./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 53ee99fff779a5c6f230b5ead8806e6c8136f784 ........................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/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 0.1.24-678e011 [2019-11-20 11:09:57,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 11:09:57,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 11:09:57,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 11:09:57,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 11:09:57,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 11:09:57,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 11:09:57,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 11:09:57,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 11:09:57,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 11:09:57,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 11:09:57,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 11:09:57,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 11:09:57,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 11:09:57,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 11:09:57,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 11:09:57,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 11:09:57,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 11:09:57,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 11:09:57,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 11:09:57,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 11:09:57,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 11:09:57,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 11:09:57,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 11:09:57,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 11:09:57,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 11:09:57,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 11:09:57,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 11:09:57,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 11:09:57,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 11:09:57,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 11:09:57,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 11:09:57,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 11:09:57,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 11:09:57,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 11:09:57,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 11:09:57,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 11:09:57,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 11:09:57,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 11:09:57,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 11:09:57,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 11:09:57,655 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 11:09:57,667 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 11:09:57,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 11:09:57,668 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 11:09:57,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 11:09:57,669 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 11:09:57,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 11:09:57,669 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 11:09:57,669 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 11:09:57,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 11:09:57,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 11:09:57,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 11:09:57,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 11:09:57,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 11:09:57,670 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 11:09:57,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 11:09:57,671 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 11:09:57,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 11:09:57,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 11:09:57,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 11:09:57,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 11:09:57,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 11:09:57,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 11:09:57,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 11:09:57,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 11:09:57,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 11:09:57,673 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 11:09:57,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 11:09:57,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 11:09:57,673 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53ee99fff779a5c6f230b5ead8806e6c8136f784 [2019-11-20 11:09:57,803 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 11:09:57,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 11:09:57,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 11:09:57,817 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 11:09:57,818 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 11:09:57,818 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-20 11:09:57,867 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/data/f85c29dde/e4802c42a8cc46b7a7036c675a8c315a/FLAG74b1c29f2 [2019-11-20 11:09:58,308 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 11:09:58,309 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-20 11:09:58,315 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/data/f85c29dde/e4802c42a8cc46b7a7036c675a8c315a/FLAG74b1c29f2 [2019-11-20 11:09:58,326 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/data/f85c29dde/e4802c42a8cc46b7a7036c675a8c315a [2019-11-20 11:09:58,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 11:09:58,330 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 11:09:58,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 11:09:58,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 11:09:58,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 11:09:58,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:09:58" (1/1) ... [2019-11-20 11:09:58,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf8b05a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:58, skipping insertion in model container [2019-11-20 11:09:58,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:09:58" (1/1) ... [2019-11-20 11:09:58,343 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 11:09:58,361 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 11:09:58,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:09:58,629 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 11:09:58,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:09:58,688 INFO L192 MainTranslator]: Completed translation [2019-11-20 11:09:58,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:58 WrapperNode [2019-11-20 11:09:58,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 11:09:58,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 11:09:58,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 11:09:58,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 11:09:58,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:58" (1/1) ... [2019-11-20 11:09:58,707 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:58" (1/1) ... [2019-11-20 11:09:58,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 11:09:58,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 11:09:58,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 11:09:58,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 11:09:58,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:58" (1/1) ... [2019-11-20 11:09:58,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:58" (1/1) ... [2019-11-20 11:09:58,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:58" (1/1) ... [2019-11-20 11:09:58,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:58" (1/1) ... [2019-11-20 11:09:58,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:58" (1/1) ... [2019-11-20 11:09:58,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:58" (1/1) ... [2019-11-20 11:09:58,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:58" (1/1) ... [2019-11-20 11:09:58,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 11:09:58,766 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 11:09:58,766 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 11:09:58,766 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 11:09:58,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 11:09:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 11:09:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-20 11:09:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 11:09:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-20 11:09:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 11:09:58,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 11:09:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 11:09:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-11-20 11:09:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 11:09:59,185 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 11:09:59,185 INFO L285 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-20 11:09:59,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:09:59 BoogieIcfgContainer [2019-11-20 11:09:59,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 11:09:59,187 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 11:09:59,188 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 11:09:59,190 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 11:09:59,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:09:58" (1/3) ... [2019-11-20 11:09:59,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fbed18d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:09:59, skipping insertion in model container [2019-11-20 11:09:59,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:58" (2/3) ... [2019-11-20 11:09:59,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fbed18d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:09:59, skipping insertion in model container [2019-11-20 11:09:59,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:09:59" (3/3) ... [2019-11-20 11:09:59,193 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621b.c [2019-11-20 11:09:59,201 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 11:09:59,207 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 11:09:59,217 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 11:09:59,237 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 11:09:59,237 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 11:09:59,237 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 11:09:59,237 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 11:09:59,238 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 11:09:59,238 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 11:09:59,238 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 11:09:59,238 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 11:09:59,252 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-11-20 11:09:59,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-20 11:09:59,257 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:09:59,257 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 11:09:59,258 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:09:59,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:09:59,262 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-11-20 11:09:59,268 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:09:59,269 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159484589] [2019-11-20 11:09:59,269 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:09:59,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:59,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:59,392 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159484589] [2019-11-20 11:09:59,393 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:09:59,393 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 11:09:59,394 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628509936] [2019-11-20 11:09:59,397 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 11:09:59,397 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:09:59,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 11:09:59,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 11:09:59,408 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-11-20 11:09:59,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:09:59,423 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-11-20 11:09:59,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 11:09:59,424 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-11-20 11:09:59,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:09:59,434 INFO L225 Difference]: With dead ends: 62 [2019-11-20 11:09:59,434 INFO L226 Difference]: Without dead ends: 29 [2019-11-20 11:09:59,437 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 11:09:59,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-20 11:09:59,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-20 11:09:59,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-20 11:09:59,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-11-20 11:09:59,469 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-11-20 11:09:59,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:09:59,470 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-11-20 11:09:59,470 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 11:09:59,470 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-11-20 11:09:59,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-20 11:09:59,471 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:09:59,471 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 11:09:59,471 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:09:59,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:09:59,472 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-11-20 11:09:59,472 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:09:59,472 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43221145] [2019-11-20 11:09:59,472 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:09:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:09:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:09:59,578 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 11:09:59,578 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 11:09:59,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:09:59 BoogieIcfgContainer [2019-11-20 11:09:59,610 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 11:09:59,611 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 11:09:59,611 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 11:09:59,611 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 11:09:59,611 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:09:59" (3/4) ... [2019-11-20 11:09:59,615 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 11:09:59,615 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 11:09:59,617 INFO L168 Benchmark]: Toolchain (without parser) took 1286.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -128.8 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. [2019-11-20 11:09:59,617 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:09:59,618 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -184.7 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-11-20 11:09:59,618 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:09:59,619 INFO L168 Benchmark]: Boogie Preprocessor took 30.37 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:09:59,619 INFO L168 Benchmark]: RCFGBuilder took 420.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. [2019-11-20 11:09:59,620 INFO L168 Benchmark]: TraceAbstraction took 422.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2019-11-20 11:09:59,620 INFO L168 Benchmark]: Witness Printer took 4.29 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:09:59,623 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 358.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -184.7 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.37 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 420.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 422.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.29 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 130]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 129, overapproximation of someUnaryDOUBLEoperation at line 47, overapproximation of bitwiseAnd at line 65, overapproximation of someBinaryArithmeticFLOAToperation at line 68. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L32-L37] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L39-L44] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L46-L50] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L52-L54] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L126] float x = -1.0f / 0.0f; [L57] float w, s1, s2, z; [L58] __int32_t ix, hx, id; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L61] ieee_float_shape_type gf_u; [L62] gf_u.value = (x) [L63] EXPR gf_u.word [L63] (hx) = gf_u.word [L65] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L66] COND TRUE ix >= 0x50800000 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L67] COND TRUE ((ix) > 0x7f800000L) [L68] return x + x; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L127] float res = atan_float(x); [L129] COND TRUE res != -pi_o_2 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L130] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 32 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.3s, 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 0.1.24-678e011 [2019-11-20 11:10:01,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 11:10:01,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 11:10:01,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 11:10:01,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 11:10:01,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 11:10:01,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 11:10:01,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 11:10:01,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 11:10:01,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 11:10:01,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 11:10:01,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 11:10:01,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 11:10:01,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 11:10:01,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 11:10:01,612 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 11:10:01,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 11:10:01,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 11:10:01,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 11:10:01,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 11:10:01,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 11:10:01,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 11:10:01,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 11:10:01,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 11:10:01,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 11:10:01,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 11:10:01,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 11:10:01,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 11:10:01,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 11:10:01,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 11:10:01,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 11:10:01,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 11:10:01,639 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 11:10:01,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 11:10:01,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 11:10:01,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 11:10:01,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 11:10:01,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 11:10:01,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 11:10:01,643 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 11:10:01,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 11:10:01,644 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-20 11:10:01,668 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 11:10:01,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 11:10:01,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 11:10:01,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 11:10:01,669 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 11:10:01,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 11:10:01,670 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 11:10:01,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 11:10:01,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 11:10:01,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 11:10:01,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 11:10:01,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 11:10:01,671 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 11:10:01,671 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 11:10:01,671 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 11:10:01,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 11:10:01,672 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 11:10:01,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 11:10:01,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 11:10:01,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 11:10:01,673 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 11:10:01,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 11:10:01,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 11:10:01,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 11:10:01,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 11:10:01,674 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 11:10:01,674 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 11:10:01,674 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 11:10:01,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 11:10:01,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 11:10:01,675 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53ee99fff779a5c6f230b5ead8806e6c8136f784 [2019-11-20 11:10:02,005 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 11:10:02,025 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 11:10:02,029 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 11:10:02,031 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 11:10:02,032 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 11:10:02,033 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-20 11:10:02,081 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/data/14bb01f48/bf05ec3e7c5f4d67804c89ed8e3b2c2f/FLAG188f3951c [2019-11-20 11:10:02,513 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 11:10:02,513 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-20 11:10:02,520 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/data/14bb01f48/bf05ec3e7c5f4d67804c89ed8e3b2c2f/FLAG188f3951c [2019-11-20 11:10:02,531 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/data/14bb01f48/bf05ec3e7c5f4d67804c89ed8e3b2c2f [2019-11-20 11:10:02,533 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 11:10:02,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 11:10:02,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 11:10:02,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 11:10:02,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 11:10:02,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:10:02" (1/1) ... [2019-11-20 11:10:02,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ca5206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:10:02, skipping insertion in model container [2019-11-20 11:10:02,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:10:02" (1/1) ... [2019-11-20 11:10:02,549 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 11:10:02,580 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 11:10:02,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:10:02,846 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 11:10:02,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:10:02,967 INFO L192 MainTranslator]: Completed translation [2019-11-20 11:10:02,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:10:02 WrapperNode [2019-11-20 11:10:02,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 11:10:02,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 11:10:02,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 11:10:02,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 11:10:02,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:10:02" (1/1) ... [2019-11-20 11:10:02,989 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:10:02" (1/1) ... [2019-11-20 11:10:03,021 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 11:10:03,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 11:10:03,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 11:10:03,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 11:10:03,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:10:02" (1/1) ... [2019-11-20 11:10:03,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:10:02" (1/1) ... [2019-11-20 11:10:03,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:10:02" (1/1) ... [2019-11-20 11:10:03,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:10:02" (1/1) ... [2019-11-20 11:10:03,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:10:02" (1/1) ... [2019-11-20 11:10:03,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:10:02" (1/1) ... [2019-11-20 11:10:03,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:10:02" (1/1) ... [2019-11-20 11:10:03,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 11:10:03,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 11:10:03,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 11:10:03,064 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 11:10:03,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:10:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 11:10:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-11-20 11:10:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 11:10:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-11-20 11:10:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 11:10:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 11:10:03,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 11:10:03,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-11-20 11:10:03,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 11:10:03,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 11:10:11,002 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 11:10:11,002 INFO L285 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-20 11:10:11,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:10:11 BoogieIcfgContainer [2019-11-20 11:10:11,003 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 11:10:11,003 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 11:10:11,004 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 11:10:11,006 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 11:10:11,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:10:02" (1/3) ... [2019-11-20 11:10:11,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@256f711c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:10:11, skipping insertion in model container [2019-11-20 11:10:11,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:10:02" (2/3) ... [2019-11-20 11:10:11,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@256f711c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:10:11, skipping insertion in model container [2019-11-20 11:10:11,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:10:11" (3/3) ... [2019-11-20 11:10:11,009 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621b.c [2019-11-20 11:10:11,017 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 11:10:11,021 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 11:10:11,030 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 11:10:11,048 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 11:10:11,048 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 11:10:11,049 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 11:10:11,049 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 11:10:11,049 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 11:10:11,049 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 11:10:11,049 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 11:10:11,049 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 11:10:11,061 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-11-20 11:10:11,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-20 11:10:11,066 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:10:11,067 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 11:10:11,067 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:10:11,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:10:11,071 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-11-20 11:10:11,079 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 11:10:11,079 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [672838119] [2019-11-20 11:10:11,080 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-11-20 11:10:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:11,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-20 11:10:11,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 11:10:11,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:10:11,278 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 11:10:11,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:10:11,282 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [672838119] [2019-11-20 11:10:11,282 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:10:11,282 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-20 11:10:11,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477049439] [2019-11-20 11:10:11,286 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 11:10:11,286 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 11:10:11,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 11:10:11,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 11:10:11,297 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-11-20 11:10:11,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:10:11,311 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-11-20 11:10:11,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 11:10:11,313 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-11-20 11:10:11,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:10:11,322 INFO L225 Difference]: With dead ends: 62 [2019-11-20 11:10:11,322 INFO L226 Difference]: Without dead ends: 29 [2019-11-20 11:10:11,325 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 11:10:11,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-20 11:10:11,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-20 11:10:11,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-20 11:10:11,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-11-20 11:10:11,356 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-11-20 11:10:11,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:10:11,357 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-11-20 11:10:11,357 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 11:10:11,357 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-11-20 11:10:11,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-20 11:10:11,357 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:10:11,358 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 11:10:11,572 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-20 11:10:11,572 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:10:11,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:10:11,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-11-20 11:10:11,573 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 11:10:11,573 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [780175776] [2019-11-20 11:10:11,574 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-11-20 11:10:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:11,758 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-20 11:10:11,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 11:10:11,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:10:11,839 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 11:10:11,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:10:11,916 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [780175776] [2019-11-20 11:10:11,916 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:10:11,917 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-20 11:10:11,917 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74955584] [2019-11-20 11:10:11,918 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-20 11:10:11,918 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 11:10:11,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-20 11:10:11,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-20 11:10:11,919 INFO L87 Difference]: Start difference. First operand 29 states and 39 transitions. Second operand 8 states. [2019-11-20 11:10:12,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:10:12,070 INFO L93 Difference]: Finished difference Result 33 states and 42 transitions. [2019-11-20 11:10:12,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 11:10:12,075 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 10 [2019-11-20 11:10:12,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:10:12,075 INFO L225 Difference]: With dead ends: 33 [2019-11-20 11:10:12,076 INFO L226 Difference]: Without dead ends: 12 [2019-11-20 11:10:12,077 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-20 11:10:12,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2019-11-20 11:10:12,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2019-11-20 11:10:12,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2019-11-20 11:10:12,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions. [2019-11-20 11:10:12,080 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 10 [2019-11-20 11:10:12,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:10:12,080 INFO L462 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions. [2019-11-20 11:10:12,080 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-20 11:10:12,080 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2019-11-20 11:10:12,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 11:10:12,081 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:10:12,081 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 11:10:12,282 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-20 11:10:12,282 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:10:12,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:10:12,282 INFO L82 PathProgramCache]: Analyzing trace with hash -1305344773, now seen corresponding path program 1 times [2019-11-20 11:10:12,283 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 11:10:12,283 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1127018498] [2019-11-20 11:10:12,283 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-11-20 11:10:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:12,522 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 18 conjunts are in the unsatisfiable core [2019-11-20 11:10:12,524 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 11:10:12,559 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:12,575 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:12,577 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:12,582 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:12,706 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 21 [2019-11-20 11:10:12,707 INFO L343 Elim1Store]: treesize reduction 9, result has 83.6 percent of original size [2019-11-20 11:10:12,707 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 73 [2019-11-20 11:10:12,708 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 11:10:12,866 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 65 [2019-11-20 11:10:12,867 INFO L567 ElimStorePlain]: treesize reduction 30, result has 81.5 percent of original size [2019-11-20 11:10:12,868 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-20 11:10:12,871 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-20 11:10:12,872 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:128, output treesize:132 [2019-11-20 11:10:12,873 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-20 11:10:12,949 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-20 11:10:12,997 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-20 11:10:13,044 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:13,054 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:13,064 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:13,143 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 11:10:13,144 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 137 treesize of output 153 [2019-11-20 11:10:13,147 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 11:10:13,185 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:13,189 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:13,202 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:13,349 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 11:10:13,350 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 144 treesize of output 190 [2019-11-20 11:10:13,353 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 11:10:13,379 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:13,382 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:13,389 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:13,469 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 11:10:13,470 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 142 treesize of output 158 [2019-11-20 11:10:13,472 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 11:10:13,491 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:13,493 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:13,500 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 11:10:13,539 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 11:10:13,539 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 142 treesize of output 158 [2019-11-20 11:10:13,541 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 11:10:13,954 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 74 [2019-11-20 11:10:13,955 INFO L567 ElimStorePlain]: treesize reduction 268, result has 48.4 percent of original size [2019-11-20 11:10:14,017 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 11:10:14,020 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 11:10:14,042 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 11:10:14,043 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 125 treesize of output 122 [2019-11-20 11:10:14,045 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-20 11:10:14,083 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 11:10:14,083 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 11:10:14,118 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 11:10:14,119 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 125 treesize of output 122 [2019-11-20 11:10:14,120 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-20 11:10:14,416 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 72 [2019-11-20 11:10:14,416 INFO L567 ElimStorePlain]: treesize reduction 112, result has 68.5 percent of original size [2019-11-20 11:10:14,418 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2019-11-20 11:10:14,418 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:566, output treesize:205 [2019-11-20 11:10:14,557 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 11:10:14,557 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 120 treesize of output 84 [2019-11-20 11:10:14,558 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:10:14,558 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:10:14,559 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:10:14,562 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:10:14,569 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:10:14,570 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:10:14,572 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:10:14,572 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:10:14,573 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:10:14,577 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:10:14,585 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:10:14,586 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:10:14,587 INFO L496 ElimStorePlain]: Start of recursive call 2: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2019-11-20 11:10:14,899 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2019-11-20 11:10:14,900 INFO L567 ElimStorePlain]: treesize reduction 12, result has 86.8 percent of original size [2019-11-20 11:10:14,906 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-20 11:10:14,906 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:127, output treesize:53 [2019-11-20 11:10:15,132 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2019-11-20 11:10:15,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:10:15,425 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 11:10:22,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:10:22,952 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1127018498] [2019-11-20 11:10:22,952 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:10:22,952 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-11-20 11:10:22,954 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443742743] [2019-11-20 11:10:22,954 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-20 11:10:22,955 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 11:10:22,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-20 11:10:22,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2019-11-20 11:10:22,956 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand 10 states. [2019-11-20 11:10:23,899 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-11-20 11:10:24,695 WARN L191 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-11-20 11:10:24,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:10:24,697 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2019-11-20 11:10:24,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 11:10:24,697 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 11 [2019-11-20 11:10:24,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:10:24,697 INFO L225 Difference]: With dead ends: 12 [2019-11-20 11:10:24,698 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 11:10:24,698 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2019-11-20 11:10:24,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 11:10:24,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 11:10:24,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 11:10:24,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 11:10:24,699 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2019-11-20 11:10:24,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:10:24,699 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 11:10:24,699 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-20 11:10:24,700 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 11:10:24,700 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 11:10:24,900 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-20 11:10:24,903 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 11:10:25,054 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-11-20 11:10:25,568 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-11-20 11:10:25,571 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2019-11-20 11:10:25,572 INFO L440 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)))) (= |~#atanhi_atan~0.offset| (_ bv0 32)) (exists ((|~#aT_atan~0.base| (_ BitVec 32))) (and (= ((_ to_fp 8 24) roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven (/ 11111110449.0 100000000000.0)))) (let ((.cse0 (select (select |#memory_int| |~#aT_atan~0.base|) (_ bv12 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (or (= (_ bv0 1) (select |#valid| (_ bv0 32))) (= |~#atanlo_atan~0.base| (_ bv0 32)) (= (_ bv0 32) |~#atanhi_atan~0.base|) (= |~#aT_atan~0.base| (_ bv0 32))) (= (bvadd (select |#valid| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1)))) (= (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 ((.cse1 (select (select |#memory_int| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))) (= (_ bv0 32) |~#atanlo_atan~0.offset|) (= (let ((.cse2 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0)))) (= ULTIMATE.start_atan_float_~x (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) [2019-11-20 11:10:25,572 INFO L444 ceAbstractionStarter]: For program point L60-3(lines 60 64) no Hoare annotation was computed. [2019-11-20 11:10:25,572 INFO L444 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-11-20 11:10:25,573 INFO L440 ceAbstractionStarter]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-11-20 11:10:25,573 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 72) no Hoare annotation was computed. [2019-11-20 11:10:25,573 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 11:10:25,573 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 11:10:25,573 INFO L440 ceAbstractionStarter]: At program point L29(lines 17 30) the Hoare annotation is: false [2019-11-20 11:10:25,573 INFO L444 ceAbstractionStarter]: For program point L112(lines 112 117) no Hoare annotation was computed. [2019-11-20 11:10:25,573 INFO L444 ceAbstractionStarter]: For program point L129(lines 129 132) no Hoare annotation was computed. [2019-11-20 11:10:25,573 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-20 11:10:25,574 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 11:10:25,574 INFO L444 ceAbstractionStarter]: For program point L24(lines 24 28) no Hoare annotation was computed. [2019-11-20 11:10:25,574 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2019-11-20 11:10:25,574 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 17 30) no Hoare annotation was computed. [2019-11-20 11:10:25,574 INFO L444 ceAbstractionStarter]: For program point L24-2(lines 24 28) no Hoare annotation was computed. [2019-11-20 11:10:25,574 INFO L444 ceAbstractionStarter]: For program point L82(lines 82 98) no Hoare annotation was computed. [2019-11-20 11:10:25,574 INFO L444 ceAbstractionStarter]: For program point L74(lines 74 99) no Hoare annotation was computed. [2019-11-20 11:10:25,574 INFO L444 ceAbstractionStarter]: For program point L66(lines 66 73) no Hoare annotation was computed. [2019-11-20 11:10:25,575 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 11:10:25,575 INFO L444 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-11-20 11:10:25,577 INFO L444 ceAbstractionStarter]: For program point L91-2(lines 74 99) no Hoare annotation was computed. [2019-11-20 11:10:25,578 INFO L444 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2019-11-20 11:10:25,578 INFO L444 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-20 11:10:25,578 INFO L444 ceAbstractionStarter]: For program point L116-2(line 116) no Hoare annotation was computed. [2019-11-20 11:10:25,579 INFO L440 ceAbstractionStarter]: At program point L116-3(lines 56 118) the Hoare annotation is: (let ((.cse3 (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)))) (= |~#atanhi_atan~0.offset| (_ bv0 32)) (exists ((|~#aT_atan~0.base| (_ BitVec 32))) (and (= ((_ to_fp 8 24) roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven (/ 11111110449.0 100000000000.0)))) (let ((.cse0 (select (select |#memory_int| |~#aT_atan~0.base|) (_ bv12 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (or (= (_ bv0 1) (select |#valid| (_ bv0 32))) (= |~#atanlo_atan~0.base| (_ bv0 32)) (= (_ bv0 32) |~#atanhi_atan~0.base|) (= |~#aT_atan~0.base| (_ bv0 32))) (= (bvadd (select |#valid| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1)))) (exists ((v_arrayElimCell_25 (_ BitVec 32)) (v_arrayElimCell_26 (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) v_arrayElimCell_25) ((_ extract 30 23) v_arrayElimCell_25) ((_ extract 22 0) v_arrayElimCell_25))) (.cse1 (fp ((_ extract 31 31) v_arrayElimCell_26) ((_ extract 30 23) v_arrayElimCell_26) ((_ extract 22 0) v_arrayElimCell_26)))) (and (= .cse1 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0)))) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 15707962513.0 10000000000.0))) .cse2) (= (fp.sub roundNearestTiesToEven (fp.neg .cse2) .cse1) |ULTIMATE.start_atan_float_#res|)))) (= (bvadd (select |#valid| |~#atanlo_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= (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)) .cse3) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 15707962513.0 10000000000.0))) (let ((.cse4 (select (select |#memory_int| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4)))) (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))) (= (_ bv0 32) |~#atanlo_atan~0.offset|) (= (let ((.cse5 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0)))) (= ULTIMATE.start_atan_float_~x .cse3))) [2019-11-20 11:10:25,579 INFO L444 ceAbstractionStarter]: For program point L75(lines 75 78) no Hoare annotation was computed. [2019-11-20 11:10:25,579 INFO L444 ceAbstractionStarter]: For program point L75-2(lines 75 78) no Hoare annotation was computed. [2019-11-20 11:10:25,579 INFO L444 ceAbstractionStarter]: For program point L67(lines 67 68) no Hoare annotation was computed. [2019-11-20 11:10:25,579 INFO L444 ceAbstractionStarter]: For program point L76(lines 76 77) no Hoare annotation was computed. [2019-11-20 11:10:25,580 INFO L447 ceAbstractionStarter]: At program point L134(lines 120 135) the Hoare annotation is: true [2019-11-20 11:10:25,588 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,589 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,589 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,589 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,590 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,590 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,590 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,591 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,591 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,591 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,592 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,592 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,592 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,593 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,593 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,595 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,595 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,596 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,596 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,596 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,597 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,597 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,597 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,597 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,602 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,602 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,603 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,603 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,605 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,605 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,605 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,606 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,606 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,606 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,607 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,607 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,607 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,608 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,608 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,608 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,609 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,609 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,609 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,613 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,614 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,614 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,614 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,615 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,615 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,615 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,616 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,616 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,616 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,616 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,617 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,617 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,617 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,618 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,618 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,618 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,618 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,619 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,619 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,619 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,619 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,620 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,620 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,620 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,621 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,621 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,621 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,621 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,622 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,623 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,623 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,623 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,624 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,624 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,624 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,624 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,625 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,625 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,626 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,626 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,626 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,627 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,627 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,627 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,627 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,629 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,629 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,630 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,630 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,630 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,631 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,631 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,631 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,631 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,632 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,633 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,633 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,633 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,633 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,634 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,634 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,634 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,635 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,635 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,635 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,635 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,636 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,636 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,636 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,636 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,637 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,637 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,637 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,637 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,638 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,638 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,638 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,638 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,639 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,639 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,639 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,639 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,640 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,641 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,641 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,641 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,641 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,642 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,642 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,642 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,642 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:10:25 BoogieIcfgContainer [2019-11-20 11:10:25,646 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 11:10:25,646 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 11:10:25,646 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 11:10:25,646 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 11:10:25,647 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:10:11" (3/4) ... [2019-11-20 11:10:25,650 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 11:10:25,662 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-20 11:10:25,662 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 11:10:25,663 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 11:10:25,686 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && atanhi_atan == 0bv32) && (\exists ~#aT_atan~0.base : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 11111110449/100000000000))) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][12bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][12bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][12bv32][22:0]) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) && ~bvadd64(\valid[~#aT_atan~0.base], 1bv1) == 0bv1)) && ~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])) && 0bv32 == atanlo_atan) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000))) && x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) [2019-11-20 11:10:25,687 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && atanhi_atan == 0bv32) && (\exists ~#aT_atan~0.base : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 11111110449/100000000000))) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][12bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][12bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][12bv32][22:0]) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) && ~bvadd64(\valid[~#aT_atan~0.base], 1bv1) == 0bv1)) && (\exists v_arrayElimCell_25 : bv32, v_arrayElimCell_26 : bv32 :: (~fp~LONGDOUBLE(v_arrayElimCell_26[31:31], v_arrayElimCell_26[30:23], v_arrayElimCell_26[22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_25[31:31], v_arrayElimCell_25[30:23], v_arrayElimCell_25[22:0])) && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_arrayElimCell_25[31:31], v_arrayElimCell_25[30:23], v_arrayElimCell_25[22:0])), ~fp~LONGDOUBLE(v_arrayElimCell_26[31:31], v_arrayElimCell_26[30:23], v_arrayElimCell_26[22:0])) == \result)) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && ~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)) && 0bv32 == atanlo_atan) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000))) && x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) [2019-11-20 11:10:25,723 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_53ab298b-20e8-4428-84a6-c1b150777643/bin/uautomizer/witness.graphml [2019-11-20 11:10:25,724 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 11:10:25,725 INFO L168 Benchmark]: Toolchain (without parser) took 23190.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.2 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -185.5 MB). Peak memory consumption was 2.8 MB. Max. memory is 11.5 GB. [2019-11-20 11:10:25,725 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:10:25,726 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -151.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-11-20 11:10:25,726 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:10:25,726 INFO L168 Benchmark]: Boogie Preprocessor took 41.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 11:10:25,727 INFO L168 Benchmark]: RCFGBuilder took 7939.67 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: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2019-11-20 11:10:25,727 INFO L168 Benchmark]: TraceAbstraction took 14642.32 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 67.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -87.0 MB). Peak memory consumption was 280.9 MB. Max. memory is 11.5 GB. [2019-11-20 11:10:25,728 INFO L168 Benchmark]: Witness Printer took 77.58 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: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2019-11-20 11:10:25,730 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 432.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -151.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 7939.67 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: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14642.32 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 67.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -87.0 MB). Peak memory consumption was 280.9 MB. Max. memory is 11.5 GB. * Witness Printer took 77.58 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: 7.5 MB). Peak memory consumption was 7.5 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation 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[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation 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[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,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[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,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_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,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[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,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[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,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_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,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 - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 60]: Loop Invariant [2019-11-20 11:10:25,749 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,750 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,750 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,750 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,751 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,751 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,751 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,751 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,752 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,752 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,752 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,752 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,753 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,753 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,753 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,753 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,754 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,754 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,754 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,754 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,755 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,755 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,755 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,755 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,756 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,756 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,757 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,757 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,758 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,759 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,759 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,759 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,759 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,759 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,760 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,760 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,760 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,761 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,761 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,761 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,761 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,762 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,762 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && atanhi_atan == 0bv32) && (\exists ~#aT_atan~0.base : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 11111110449/100000000000))) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][12bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][12bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][12bv32][22:0]) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) && ~bvadd64(\valid[~#aT_atan~0.base], 1bv1) == 0bv1)) && ~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])) && 0bv32 == atanlo_atan) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000))) && x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant [2019-11-20 11:10:25,763 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,763 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,763 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,764 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,764 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,764 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,764 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,765 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,765 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,765 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,765 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,766 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,766 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,766 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,766 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,767 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,767 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,767 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,767 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,768 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,768 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,768 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,768 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,768 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,769 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,769 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,769 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,769 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,770 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,770 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,770 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,770 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,771 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,771 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,771 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,771 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,771 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,772 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,772 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,772 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,774 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,774 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,774 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,774 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,774 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,776 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,776 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,776 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,776 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,777 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,777 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,777 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,777 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,778 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-20 11:10:25,778 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,778 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,778 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,779 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,779 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,779 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,779 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,779 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,780 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,780 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,780 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,780 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-11-20 11:10:25,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_26,QUANTIFIED] [2019-11-20 11:10:25,782 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,782 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,782 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,782 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,783 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,783 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,783 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,783 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,783 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,784 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-20 11:10:25,784 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,784 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,784 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,784 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:10:25,785 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,785 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,785 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,786 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,786 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,786 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,786 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,786 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 11:10:25,787 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && atanhi_atan == 0bv32) && (\exists ~#aT_atan~0.base : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 11111110449/100000000000))) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][12bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][12bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][12bv32][22:0]) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) && ~bvadd64(\valid[~#aT_atan~0.base], 1bv1) == 0bv1)) && (\exists v_arrayElimCell_25 : bv32, v_arrayElimCell_26 : bv32 :: (~fp~LONGDOUBLE(v_arrayElimCell_26[31:31], v_arrayElimCell_26[30:23], v_arrayElimCell_26[22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_25[31:31], v_arrayElimCell_25[30:23], v_arrayElimCell_25[22:0])) && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_arrayElimCell_25[31:31], v_arrayElimCell_25[30:23], v_arrayElimCell_25[22:0])), ~fp~LONGDOUBLE(v_arrayElimCell_26[31:31], v_arrayElimCell_26[30:23], v_arrayElimCell_26[22:0])) == \result)) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && ~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)) && 0bv32 == atanlo_atan) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(~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: 14.5s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 54 SDtfs, 42 SDslu, 23 SDs, 0 SdLazy, 27 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 9.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 8 NumberOfFragments, 385 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 10.6s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 54 ConstructedInterpolants, 14 QuantifiedInterpolants, 15479 SizeOfPredicates, 16 NumberOfNonLiveVariables, 243 ConjunctsInSsa, 27 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...