./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0663a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0663a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/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 4efa6b9ac5f17994ac853fda671607d1380ebffe ................................................................................................................................................................................................................................................................................................................ 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_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0663a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/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 4efa6b9ac5f17994ac853fda671607d1380ebffe ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 17:27:29,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:27:29,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:27:29,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:27:29,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:27:29,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:27:29,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:27:29,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:27:29,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:27:29,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:27:29,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:27:29,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:27:29,601 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:27:29,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:27:29,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:27:29,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:27:29,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:27:29,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:27:29,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:27:29,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:27:29,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:27:29,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:27:29,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:27:29,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:27:29,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:27:29,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:27:29,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:27:29,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:27:29,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:27:29,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:27:29,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:27:29,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:27:29,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:27:29,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:27:29,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:27:29,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:27:29,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:27:29,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:27:29,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:27:29,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:27:29,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:27:29,618 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 17:27:29,627 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:27:29,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:27:29,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:27:29,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:27:29,629 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:27:29,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:27:29,629 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:27:29,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 17:27:29,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:27:29,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:27:29,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:27:29,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:27:29,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:27:29,630 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:27:29,630 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:27:29,630 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:27:29,630 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:27:29,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:27:29,631 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:27:29,631 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:27:29,631 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:27:29,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:27:29,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:27:29,631 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:27:29,631 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:27:29,631 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 17:27:29,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 17:27:29,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:27:29,632 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:27:29,632 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_69da46bb-a777-4760-86d8-df6028e115b4/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 -> 4efa6b9ac5f17994ac853fda671607d1380ebffe [2019-12-07 17:27:29,729 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:27:29,737 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:27:29,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:27:29,740 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:27:29,740 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:27:29,741 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0663a.c [2019-12-07 17:27:29,777 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/data/9dd29911b/751d3d25fe4e45ffa9f0d11371b45fac/FLAG8fae76632 [2019-12-07 17:27:30,266 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:27:30,267 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/sv-benchmarks/c/float-newlib/float_req_bl_0663a.c [2019-12-07 17:27:30,272 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/data/9dd29911b/751d3d25fe4e45ffa9f0d11371b45fac/FLAG8fae76632 [2019-12-07 17:27:30,281 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/data/9dd29911b/751d3d25fe4e45ffa9f0d11371b45fac [2019-12-07 17:27:30,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:27:30,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:27:30,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:27:30,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:27:30,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:27:30,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:27:30" (1/1) ... [2019-12-07 17:27:30,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78e3459d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:30, skipping insertion in model container [2019-12-07 17:27:30,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:27:30" (1/1) ... [2019-12-07 17:27:30,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:27:30,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:27:30,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:27:30,480 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:27:30,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:27:30,527 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:27:30,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:30 WrapperNode [2019-12-07 17:27:30,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:27:30,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:27:30,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:27:30,528 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:27:30,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:30" (1/1) ... [2019-12-07 17:27:30,542 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:30" (1/1) ... [2019-12-07 17:27:30,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:27:30,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:27:30,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:27:30,566 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:27:30,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:30" (1/1) ... [2019-12-07 17:27:30,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:30" (1/1) ... [2019-12-07 17:27:30,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:30" (1/1) ... [2019-12-07 17:27:30,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:30" (1/1) ... [2019-12-07 17:27:30,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:30" (1/1) ... [2019-12-07 17:27:30,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:30" (1/1) ... [2019-12-07 17:27:30,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:30" (1/1) ... [2019-12-07 17:27:30,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:27:30,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:27:30,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:27:30,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:27:30,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/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 [2019-12-07 17:27:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 17:27:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-12-07 17:27:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 17:27:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-12-07 17:27:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:27:30,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:27:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 17:27:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-12-07 17:27:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 17:27:30,996 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:27:30,997 INFO L287 CfgBuilder]: Removed 40 assume(true) statements. [2019-12-07 17:27:30,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:27:30 BoogieIcfgContainer [2019-12-07 17:27:30,998 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:27:30,998 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 17:27:30,998 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 17:27:31,000 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 17:27:31,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 05:27:30" (1/3) ... [2019-12-07 17:27:31,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56002f75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:27:31, skipping insertion in model container [2019-12-07 17:27:31,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:30" (2/3) ... [2019-12-07 17:27:31,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56002f75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:27:31, skipping insertion in model container [2019-12-07 17:27:31,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:27:30" (3/3) ... [2019-12-07 17:27:31,002 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0663a.c [2019-12-07 17:27:31,009 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 17:27:31,013 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 17:27:31,021 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 17:27:31,037 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 17:27:31,038 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 17:27:31,038 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 17:27:31,038 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:27:31,038 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:27:31,038 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 17:27:31,038 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:27:31,038 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 17:27:31,050 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-12-07 17:27:31,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 17:27:31,054 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:27:31,055 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:27:31,055 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:27:31,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:27:31,059 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-12-07 17:27:31,064 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:27:31,064 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465632619] [2019-12-07 17:27:31,064 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:27:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:27:31,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:27:31,164 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465632619] [2019-12-07 17:27:31,164 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:27:31,165 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:27:31,165 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397733296] [2019-12-07 17:27:31,169 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 17:27:31,169 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:27:31,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 17:27:31,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 17:27:31,180 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-12-07 17:27:31,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:27:31,199 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-12-07 17:27:31,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 17:27:31,200 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-12-07 17:27:31,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:27:31,208 INFO L225 Difference]: With dead ends: 219 [2019-12-07 17:27:31,208 INFO L226 Difference]: Without dead ends: 107 [2019-12-07 17:27:31,210 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 [2019-12-07 17:27:31,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-12-07 17:27:31,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-12-07 17:27:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-12-07 17:27:31,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-12-07 17:27:31,238 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-12-07 17:27:31,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:27:31,238 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-12-07 17:27:31,238 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 17:27:31,239 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-12-07 17:27:31,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 17:27:31,239 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:27:31,239 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:27:31,240 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:27:31,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:27:31,240 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-12-07 17:27:31,240 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:27:31,240 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928769748] [2019-12-07 17:27:31,241 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:27:31,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:27:31,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:27:31,349 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:27:31,349 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 17:27:31,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 05:27:31 BoogieIcfgContainer [2019-12-07 17:27:31,385 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 17:27:31,386 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 17:27:31,386 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 17:27:31,386 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 17:27:31,387 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:27:30" (3/4) ... [2019-12-07 17:27:31,390 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 17:27:31,390 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 17:27:31,392 INFO L168 Benchmark]: Toolchain (without parser) took 1107.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 936.6 MB in the beginning and 1.0 GB in the end (delta: -86.3 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. [2019-12-07 17:27:31,392 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 954.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:27:31,393 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -178.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2019-12-07 17:27:31,394 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.99 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: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2019-12-07 17:27:31,394 INFO L168 Benchmark]: Boogie Preprocessor took 36.07 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: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2019-12-07 17:27:31,395 INFO L168 Benchmark]: RCFGBuilder took 395.14 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: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 11.5 GB. [2019-12-07 17:27:31,395 INFO L168 Benchmark]: TraceAbstraction took 387.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. [2019-12-07 17:27:31,396 INFO L168 Benchmark]: Witness Printer took 3.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:27:31,399 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 954.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 243.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -178.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.99 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: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.07 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: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 395.14 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: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 387.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 229]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 228, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someUnaryFLOAToperation at line 216, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] 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, }; [L47-L49] 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; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L216] float x = -0.0f; [L217] float y = __VERIFIER_nondet_float(); [L224] COND TRUE y > 0.0f [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L123] ieee_float_shape_type gf_u; [L124] gf_u.value = (x) [L125] EXPR gf_u.word [L125] (hx) = gf_u.word [L127] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L129] ieee_float_shape_type gf_u; [L130] gf_u.value = (y) [L131] EXPR gf_u.word [L131] (hy) = gf_u.word [L133] iy = hy & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] return x + y; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L225] float res = __ieee754_atan2f(y, x); [L228] COND TRUE res != pi_o_2 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L229] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 160 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=111occurred 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, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 17:27:32,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:27:32,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:27:32,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:27:32,856 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:27:32,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:27:32,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:27:32,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:27:32,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:27:32,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:27:32,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:27:32,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:27:32,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:27:32,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:27:32,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:27:32,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:27:32,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:27:32,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:27:32,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:27:32,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:27:32,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:27:32,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:27:32,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:27:32,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:27:32,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:27:32,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:27:32,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:27:32,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:27:32,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:27:32,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:27:32,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:27:32,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:27:32,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:27:32,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:27:32,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:27:32,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:27:32,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:27:32,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:27:32,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:27:32,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:27:32,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:27:32,881 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 17:27:32,891 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:27:32,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:27:32,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:27:32,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:27:32,892 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:27:32,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:27:32,892 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:27:32,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:27:32,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:27:32,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:27:32,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:27:32,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:27:32,893 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 17:27:32,893 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 17:27:32,893 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:27:32,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:27:32,894 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:27:32,894 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:27:32,894 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:27:32,894 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:27:32,894 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:27:32,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:27:32,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:27:32,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:27:32,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:27:32,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:27:32,895 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 17:27:32,895 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 17:27:32,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:27:32,896 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:27:32,896 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 17:27:32,896 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_69da46bb-a777-4760-86d8-df6028e115b4/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 -> 4efa6b9ac5f17994ac853fda671607d1380ebffe [2019-12-07 17:27:33,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:27:33,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:27:33,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:27:33,076 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:27:33,077 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:27:33,077 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0663a.c [2019-12-07 17:27:33,114 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/data/8914e9a8d/c8b55c6870084ee19c459765385734ff/FLAGf52499b0a [2019-12-07 17:27:33,543 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:27:33,543 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/sv-benchmarks/c/float-newlib/float_req_bl_0663a.c [2019-12-07 17:27:33,549 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/data/8914e9a8d/c8b55c6870084ee19c459765385734ff/FLAGf52499b0a [2019-12-07 17:27:33,560 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/data/8914e9a8d/c8b55c6870084ee19c459765385734ff [2019-12-07 17:27:33,563 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:27:33,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:27:33,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:27:33,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:27:33,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:27:33,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:27:33" (1/1) ... [2019-12-07 17:27:33,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@667a6a91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:33, skipping insertion in model container [2019-12-07 17:27:33,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:27:33" (1/1) ... [2019-12-07 17:27:33,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:27:33,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:27:33,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:27:33,738 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:27:33,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:27:33,828 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:27:33,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:33 WrapperNode [2019-12-07 17:27:33,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:27:33,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:27:33,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:27:33,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:27:33,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:33" (1/1) ... [2019-12-07 17:27:33,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:33" (1/1) ... [2019-12-07 17:27:33,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:27:33,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:27:33,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:27:33,874 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:27:33,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:33" (1/1) ... [2019-12-07 17:27:33,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:33" (1/1) ... [2019-12-07 17:27:33,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:33" (1/1) ... [2019-12-07 17:27:33,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:33" (1/1) ... [2019-12-07 17:27:33,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:33" (1/1) ... [2019-12-07 17:27:33,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:33" (1/1) ... [2019-12-07 17:27:33,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:33" (1/1) ... [2019-12-07 17:27:33,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:27:33,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:27:33,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:27:33,918 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:27:33,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/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 [2019-12-07 17:27:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-12-07 17:27:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 17:27:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-12-07 17:27:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 17:27:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:27:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:27:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-12-07 17:27:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 17:27:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 17:27:51,107 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:27:51,107 INFO L287 CfgBuilder]: Removed 40 assume(true) statements. [2019-12-07 17:27:51,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:27:51 BoogieIcfgContainer [2019-12-07 17:27:51,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:27:51,109 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 17:27:51,109 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 17:27:51,111 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 17:27:51,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 05:27:33" (1/3) ... [2019-12-07 17:27:51,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f598647 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:27:51, skipping insertion in model container [2019-12-07 17:27:51,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:27:33" (2/3) ... [2019-12-07 17:27:51,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f598647 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:27:51, skipping insertion in model container [2019-12-07 17:27:51,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:27:51" (3/3) ... [2019-12-07 17:27:51,113 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0663a.c [2019-12-07 17:27:51,119 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 17:27:51,124 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 17:27:51,131 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 17:27:51,148 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 17:27:51,149 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 17:27:51,149 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 17:27:51,149 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:27:51,149 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:27:51,149 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 17:27:51,149 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:27:51,149 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 17:27:51,162 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-12-07 17:27:51,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 17:27:51,167 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:27:51,167 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:27:51,167 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:27:51,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:27:51,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-12-07 17:27:51,180 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:27:51,180 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [436863034] [2019-12-07 17:27:51,180 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/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 [2019-12-07 17:27:51,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:27:52,066 INFO L264 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 17:27:52,070 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:27:52,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:27:52,082 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 17:27:52,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:27:52,085 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [436863034] [2019-12-07 17:27:52,086 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:27:52,086 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 17:27:52,087 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987056494] [2019-12-07 17:27:52,090 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 17:27:52,090 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 17:27:52,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 17:27:52,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 17:27:52,101 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-12-07 17:27:52,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:27:52,121 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-12-07 17:27:52,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 17:27:52,122 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-12-07 17:27:52,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:27:52,130 INFO L225 Difference]: With dead ends: 219 [2019-12-07 17:27:52,130 INFO L226 Difference]: Without dead ends: 107 [2019-12-07 17:27:52,132 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 17:27:52,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-12-07 17:27:52,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-12-07 17:27:52,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-12-07 17:27:52,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-12-07 17:27:52,162 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-12-07 17:27:52,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:27:52,162 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-12-07 17:27:52,162 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 17:27:52,162 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-12-07 17:27:52,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 17:27:52,163 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:27:52,163 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:27:52,363 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 17:27:52,364 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:27:52,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:27:52,365 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-12-07 17:27:52,367 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:27:52,367 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [177467384] [2019-12-07 17:27:52,368 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/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 [2019-12-07 17:27:53,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:27:53,334 INFO L264 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjunts are in the unsatisfiable core [2019-12-07 17:27:53,336 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:27:53,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:27:53,498 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 17:27:53,560 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:27:53,684 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:27:53,774 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:27:53,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:27:53,830 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [177467384] [2019-12-07 17:27:53,830 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:27:53,830 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2019-12-07 17:27:53,830 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642388314] [2019-12-07 17:27:53,832 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-12-07 17:27:53,832 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 17:27:53,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-12-07 17:27:53,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-12-07 17:27:53,833 INFO L87 Difference]: Start difference. First operand 107 states and 155 transitions. Second operand 14 states. [2019-12-07 17:27:54,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:27:54,159 INFO L93 Difference]: Finished difference Result 114 states and 163 transitions. [2019-12-07 17:27:54,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 17:27:54,163 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 13 [2019-12-07 17:27:54,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:27:54,163 INFO L225 Difference]: With dead ends: 114 [2019-12-07 17:27:54,163 INFO L226 Difference]: Without dead ends: 19 [2019-12-07 17:27:54,165 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2019-12-07 17:27:54,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-12-07 17:27:54,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-12-07 17:27:54,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-12-07 17:27:54,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 18 transitions. [2019-12-07 17:27:54,168 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 18 transitions. Word has length 13 [2019-12-07 17:27:54,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:27:54,168 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 18 transitions. [2019-12-07 17:27:54,168 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-12-07 17:27:54,169 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2019-12-07 17:27:54,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 17:27:54,169 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:27:54,169 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:27:54,370 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 17:27:54,371 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:27:54,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:27:54,372 INFO L82 PathProgramCache]: Analyzing trace with hash -625824453, now seen corresponding path program 1 times [2019-12-07 17:27:54,373 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:27:54,374 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [997501792] [2019-12-07 17:27:54,375 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/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 [2019-12-07 17:27:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:27:55,294 INFO L264 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 17:27:55,296 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:27:55,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:27:55,654 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 17:27:56,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:27:56,372 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [997501792] [2019-12-07 17:27:56,373 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:27:56,373 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-12-07 17:27:56,373 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4369214] [2019-12-07 17:27:56,373 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 17:27:56,373 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 17:27:56,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 17:27:56,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-12-07 17:27:56,374 INFO L87 Difference]: Start difference. First operand 19 states and 18 transitions. Second operand 10 states. [2019-12-07 17:27:56,778 WARN L192 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2019-12-07 17:27:57,158 WARN L192 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2019-12-07 17:27:57,544 WARN L192 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 21 [2019-12-07 17:27:57,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:27:57,545 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2019-12-07 17:27:57,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 17:27:57,545 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2019-12-07 17:27:57,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:27:57,545 INFO L225 Difference]: With dead ends: 19 [2019-12-07 17:27:57,545 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 17:27:57,546 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2019-12-07 17:27:57,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 17:27:57,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 17:27:57,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 17:27:57,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 17:27:57,547 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2019-12-07 17:27:57,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:27:57,547 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 17:27:57,547 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 17:27:57,547 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 17:27:57,547 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 17:27:57,747 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 17:27:57,752 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 17:27:58,076 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-12-07 17:27:58,106 INFO L242 CegarLoopResult]: At program point L118(lines 118 213) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) .cse0) (= (fp.add roundNearestTiesToEven ~pi_o_2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) |ULTIMATE.start___ieee754_atan2f_#res|) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (fp.gt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~x .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~iy~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0)))) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (= ULTIMATE.start_main_~x~0 .cse0) (= currentRoundingMode roundNearestTiesToEven) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0))) [2019-12-07 17:27:58,106 INFO L246 CegarLoopResult]: For program point L19(lines 19 23) no Hoare annotation was computed. [2019-12-07 17:27:58,107 INFO L246 CegarLoopResult]: For program point L19-1(lines 12 25) no Hoare annotation was computed. [2019-12-07 17:27:58,107 INFO L246 CegarLoopResult]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2019-12-07 17:27:58,107 INFO L246 CegarLoopResult]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2019-12-07 17:27:58,107 INFO L246 CegarLoopResult]: For program point L19-4(lines 12 25) no Hoare annotation was computed. [2019-12-07 17:27:58,107 INFO L246 CegarLoopResult]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-12-07 17:27:58,107 INFO L246 CegarLoopResult]: For program point L19-6(lines 19 23) no Hoare annotation was computed. [2019-12-07 17:27:58,107 INFO L246 CegarLoopResult]: For program point L19-7(lines 12 25) no Hoare annotation was computed. [2019-12-07 17:27:58,107 INFO L246 CegarLoopResult]: For program point L19-8(lines 19 23) no Hoare annotation was computed. [2019-12-07 17:27:58,107 INFO L246 CegarLoopResult]: For program point L201(lines 201 205) no Hoare annotation was computed. [2019-12-07 17:27:58,107 INFO L246 CegarLoopResult]: For program point L168(lines 168 177) no Hoare annotation was computed. [2019-12-07 17:27:58,107 INFO L246 CegarLoopResult]: For program point L201-1(lines 194 206) no Hoare annotation was computed. [2019-12-07 17:27:58,107 INFO L246 CegarLoopResult]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2019-12-07 17:27:58,107 INFO L246 CegarLoopResult]: For program point L69(lines 69 94) no Hoare annotation was computed. [2019-12-07 17:27:58,108 INFO L246 CegarLoopResult]: For program point L69-2(lines 69 94) no Hoare annotation was computed. [2019-12-07 17:27:58,108 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 17:27:58,108 INFO L246 CegarLoopResult]: For program point L185(lines 185 190) no Hoare annotation was computed. [2019-12-07 17:27:58,108 INFO L246 CegarLoopResult]: For program point L86(lines 86 92) no Hoare annotation was computed. [2019-12-07 17:27:58,108 INFO L246 CegarLoopResult]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2019-12-07 17:27:58,108 INFO L246 CegarLoopResult]: For program point L86-3(lines 86 92) no Hoare annotation was computed. [2019-12-07 17:27:58,108 INFO L246 CegarLoopResult]: For program point L86-5(lines 69 94) no Hoare annotation was computed. [2019-12-07 17:27:58,108 INFO L246 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2019-12-07 17:27:58,108 INFO L246 CegarLoopResult]: For program point L136(lines 136 137) no Hoare annotation was computed. [2019-12-07 17:27:58,108 INFO L246 CegarLoopResult]: For program point L70(lines 70 73) no Hoare annotation was computed. [2019-12-07 17:27:58,109 INFO L246 CegarLoopResult]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2019-12-07 17:27:58,109 INFO L246 CegarLoopResult]: For program point L70-3(lines 70 73) no Hoare annotation was computed. [2019-12-07 17:27:58,109 INFO L246 CegarLoopResult]: For program point L70-5(lines 70 73) no Hoare annotation was computed. [2019-12-07 17:27:58,109 INFO L246 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2019-12-07 17:27:58,109 INFO L246 CegarLoopResult]: For program point L153-2(line 153) no Hoare annotation was computed. [2019-12-07 17:27:58,109 INFO L246 CegarLoopResult]: For program point L71(lines 71 72) no Hoare annotation was computed. [2019-12-07 17:27:58,109 INFO L246 CegarLoopResult]: For program point L71-1(lines 71 72) no Hoare annotation was computed. [2019-12-07 17:27:58,109 INFO L246 CegarLoopResult]: For program point L187(lines 187 190) no Hoare annotation was computed. [2019-12-07 17:27:58,109 INFO L246 CegarLoopResult]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2019-12-07 17:27:58,110 INFO L246 CegarLoopResult]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2019-12-07 17:27:58,110 INFO L242 CegarLoopResult]: At program point L55-2(lines 55 59) the Hoare annotation is: false [2019-12-07 17:27:58,110 INFO L246 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2019-12-07 17:27:58,110 INFO L246 CegarLoopResult]: For program point L55-5(lines 55 59) no Hoare annotation was computed. [2019-12-07 17:27:58,110 INFO L242 CegarLoopResult]: At program point L55-6(lines 55 59) the Hoare annotation is: false [2019-12-07 17:27:58,110 INFO L246 CegarLoopResult]: For program point L55-7(lines 55 59) no Hoare annotation was computed. [2019-12-07 17:27:58,110 INFO L246 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2019-12-07 17:27:58,110 INFO L246 CegarLoopResult]: For program point L155(lines 155 179) no Hoare annotation was computed. [2019-12-07 17:27:58,111 INFO L246 CegarLoopResult]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2019-12-07 17:27:58,111 INFO L246 CegarLoopResult]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2019-12-07 17:27:58,111 INFO L242 CegarLoopResult]: At program point L122-2(lines 122 126) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (fp.gt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~x .cse0) (= ULTIMATE.start_main_~x~0 .cse0) (= currentRoundingMode roundNearestTiesToEven) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0))) [2019-12-07 17:27:58,111 INFO L246 CegarLoopResult]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2019-12-07 17:27:58,111 INFO L246 CegarLoopResult]: For program point L156(lines 156 178) no Hoare annotation was computed. [2019-12-07 17:27:58,111 INFO L242 CegarLoopResult]: At program point L24(lines 12 25) the Hoare annotation is: false [2019-12-07 17:27:58,111 INFO L242 CegarLoopResult]: At program point L24-1(lines 12 25) the Hoare annotation is: false [2019-12-07 17:27:58,111 INFO L242 CegarLoopResult]: At program point L24-2(lines 12 25) the Hoare annotation is: false [2019-12-07 17:27:58,112 INFO L246 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2019-12-07 17:27:58,112 INFO L246 CegarLoopResult]: For program point L140(lines 140 150) no Hoare annotation was computed. [2019-12-07 17:27:58,112 INFO L246 CegarLoopResult]: For program point L107(lines 107 112) no Hoare annotation was computed. [2019-12-07 17:27:58,112 INFO L246 CegarLoopResult]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2019-12-07 17:27:58,112 INFO L246 CegarLoopResult]: For program point L107-1(lines 107 112) no Hoare annotation was computed. [2019-12-07 17:27:58,112 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 17:27:58,112 INFO L246 CegarLoopResult]: For program point L157(lines 157 166) no Hoare annotation was computed. [2019-12-07 17:27:58,112 INFO L246 CegarLoopResult]: For program point L141(lines 141 149) no Hoare annotation was computed. [2019-12-07 17:27:58,112 INFO L246 CegarLoopResult]: For program point L224(lines 224 232) no Hoare annotation was computed. [2019-12-07 17:27:58,112 INFO L246 CegarLoopResult]: For program point L191(lines 191 212) no Hoare annotation was computed. [2019-12-07 17:27:58,113 INFO L246 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2019-12-07 17:27:58,113 INFO L246 CegarLoopResult]: For program point L224-2(lines 224 232) no Hoare annotation was computed. [2019-12-07 17:27:58,113 INFO L246 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2019-12-07 17:27:58,113 INFO L246 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2019-12-07 17:27:58,113 INFO L246 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2019-12-07 17:27:58,113 INFO L246 CegarLoopResult]: For program point L142-2(line 142) no Hoare annotation was computed. [2019-12-07 17:27:58,113 INFO L246 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2019-12-07 17:27:58,113 INFO L246 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2019-12-07 17:27:58,113 INFO L246 CegarLoopResult]: For program point L77(lines 77 93) no Hoare annotation was computed. [2019-12-07 17:27:58,113 INFO L246 CegarLoopResult]: For program point L77-1(lines 77 93) no Hoare annotation was computed. [2019-12-07 17:27:58,114 INFO L246 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2019-12-07 17:27:58,114 INFO L246 CegarLoopResult]: For program point L61(lines 61 68) no Hoare annotation was computed. [2019-12-07 17:27:58,114 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 17:27:58,114 INFO L246 CegarLoopResult]: For program point L61-1(lines 61 68) no Hoare annotation was computed. [2019-12-07 17:27:58,114 INFO L246 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2019-12-07 17:27:58,114 INFO L246 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2019-12-07 17:27:58,114 INFO L246 CegarLoopResult]: For program point L78(lines 78 84) no Hoare annotation was computed. [2019-12-07 17:27:58,114 INFO L246 CegarLoopResult]: For program point L111-2(line 111) no Hoare annotation was computed. [2019-12-07 17:27:58,114 INFO L242 CegarLoopResult]: At program point L111-3(lines 51 113) the Hoare annotation is: false [2019-12-07 17:27:58,115 INFO L246 CegarLoopResult]: For program point L78-3(lines 78 84) no Hoare annotation was computed. [2019-12-07 17:27:58,115 INFO L246 CegarLoopResult]: For program point L111-4(line 111) no Hoare annotation was computed. [2019-12-07 17:27:58,115 INFO L246 CegarLoopResult]: For program point L111-6(line 111) no Hoare annotation was computed. [2019-12-07 17:27:58,115 INFO L242 CegarLoopResult]: At program point L111-7(lines 51 113) the Hoare annotation is: false [2019-12-07 17:27:58,115 INFO L246 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2019-12-07 17:27:58,115 INFO L246 CegarLoopResult]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2019-12-07 17:27:58,115 INFO L242 CegarLoopResult]: At program point L128-2(lines 128 132) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) .cse0) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (fp.gt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~x .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (= ULTIMATE.start_main_~x~0 .cse0) (= currentRoundingMode roundNearestTiesToEven) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0))) [2019-12-07 17:27:58,115 INFO L246 CegarLoopResult]: For program point L62(lines 62 63) no Hoare annotation was computed. [2019-12-07 17:27:58,115 INFO L246 CegarLoopResult]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2019-12-07 17:27:58,116 INFO L246 CegarLoopResult]: For program point L62-1(lines 62 63) no Hoare annotation was computed. [2019-12-07 17:27:58,116 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-12-07 17:27:58,116 INFO L246 CegarLoopResult]: For program point L228(lines 228 231) no Hoare annotation was computed. [2019-12-07 17:27:58,116 INFO L246 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2019-12-07 17:27:58,116 INFO L246 CegarLoopResult]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2019-12-07 17:27:58,116 INFO L242 CegarLoopResult]: At program point L14-2(lines 14 18) the Hoare annotation is: false [2019-12-07 17:27:58,116 INFO L246 CegarLoopResult]: For program point L14-5(lines 14 18) no Hoare annotation was computed. [2019-12-07 17:27:58,116 INFO L242 CegarLoopResult]: At program point L14-6(lines 14 18) the Hoare annotation is: false [2019-12-07 17:27:58,116 INFO L246 CegarLoopResult]: For program point L14-9(lines 14 18) no Hoare annotation was computed. [2019-12-07 17:27:58,116 INFO L246 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2019-12-07 17:27:58,117 INFO L242 CegarLoopResult]: At program point L14-10(lines 14 18) the Hoare annotation is: false [2019-12-07 17:27:58,117 INFO L246 CegarLoopResult]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2019-12-07 17:27:58,117 INFO L242 CegarLoopResult]: At program point L196-2(lines 196 200) the Hoare annotation is: false [2019-12-07 17:27:58,117 INFO L246 CegarLoopResult]: For program point L64(lines 64 67) no Hoare annotation was computed. [2019-12-07 17:27:58,117 INFO L246 CegarLoopResult]: For program point L64-1(lines 64 67) no Hoare annotation was computed. [2019-12-07 17:27:58,117 INFO L246 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2019-12-07 17:27:58,117 INFO L246 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2019-12-07 17:27:58,117 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 17:27:58,117 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 229) no Hoare annotation was computed. [2019-12-07 17:27:58,118 INFO L246 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2019-12-07 17:27:58,118 INFO L246 CegarLoopResult]: For program point L182-2(line 182) no Hoare annotation was computed. [2019-12-07 17:27:58,118 INFO L249 CegarLoopResult]: At program point L233(lines 215 234) the Hoare annotation is: true [2019-12-07 17:27:58,118 INFO L246 CegarLoopResult]: For program point L134(lines 134 135) no Hoare annotation was computed. [2019-12-07 17:27:58,127 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,127 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,128 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,128 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,130 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,131 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,131 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,132 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,132 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,132 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,133 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,134 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,134 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,134 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,134 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,134 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,134 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,134 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,134 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,136 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,137 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,137 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,137 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,137 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,137 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,137 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,138 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,138 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,138 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,138 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,138 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,138 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,138 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,139 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,139 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,139 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,139 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,139 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,140 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,140 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,140 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,140 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,140 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,140 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,140 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,140 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,141 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,141 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,141 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,141 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,141 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,142 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,142 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,142 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,144 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 05:27:58 BoogieIcfgContainer [2019-12-07 17:27:58,146 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 17:27:58,146 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 17:27:58,146 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 17:27:58,147 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 17:27:58,147 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:27:51" (3/4) ... [2019-12-07 17:27:58,150 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 17:27:58,163 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-12-07 17:27:58,163 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-07 17:27:58,164 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 17:27:58,185 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 [2019-12-07 17:27:58,185 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~fp.add~FLOAT(~roundNearestTiesToEven, pi_o_2, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]), ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]), ~Pluszero~LONGDOUBLE()) && iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0))) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 [2019-12-07 17:27:58,225 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_69da46bb-a777-4760-86d8-df6028e115b4/bin/uautomizer/witness.graphml [2019-12-07 17:27:58,226 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 17:27:58,226 INFO L168 Benchmark]: Toolchain (without parser) took 24663.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 953.7 MB in the beginning and 821.1 MB in the end (delta: 132.7 MB). Peak memory consumption was 251.2 MB. Max. memory is 11.5 GB. [2019-12-07 17:27:58,227 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:27:58,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 265.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -153.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2019-12-07 17:27:58,227 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.49 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 17:27:58,227 INFO L168 Benchmark]: Boogie Preprocessor took 43.65 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:27:58,228 INFO L168 Benchmark]: RCFGBuilder took 17190.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 11.5 GB. [2019-12-07 17:27:58,228 INFO L168 Benchmark]: TraceAbstraction took 7037.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 834.9 MB in the end (delta: 196.6 MB). Peak memory consumption was 196.6 MB. Max. memory is 11.5 GB. [2019-12-07 17:27:58,228 INFO L168 Benchmark]: Witness Printer took 79.35 ms. Allocated memory is still 1.1 GB. Free memory was 834.9 MB in the beginning and 821.1 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2019-12-07 17:27:58,229 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 265.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -153.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.49 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.65 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 17190.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7037.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 834.9 MB in the end (delta: 196.6 MB). Peak memory consumption was 196.6 MB. Max. memory is 11.5 GB. * Witness Printer took 79.35 ms. Allocated memory is still 1.1 GB. Free memory was 834.9 MB in the beginning and 821.1 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,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[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,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___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,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___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 229]: 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: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant [2019-12-07 17:27:58,234 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,234 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,234 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,234 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,234 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,234 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,235 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,235 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,235 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,235 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,235 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,236 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,236 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,236 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,236 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,237 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,237 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((((~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant [2019-12-07 17:27:58,237 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,237 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,237 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,239 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,239 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,239 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,239 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,239 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,239 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,239 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,240 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,240 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,240 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,240 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,240 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,241 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,241 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 17:27:58,241 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,241 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,241 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,241 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 17:27:58,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,241 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,242 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,242 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,242 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,242 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((((((~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~fp.add~FLOAT(~roundNearestTiesToEven, pi_o_2, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]), ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]), ~Pluszero~LONGDOUBLE()) && iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0))) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant [2019-12-07 17:27:58,243 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,243 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,243 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,243 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,243 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,243 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,244 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:27:58,244 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,244 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,244 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,244 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:27:58,244 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2 && ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 1 error locations. Result: SAFE, OverallTime: 6.6s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 181 SDtfs, 123 SDslu, 68 SDs, 0 SdLazy, 45 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred 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, 15 LocationsWithAnnotation, 15 PreInvPairs, 19 NumberOfFragments, 188 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 78 ConstructedInterpolants, 9 QuantifiedInterpolants, 10401 SizeOfPredicates, 18 NumberOfNonLiveVariables, 293 ConjunctsInSsa, 23 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...