 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2019-10-22 09:02:47,162 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 09:02:47,163 INFO L443 ceAbstractionStarter]: For program point L24(lines 24 28) no Hoare annotation was computed. [2019-10-22 09:02:47,163 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 17 30) no Hoare annotation was computed. [2019-10-22 09:02:47,163 INFO L443 ceAbstractionStarter]: For program point L24-2(lines 24 28) no Hoare annotation was computed. [2019-10-22 09:02:47,163 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 98) no Hoare annotation was computed. [2019-10-22 09:02:47,163 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 99) no Hoare annotation was computed. [2019-10-22 09:02:47,163 INFO L443 ceAbstractionStarter]: For program point L66(lines 66 73) no Hoare annotation was computed. [2019-10-22 09:02:47,163 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 09:02:47,163 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-10-22 09:02:47,164 INFO L443 ceAbstractionStarter]: For program point L91-2(lines 74 99) no Hoare annotation was computed. [2019-10-22 09:02:47,164 INFO L443 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2019-10-22 09:02:47,164 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-10-22 09:02:47,164 INFO L443 ceAbstractionStarter]: For program point L116-2(line 116) no Hoare annotation was computed. [2019-10-22 09:02:47,164 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))) [2019-10-22 09:02:47,165 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 78) no Hoare annotation was computed. [2019-10-22 09:02:47,165 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 78) no Hoare annotation was computed. [2019-10-22 09:02:47,165 INFO L443 ceAbstractionStarter]: For program point L67(lines 67 68) no Hoare annotation was computed. [2019-10-22 09:02:47,165 INFO L443 ceAbstractionStarter]: For program point L76(lines 76 77) no Hoare annotation was computed. [2019-10-22 09:02:47,165 INFO L446 ceAbstractionStarter]: At program point L134(lines 120 135) the Hoare annotation is: true [2019-10-22 09:02:47,173 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,174 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,174 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,175 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,175 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,175 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,176 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,176 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,178 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,178 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,179 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,179 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,179 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,179 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,182 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,183 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,183 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,183 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,184 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,184 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,184 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,184 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,185 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,185 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,186 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,186 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,186 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,186 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,190 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,190 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,190 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,191 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,191 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,191 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,191 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,192 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,192 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,192 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,192 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,193 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,193 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,193 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,193 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,194 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,194 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,194 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,195 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,195 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,195 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,195 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,196 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,196 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,196 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,196 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,196 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,196 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,197 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,197 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,197 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,197 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,198 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,198 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,198 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,199 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,199 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,200 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,200 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,201 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,201 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,201 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,201 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,202 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,202 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,202 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,202 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,203 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,203 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,203 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,203 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,204 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,204 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,204 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,204 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,205 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,205 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,205 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,205 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,205 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,206 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,206 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,206 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,207 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,207 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,207 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,208 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,208 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,208 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,208 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,209 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,209 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,209 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,209 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,210 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,210 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 09:02:47 BoogieIcfgContainer [2019-10-22 09:02:47,213 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 09:02:47,213 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:02:47,213 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:02:47,214 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:02:47,214 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:37" (3/4) ... [2019-10-22 09:02:47,218 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 09:02:47,227 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 09:02:47,227 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-10-22 09:02:47,250 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()) [2019-10-22 09:02:47,293 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4afc3f9b-fe08-4d06-b2f2-c59bd1709a95/bin/uautomizer/witness.graphml [2019-10-22 09:02:47,293 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:02:47,295 INFO L168 Benchmark]: Toolchain (without parser) took 17094.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 951.0 MB in the beginning and 923.7 MB in the end (delta: 27.2 MB). Peak memory consumption was 195.5 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:47,295 INFO L168 Benchmark]: CDTParser took 0.17 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. [2019-10-22 09:02:47,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 951.0 MB in the beginning and 1.2 GB in the end (delta: -206.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:47,295 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:02:47,296 INFO L168 Benchmark]: Boogie Preprocessor took 48.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:47,296 INFO L168 Benchmark]: RCFGBuilder took 6464.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 38.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:47,296 INFO L168 Benchmark]: TraceAbstraction took 10053.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 930.3 MB in the end (delta: 182.7 MB). Peak memory consumption was 182.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:47,297 INFO L168 Benchmark]: Witness Printer took 79.90 ms. Allocated memory is still 1.2 GB. Free memory was 930.3 MB in the beginning and 923.7 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:47,298 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 394.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 951.0 MB in the beginning and 1.2 GB in the end (delta: -206.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 6464.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 38.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10053.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 930.3 MB in the end (delta: 182.7 MB). Peak memory consumption was 182.7 MB. Max. memory is 11.5 GB. * Witness Printer took 79.90 ms. Allocated memory is still 1.2 GB. Free memory was 930.3 MB in the beginning and 923.7 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 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 [2019-10-22 09:02:47,307 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,307 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,307 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,307 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,309 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,309 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,309 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,309 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,315 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,315 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,315 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,316 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,316 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,316 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,316 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,316 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,318 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,318 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 [2019-10-22 09:02:47,319 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,319 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,319 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,319 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,320 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,320 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,320 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,320 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,322 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,322 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,322 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,323 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,323 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,323 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,323 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,323 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,324 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,324 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,324 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,324 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,324 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,325 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,325 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,325 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,325 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,325 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,326 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,326 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,326 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,327 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,327 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,327 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,327 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,327 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,328 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,328 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,329 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,329 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,329 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,330 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,330 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,330 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,331 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-10-22 09:02:47,331 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,331 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,331 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,331 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,332 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,332 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,332 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,332 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-10-22 09:02:47,332 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,333 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,333 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,333 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,333 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,333 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,333 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,334 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,334 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,334 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-10-22 09:02:47,335 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,335 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,335 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,335 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 09:02:47,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:02:47,337 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: 9.9s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, HoareTripleCheckerStatistics: 54 SDtfs, 44 SDslu, 23 SDs, 0 SdLazy, 27 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 6.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 8 NumberOfFragments, 273 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.7s 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...