./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0686a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0686a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2e4c57dd78ca61b194172b998a147be383066b6a ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0686a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2e4c57dd78ca61b194172b998a147be383066b6a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:07:46,531 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:07:46,532 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:07:46,538 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:07:46,539 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:07:46,539 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:07:46,540 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:07:46,541 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:07:46,542 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:07:46,543 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:07:46,544 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:07:46,544 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:07:46,544 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:07:46,545 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:07:46,546 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:07:46,546 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:07:46,547 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:07:46,548 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:07:46,550 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:07:46,551 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:07:46,551 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:07:46,552 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:07:46,554 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:07:46,554 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:07:46,554 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:07:46,555 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:07:46,556 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:07:46,556 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:07:46,557 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:07:46,558 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:07:46,558 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:07:46,559 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:07:46,559 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:07:46,559 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:07:46,560 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:07:46,560 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:07:46,561 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 05:07:46,570 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:07:46,571 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:07:46,571 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:07:46,571 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:07:46,571 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:07:46,572 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:07:46,572 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 05:07:46,572 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:07:46,572 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 05:07:46,572 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 05:07:46,572 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:07:46,573 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:07:46,573 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:07:46,573 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:07:46,573 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:07:46,573 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:07:46,574 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:07:46,574 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:07:46,574 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:07:46,574 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:07:46,574 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:07:46,574 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:07:46,574 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:07:46,575 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:07:46,575 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:07:46,575 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:07:46,575 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:07:46,575 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:07:46,575 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:07:46,575 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:07:46,575 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 05:07:46,576 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:07:46,576 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:07:46,576 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 05:07:46,576 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan 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 -> Taipan 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 -> 2e4c57dd78ca61b194172b998a147be383066b6a [2018-11-10 05:07:46,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:07:46,607 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:07:46,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:07:46,610 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:07:46,610 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:07:46,610 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0686a_true-unreach-call.c [2018-11-10 05:07:46,651 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/data/ec67118bb/de4ee84992b5426196942a4b7f97af83/FLAGb4d6be2e0 [2018-11-10 05:07:47,057 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:07:47,057 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/sv-benchmarks/c/float-newlib/float_req_bl_0686a_true-unreach-call.c [2018-11-10 05:07:47,062 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/data/ec67118bb/de4ee84992b5426196942a4b7f97af83/FLAGb4d6be2e0 [2018-11-10 05:07:47,072 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/data/ec67118bb/de4ee84992b5426196942a4b7f97af83 [2018-11-10 05:07:47,075 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:07:47,076 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:07:47,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:07:47,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:07:47,079 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:07:47,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:47,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3273a8c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47, skipping insertion in model container [2018-11-10 05:07:47,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:47,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:07:47,106 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:07:47,245 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:07:47,249 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:07:47,277 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:07:47,292 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:07:47,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47 WrapperNode [2018-11-10 05:07:47,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:07:47,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:07:47,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:07:47,293 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:07:47,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:47,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:47,384 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:07:47,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:07:47,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:07:47,384 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:07:47,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:47,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:47,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:47,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:47,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:47,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:47,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:47,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:07:47,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:07:47,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:07:47,429 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:07:47,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/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 [2018-11-10 05:07:47,476 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-11-10 05:07:47,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-11-10 05:07:47,476 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:07:47,476 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:07:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:07:47,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:07:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-10 05:07:47,477 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-10 05:07:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:07:47,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:07:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-10 05:07:47,477 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-10 05:07:48,007 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:07:48,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:07:48 BoogieIcfgContainer [2018-11-10 05:07:48,008 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:07:48,008 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 05:07:48,008 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 05:07:48,010 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 05:07:48,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 05:07:47" (1/3) ... [2018-11-10 05:07:48,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e7ab6a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:07:48, skipping insertion in model container [2018-11-10 05:07:48,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (2/3) ... [2018-11-10 05:07:48,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e7ab6a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:07:48, skipping insertion in model container [2018-11-10 05:07:48,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:07:48" (3/3) ... [2018-11-10 05:07:48,013 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0686a_true-unreach-call.c [2018-11-10 05:07:48,019 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 05:07:48,025 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 05:07:48,035 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 05:07:48,056 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 05:07:48,056 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 05:07:48,056 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 05:07:48,056 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 05:07:48,056 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 05:07:48,056 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 05:07:48,056 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 05:07:48,057 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 05:07:48,070 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states. [2018-11-10 05:07:48,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:07:48,074 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:07:48,075 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:07:48,077 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:07:48,081 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:07:48,081 INFO L82 PathProgramCache]: Analyzing trace with hash -534218611, now seen corresponding path program 1 times [2018-11-10 05:07:48,083 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:07:48,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:07:48,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:07:48,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:07:48,112 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:07:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:48,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:48,208 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:07:48,209 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 05:07:48,209 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:07:48,212 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 05:07:48,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 05:07:48,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 05:07:48,221 INFO L87 Difference]: Start difference. First operand 99 states. Second operand 2 states. [2018-11-10 05:07:48,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:07:48,242 INFO L93 Difference]: Finished difference Result 190 states and 302 transitions. [2018-11-10 05:07:48,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 05:07:48,243 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-11-10 05:07:48,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:07:48,249 INFO L225 Difference]: With dead ends: 190 [2018-11-10 05:07:48,250 INFO L226 Difference]: Without dead ends: 95 [2018-11-10 05:07:48,252 INFO L605 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 [2018-11-10 05:07:48,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-11-10 05:07:48,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2018-11-10 05:07:48,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-11-10 05:07:48,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 134 transitions. [2018-11-10 05:07:48,285 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 134 transitions. Word has length 18 [2018-11-10 05:07:48,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:07:48,285 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 134 transitions. [2018-11-10 05:07:48,285 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 05:07:48,285 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 134 transitions. [2018-11-10 05:07:48,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:07:48,286 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:07:48,286 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:07:48,287 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:07:48,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:07:48,287 INFO L82 PathProgramCache]: Analyzing trace with hash 1640859287, now seen corresponding path program 1 times [2018-11-10 05:07:48,287 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:07:48,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:07:48,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:07:48,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:07:48,289 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:07:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:07:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:07:48,390 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 05:07:48,404 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,405 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,405 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,405 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,406 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,407 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,407 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,407 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,408 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,408 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,408 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,408 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,409 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,409 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,411 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,411 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,411 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,411 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,412 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,412 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,412 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,412 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,413 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,413 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,413 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,413 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,413 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,414 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,414 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,414 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,414 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,414 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,415 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,415 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,415 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:07:48,415 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:07:48,430 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450955 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-10 05:07:48,430 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450967 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 05:07:48,431 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450961 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-10 05:07:48,431 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450975 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 05:07:48,431 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450956 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 05:07:48,431 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450952 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 05:07:48,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 05:07:48 BoogieIcfgContainer [2018-11-10 05:07:48,443 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 05:07:48,444 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:07:48,444 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:07:48,444 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:07:48,445 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:07:48" (3/4) ... [2018-11-10 05:07:48,448 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 05:07:48,448 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:07:48,449 INFO L168 Benchmark]: Toolchain (without parser) took 1373.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 954.8 MB in the beginning and 1.0 GB in the end (delta: -58.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:07:48,451 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:07:48,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 215.86 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 937.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:07:48,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 937.7 MB in the beginning and 1.1 GB in the end (delta: -191.2 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:07:48,452 INFO L168 Benchmark]: Boogie Preprocessor took 44.19 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:07:48,452 INFO L168 Benchmark]: RCFGBuilder took 579.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 74.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:07:48,453 INFO L168 Benchmark]: TraceAbstraction took 434.99 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: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:07:48,455 INFO L168 Benchmark]: Witness Printer took 4.92 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. [2018-11-10 05:07:48,457 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 215.86 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 937.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 91.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 937.7 MB in the beginning and 1.1 GB in the end (delta: -191.2 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.19 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 579.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 74.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 434.99 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: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.92 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.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450955 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450967 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450961 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450975 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450956 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450952 could not be translated for associated CType ARRAY#_4_~FLOAT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 228]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 227, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] CALL static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] CALL static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] CALL 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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, }; [L41-L45] RET 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 [\old(aT_atan)=null, \old(aT_atan)=null, \old(atanhi_atan)=null, \old(atanhi_atan)=null, \old(atanlo_atan)=null, \old(atanlo_atan)=null, \old(huge_atan)=6442450971, \old(one_atan)=6442450962, \old(pi)=6442450969, \old(pi_lo_atan2)=6442450960, \old(pi_o_2)=6442450945, \old(pi_o_4)=6442450966, \old(tiny_atan2)=6442450974, \old(zero_atan2)=6442450954, aT_atan={6442450948:0}, atanhi_atan={6442450957:0}, atanlo_atan={6442450946:0}, 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] [L221] float x = 1.0f / 0.0f; [L222] float y = 1.0f / 0.0f; VAL [aT_atan={6442450948:0}, atanhi_atan={6442450957:0}, atanlo_atan={6442450946:0}, 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] [L224] CALL, EXPR __ieee754_atan2f(y, x) VAL [aT_atan={6442450948:0}, atanhi_atan={6442450957:0}, atanlo_atan={6442450946:0}, 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] [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={6442450948:0}, atanhi_atan={6442450957:0}, atanlo_atan={6442450946:0}, 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] CALL ieee_float_shape_type gf_u; [L123] RET ieee_float_shape_type gf_u; [L124] CALL gf_u.value = (x) [L124] RET gf_u.value = (x) [L125] CALL, EXPR gf_u.word [L125] RET, EXPR gf_u.word [L125] (hx) = gf_u.word [L125] RET (hx) = gf_u.word [L126] COND FALSE !(0) VAL [aT_atan={6442450948:0}, atanhi_atan={6442450957:0}, atanlo_atan={6442450946:0}, 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] [L127] ix = hx & 0x7fffffff VAL [aT_atan={6442450948:0}, atanhi_atan={6442450957:0}, atanlo_atan={6442450946:0}, 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] CALL ieee_float_shape_type gf_u; [L129] RET ieee_float_shape_type gf_u; [L130] CALL gf_u.value = (y) [L130] RET gf_u.value = (y) [L131] CALL, EXPR gf_u.word [L131] RET, EXPR gf_u.word [L131] (hy) = gf_u.word [L131] RET (hy) = gf_u.word [L132] COND FALSE !(0) VAL [aT_atan={6442450948:0}, atanhi_atan={6442450957:0}, atanlo_atan={6442450946:0}, 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] [L133] iy = hy & 0x7fffffff VAL [aT_atan={6442450948:0}, atanhi_atan={6442450957:0}, atanlo_atan={6442450946:0}, 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] RET return x + y; VAL [aT_atan={6442450948:0}, atanhi_atan={6442450957:0}, atanlo_atan={6442450946:0}, 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] [L224] EXPR __ieee754_atan2f(y, x) VAL [__ieee754_atan2f(y, x)=6442450947, aT_atan={6442450948:0}, atanhi_atan={6442450957:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450958, y=6442450959, zero_atan2=0] [L224] float res = __ieee754_atan2f(y, x); [L227] COND TRUE res != pi_o_4 VAL [aT_atan={6442450948:0}, atanhi_atan={6442450957:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=6442450947, tiny_atan2=1/1000000000000000000000000000000, x=6442450958, y=6442450959, zero_atan2=0] [L228] __VERIFIER_error() VAL [aT_atan={6442450948:0}, atanhi_atan={6442450957:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=6442450947, tiny_atan2=1/1000000000000000000000000000000, x=6442450958, y=6442450959, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 99 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 138 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=99occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: 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 0.1.23-1dbac8b [2018-11-10 05:07:49,910 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:07:49,911 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:07:49,919 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:07:49,919 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:07:49,920 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:07:49,920 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:07:49,922 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:07:49,923 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:07:49,923 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:07:49,924 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:07:49,924 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:07:49,925 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:07:49,926 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:07:49,927 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:07:49,927 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:07:49,928 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:07:49,929 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:07:49,931 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:07:49,932 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:07:49,933 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:07:49,934 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:07:49,936 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:07:49,936 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:07:49,936 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:07:49,937 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:07:49,938 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:07:49,939 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:07:49,939 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:07:49,941 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:07:49,941 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:07:49,941 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:07:49,941 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:07:49,942 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:07:49,942 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:07:49,943 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:07:49,943 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 05:07:49,954 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:07:49,954 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:07:49,955 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:07:49,955 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:07:49,955 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:07:49,955 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:07:49,955 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:07:49,955 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:07:49,956 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:07:49,956 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:07:49,956 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:07:49,956 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:07:49,957 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:07:49,957 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:07:49,957 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:07:49,957 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:07:49,957 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:07:49,958 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:07:49,958 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:07:49,958 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:07:49,958 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:07:49,958 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:07:49,958 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:07:49,959 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:07:49,959 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:07:49,959 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:07:49,959 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:07:49,959 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:07:49,959 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:07:49,959 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:07:49,959 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:07:49,959 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:07:49,959 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan 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 -> Taipan 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 -> 2e4c57dd78ca61b194172b998a147be383066b6a [2018-11-10 05:07:49,987 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:07:49,995 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:07:49,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:07:49,998 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:07:49,998 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:07:49,999 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0686a_true-unreach-call.c [2018-11-10 05:07:50,036 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/data/9efc4aa66/262f6d41fafa44728cebc3cb56ec010f/FLAG22fee8a01 [2018-11-10 05:07:50,445 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:07:50,446 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/sv-benchmarks/c/float-newlib/float_req_bl_0686a_true-unreach-call.c [2018-11-10 05:07:50,450 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/data/9efc4aa66/262f6d41fafa44728cebc3cb56ec010f/FLAG22fee8a01 [2018-11-10 05:07:50,459 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/data/9efc4aa66/262f6d41fafa44728cebc3cb56ec010f [2018-11-10 05:07:50,462 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:07:50,463 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:07:50,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:07:50,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:07:50,466 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:07:50,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:07:50" (1/1) ... [2018-11-10 05:07:50,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5763ff02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:50, skipping insertion in model container [2018-11-10 05:07:50,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:07:50" (1/1) ... [2018-11-10 05:07:50,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:07:50,494 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:07:50,649 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:07:50,656 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:07:50,705 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:07:50,727 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:07:50,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:50 WrapperNode [2018-11-10 05:07:50,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:07:50,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:07:50,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:07:50,729 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:07:50,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:50" (1/1) ... [2018-11-10 05:07:50,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:50" (1/1) ... [2018-11-10 05:07:50,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:07:50,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:07:50,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:07:50,783 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:07:50,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:50" (1/1) ... [2018-11-10 05:07:50,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:50" (1/1) ... [2018-11-10 05:07:50,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:50" (1/1) ... [2018-11-10 05:07:50,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:50" (1/1) ... [2018-11-10 05:07:50,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:50" (1/1) ... [2018-11-10 05:07:50,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:50" (1/1) ... [2018-11-10 05:07:50,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:50" (1/1) ... [2018-11-10 05:07:50,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:07:50,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:07:50,884 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:07:50,884 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:07:50,885 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/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 [2018-11-10 05:07:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-11-10 05:07:50,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-11-10 05:07:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:07:50,929 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:07:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:07:50,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:07:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-10 05:07:50,930 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-10 05:07:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:07:50,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:07:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-10 05:07:50,931 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-10 05:07:52,298 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:07:52,358 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:07:52,482 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:07:52,528 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:07:53,143 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:08:02,719 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:08:02,734 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:08:02,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:08:02 BoogieIcfgContainer [2018-11-10 05:08:02,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:08:02,736 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 05:08:02,736 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 05:08:02,739 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 05:08:02,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 05:07:50" (1/3) ... [2018-11-10 05:08:02,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6201686f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:08:02, skipping insertion in model container [2018-11-10 05:08:02,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:50" (2/3) ... [2018-11-10 05:08:02,741 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6201686f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:08:02, skipping insertion in model container [2018-11-10 05:08:02,741 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:08:02" (3/3) ... [2018-11-10 05:08:02,743 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0686a_true-unreach-call.c [2018-11-10 05:08:02,752 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 05:08:02,760 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 05:08:02,774 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 05:08:02,800 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 05:08:02,801 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 05:08:02,801 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 05:08:02,801 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 05:08:02,801 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 05:08:02,802 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 05:08:02,802 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 05:08:02,802 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 05:08:02,802 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 05:08:02,819 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states. [2018-11-10 05:08:02,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:08:02,824 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:08:02,825 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:08:02,827 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:08:02,832 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:08:02,832 INFO L82 PathProgramCache]: Analyzing trace with hash -534218611, now seen corresponding path program 1 times [2018-11-10 05:08:02,836 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:08:02,837 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/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 [2018-11-10 05:08:02,841 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:08:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:02,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:08:03,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:03,004 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:08:03,015 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:08:03,015 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 05:08:03,017 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 05:08:03,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 05:08:03,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 05:08:03,027 INFO L87 Difference]: Start difference. First operand 99 states. Second operand 2 states. [2018-11-10 05:08:03,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:08:03,053 INFO L93 Difference]: Finished difference Result 190 states and 302 transitions. [2018-11-10 05:08:03,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 05:08:03,054 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-11-10 05:08:03,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:08:03,064 INFO L225 Difference]: With dead ends: 190 [2018-11-10 05:08:03,064 INFO L226 Difference]: Without dead ends: 95 [2018-11-10 05:08:03,067 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 05:08:03,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-11-10 05:08:03,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2018-11-10 05:08:03,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-11-10 05:08:03,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 134 transitions. [2018-11-10 05:08:03,107 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 134 transitions. Word has length 18 [2018-11-10 05:08:03,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:08:03,107 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 134 transitions. [2018-11-10 05:08:03,107 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 05:08:03,107 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 134 transitions. [2018-11-10 05:08:03,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:08:03,108 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:08:03,109 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:08:03,109 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:08:03,109 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:08:03,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1640859287, now seen corresponding path program 1 times [2018-11-10 05:08:03,110 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:08:03,110 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/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 [2018-11-10 05:08:03,124 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:08:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:03,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:08:03,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:03,677 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:08:03,691 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:08:03,692 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 05:08:03,693 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 05:08:03,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 05:08:03,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 05:08:03,694 INFO L87 Difference]: Start difference. First operand 95 states and 134 transitions. Second operand 9 states. [2018-11-10 05:08:04,247 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-11-10 05:08:06,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:08:06,251 INFO L93 Difference]: Finished difference Result 101 states and 139 transitions. [2018-11-10 05:08:06,252 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 05:08:06,252 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 20 [2018-11-10 05:08:06,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:08:06,254 INFO L225 Difference]: With dead ends: 101 [2018-11-10 05:08:06,254 INFO L226 Difference]: Without dead ends: 95 [2018-11-10 05:08:06,255 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2018-11-10 05:08:06,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-11-10 05:08:06,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2018-11-10 05:08:06,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-11-10 05:08:06,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 133 transitions. [2018-11-10 05:08:06,269 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 133 transitions. Word has length 20 [2018-11-10 05:08:06,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:08:06,269 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 133 transitions. [2018-11-10 05:08:06,269 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 05:08:06,269 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 133 transitions. [2018-11-10 05:08:06,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 05:08:06,271 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:08:06,271 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:08:06,271 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:08:06,271 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:08:06,271 INFO L82 PathProgramCache]: Analyzing trace with hash -2006374006, now seen corresponding path program 1 times [2018-11-10 05:08:06,272 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:08:06,272 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/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 [2018-11-10 05:08:06,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:08:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:06,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:08:06,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:06,487 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:08:06,501 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:08:06,501 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 05:08:06,502 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 05:08:06,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 05:08:06,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:08:06,502 INFO L87 Difference]: Start difference. First operand 95 states and 133 transitions. Second operand 7 states. [2018-11-10 05:08:07,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:08:07,232 INFO L93 Difference]: Finished difference Result 101 states and 138 transitions. [2018-11-10 05:08:07,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 05:08:07,233 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2018-11-10 05:08:07,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:08:07,234 INFO L225 Difference]: With dead ends: 101 [2018-11-10 05:08:07,234 INFO L226 Difference]: Without dead ends: 93 [2018-11-10 05:08:07,234 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-10 05:08:07,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-11-10 05:08:07,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2018-11-10 05:08:07,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-11-10 05:08:07,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 129 transitions. [2018-11-10 05:08:07,242 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 129 transitions. Word has length 25 [2018-11-10 05:08:07,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:08:07,243 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 129 transitions. [2018-11-10 05:08:07,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 05:08:07,243 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 129 transitions. [2018-11-10 05:08:07,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 05:08:07,244 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:08:07,244 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:08:07,244 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:08:07,244 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:08:07,244 INFO L82 PathProgramCache]: Analyzing trace with hash 1598403466, now seen corresponding path program 1 times [2018-11-10 05:08:07,245 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:08:07,245 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-11-10 05:08:07,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:08:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:07,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:08:07,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:07,437 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:08:07,446 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:08:07,446 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 05:08:07,446 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 05:08:07,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 05:08:07,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:08:07,447 INFO L87 Difference]: Start difference. First operand 93 states and 129 transitions. Second operand 7 states. [2018-11-10 05:08:08,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:08:08,160 INFO L93 Difference]: Finished difference Result 180 states and 254 transitions. [2018-11-10 05:08:08,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 05:08:08,161 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2018-11-10 05:08:08,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:08:08,162 INFO L225 Difference]: With dead ends: 180 [2018-11-10 05:08:08,162 INFO L226 Difference]: Without dead ends: 87 [2018-11-10 05:08:08,163 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-10 05:08:08,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-11-10 05:08:08,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2018-11-10 05:08:08,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-11-10 05:08:08,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 118 transitions. [2018-11-10 05:08:08,173 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 118 transitions. Word has length 25 [2018-11-10 05:08:08,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:08:08,174 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 118 transitions. [2018-11-10 05:08:08,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 05:08:08,174 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 118 transitions. [2018-11-10 05:08:08,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 05:08:08,175 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:08:08,175 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:08:08,175 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:08:08,175 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:08:08,176 INFO L82 PathProgramCache]: Analyzing trace with hash 362701078, now seen corresponding path program 1 times [2018-11-10 05:08:08,176 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:08:08,176 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-11-10 05:08:08,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:08:08,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:08,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:08:08,475 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-10 05:08:08,633 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-10 05:08:08,782 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-10 05:08:08,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:08,785 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:08:08,795 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:08:08,795 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 05:08:08,796 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 05:08:08,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 05:08:08,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 05:08:08,796 INFO L87 Difference]: Start difference. First operand 87 states and 118 transitions. Second operand 6 states. [2018-11-10 05:08:12,259 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-10 05:08:13,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:08:13,446 INFO L93 Difference]: Finished difference Result 93 states and 123 transitions. [2018-11-10 05:08:13,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 05:08:13,447 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2018-11-10 05:08:13,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:08:13,447 INFO L225 Difference]: With dead ends: 93 [2018-11-10 05:08:13,447 INFO L226 Difference]: Without dead ends: 87 [2018-11-10 05:08:13,448 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-10 05:08:13,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-11-10 05:08:13,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2018-11-10 05:08:13,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-11-10 05:08:13,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 117 transitions. [2018-11-10 05:08:13,457 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 117 transitions. Word has length 26 [2018-11-10 05:08:13,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:08:13,457 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 117 transitions. [2018-11-10 05:08:13,457 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 05:08:13,457 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2018-11-10 05:08:13,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 05:08:13,458 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:08:13,458 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:08:13,458 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:08:13,458 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:08:13,459 INFO L82 PathProgramCache]: Analyzing trace with hash 1505488534, now seen corresponding path program 1 times [2018-11-10 05:08:13,459 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:08:13,459 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-11-10 05:08:13,462 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:08:13,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:13,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:08:13,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:13,658 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:08:13,672 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:08:13,672 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 05:08:13,672 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 05:08:13,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 05:08:13,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:08:13,673 INFO L87 Difference]: Start difference. First operand 87 states and 117 transitions. Second operand 7 states. [2018-11-10 05:08:14,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:08:14,136 INFO L93 Difference]: Finished difference Result 98 states and 129 transitions. [2018-11-10 05:08:14,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 05:08:14,137 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-11-10 05:08:14,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:08:14,138 INFO L225 Difference]: With dead ends: 98 [2018-11-10 05:08:14,138 INFO L226 Difference]: Without dead ends: 66 [2018-11-10 05:08:14,138 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-10 05:08:14,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2018-11-10 05:08:14,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2018-11-10 05:08:14,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-11-10 05:08:14,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 82 transitions. [2018-11-10 05:08:14,146 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 82 transitions. Word has length 26 [2018-11-10 05:08:14,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:08:14,147 INFO L481 AbstractCegarLoop]: Abstraction has 66 states and 82 transitions. [2018-11-10 05:08:14,147 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 05:08:14,147 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 82 transitions. [2018-11-10 05:08:14,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 05:08:14,148 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:08:14,148 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:08:14,148 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:08:14,148 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:08:14,148 INFO L82 PathProgramCache]: Analyzing trace with hash 391199488, now seen corresponding path program 1 times [2018-11-10 05:08:14,149 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:08:14,149 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-11-10 05:08:14,167 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:08:14,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:14,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:08:14,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:14,602 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:08:14,612 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:08:14,612 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 05:08:14,612 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 05:08:14,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 05:08:14,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 05:08:14,613 INFO L87 Difference]: Start difference. First operand 66 states and 82 transitions. Second operand 9 states. [2018-11-10 05:08:15,204 WARN L179 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2018-11-10 05:08:16,781 WARN L179 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2018-11-10 05:08:17,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:08:17,013 INFO L93 Difference]: Finished difference Result 77 states and 93 transitions. [2018-11-10 05:08:17,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 05:08:17,017 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 27 [2018-11-10 05:08:17,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:08:17,019 INFO L225 Difference]: With dead ends: 77 [2018-11-10 05:08:17,019 INFO L226 Difference]: Without dead ends: 62 [2018-11-10 05:08:17,020 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2018-11-10 05:08:17,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-11-10 05:08:17,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2018-11-10 05:08:17,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-11-10 05:08:17,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 71 transitions. [2018-11-10 05:08:17,025 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 71 transitions. Word has length 27 [2018-11-10 05:08:17,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:08:17,025 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 71 transitions. [2018-11-10 05:08:17,025 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 05:08:17,025 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 71 transitions. [2018-11-10 05:08:17,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 05:08:17,026 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:08:17,026 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:08:17,026 INFO L424 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:08:17,027 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:08:17,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1546523648, now seen corresponding path program 1 times [2018-11-10 05:08:17,027 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:08:17,027 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2018-11-10 05:08:17,032 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:08:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:17,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:08:17,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:17,255 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:08:17,266 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:08:17,266 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 05:08:17,266 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 05:08:17,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 05:08:17,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:08:17,267 INFO L87 Difference]: Start difference. First operand 60 states and 71 transitions. Second operand 7 states. [2018-11-10 05:08:17,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:08:17,470 INFO L93 Difference]: Finished difference Result 60 states and 71 transitions. [2018-11-10 05:08:17,470 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 05:08:17,470 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2018-11-10 05:08:17,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:08:17,471 INFO L225 Difference]: With dead ends: 60 [2018-11-10 05:08:17,471 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 05:08:17,471 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-10 05:08:17,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 05:08:17,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 05:08:17,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 05:08:17,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 05:08:17,472 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-11-10 05:08:17,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:08:17,472 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 05:08:17,472 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 05:08:17,472 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 05:08:17,472 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:08:17,475 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 05:08:17,936 WARN L179 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 51 [2018-11-10 05:08:18,189 WARN L179 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2018-11-10 05:08:18,424 WARN L179 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 51 [2018-11-10 05:08:18,706 WARN L179 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 51 [2018-11-10 05:08:18,810 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-11-10 05:08:18,842 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:08:18,842 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-10 05:08:18,842 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:08:18,842 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-10 05:08:18,842 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2fEXIT(lines 118 213) no Hoare annotation was computed. [2018-11-10 05:08:18,842 INFO L425 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-11-10 05:08:18,842 INFO L425 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2018-11-10 05:08:18,842 INFO L425 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2018-11-10 05:08:18,842 INFO L425 ceAbstractionStarter]: For program point L201-2(lines 194 206) no Hoare annotation was computed. [2018-11-10 05:08:18,842 INFO L425 ceAbstractionStarter]: For program point L201-3(lines 201 205) no Hoare annotation was computed. [2018-11-10 05:08:18,842 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-10 05:08:18,842 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2018-11-10 05:08:18,842 INFO L425 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-11-10 05:08:18,842 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-10 05:08:18,843 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2018-11-10 05:08:18,843 INFO L425 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-11-10 05:08:18,843 INFO L425 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2018-11-10 05:08:18,843 INFO L421 ceAbstractionStarter]: At program point L128-3(lines 128 132) the Hoare annotation is: (or (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) (not (= ~pi_o_4~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 4000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0)))))) [2018-11-10 05:08:18,843 INFO L425 ceAbstractionStarter]: For program point L128-4(lines 128 132) no Hoare annotation was computed. [2018-11-10 05:08:18,843 INFO L425 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-10 05:08:18,843 INFO L425 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2018-11-10 05:08:18,843 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-10 05:08:18,843 INFO L421 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (or (not (= ~pi_o_4~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 4000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))))) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))) (not (= (bvadd (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32))))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) [2018-11-10 05:08:18,843 INFO L425 ceAbstractionStarter]: For program point L137-1(line 137) no Hoare annotation was computed. [2018-11-10 05:08:18,843 INFO L425 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-11-10 05:08:18,843 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2018-11-10 05:08:18,843 INFO L425 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2018-11-10 05:08:18,843 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-10 05:08:18,843 INFO L425 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2018-11-10 05:08:18,844 INFO L421 ceAbstractionStarter]: At program point L196-3(lines 196 200) the Hoare annotation is: (or (not (= ~pi_o_4~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 4000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (not (= (bvadd (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32))))) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) [2018-11-10 05:08:18,844 INFO L425 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2018-11-10 05:08:18,844 INFO L425 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2018-11-10 05:08:18,844 INFO L425 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2018-11-10 05:08:18,844 INFO L421 ceAbstractionStarter]: At program point L122-3(lines 122 126) the Hoare annotation is: (or (not (= ~pi_o_4~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 4000000000.0))))) (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y)) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0)))))) [2018-11-10 05:08:18,844 INFO L425 ceAbstractionStarter]: For program point L122-4(lines 122 126) no Hoare annotation was computed. [2018-11-10 05:08:18,844 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-11-10 05:08:18,844 INFO L425 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-11-10 05:08:18,844 INFO L425 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2018-11-10 05:08:18,845 INFO L425 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-11-10 05:08:18,845 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2018-11-10 05:08:18,845 INFO L425 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2018-11-10 05:08:18,845 INFO L421 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (or (not (= ~pi_o_4~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 4000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (not (= (bvadd (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32))))) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) [2018-11-10 05:08:18,845 INFO L425 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2018-11-10 05:08:18,846 INFO L421 ceAbstractionStarter]: At program point L190-1(line 190) the Hoare annotation is: (or (not (= ~pi_o_4~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 4000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (not (= (bvadd (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32))))) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) [2018-11-10 05:08:18,846 INFO L425 ceAbstractionStarter]: For program point L190-2(line 190) no Hoare annotation was computed. [2018-11-10 05:08:18,846 INFO L425 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-11-10 05:08:18,846 INFO L425 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2018-11-10 05:08:18,846 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2fFINAL(lines 118 213) no Hoare annotation was computed. [2018-11-10 05:08:18,846 INFO L428 ceAbstractionStarter]: At program point __ieee754_atan2fENTRY(lines 118 213) the Hoare annotation is: true [2018-11-10 05:08:18,846 INFO L425 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2018-11-10 05:08:18,846 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2018-11-10 05:08:18,846 INFO L425 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-11-10 05:08:18,846 INFO L425 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2018-11-10 05:08:18,846 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-10 05:08:18,847 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-10 05:08:18,847 INFO L425 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2018-11-10 05:08:18,847 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2018-11-10 05:08:18,847 INFO L425 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 12 25) no Hoare annotation was computed. [2018-11-10 05:08:18,847 INFO L425 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2018-11-10 05:08:18,847 INFO L425 ceAbstractionStarter]: For program point L19-2(lines 12 25) no Hoare annotation was computed. [2018-11-10 05:08:18,847 INFO L425 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2018-11-10 05:08:18,847 INFO L425 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 12 25) no Hoare annotation was computed. [2018-11-10 05:08:18,847 INFO L428 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 12 25) the Hoare annotation is: true [2018-11-10 05:08:18,847 INFO L425 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2018-11-10 05:08:18,847 INFO L428 ceAbstractionStarter]: At program point L14-3(lines 14 18) the Hoare annotation is: true [2018-11-10 05:08:18,847 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:08:18,848 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0)))) (= ~pi_o_4~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 4000000000.0))))) [2018-11-10 05:08:18,848 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 05:08:18,848 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:08:18,848 INFO L421 ceAbstractionStarter]: At program point L224(line 224) the Hoare annotation is: (or (not (= ~pi_o_4~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 4000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (let ((.cse0 (fp.div RNE ((_ to_fp 8 24) RNE 1.0) (_ +zero 8 24)))) (and (= .cse0 main_~y~0) (= .cse0 main_~x~0)))) [2018-11-10 05:08:18,848 INFO L425 ceAbstractionStarter]: For program point L224-1(line 224) no Hoare annotation was computed. [2018-11-10 05:08:18,848 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 215 233) the Hoare annotation is: true [2018-11-10 05:08:18,848 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 228) no Hoare annotation was computed. [2018-11-10 05:08:18,848 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 215 233) no Hoare annotation was computed. [2018-11-10 05:08:18,848 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 215 233) no Hoare annotation was computed. [2018-11-10 05:08:18,849 INFO L425 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2018-11-10 05:08:18,849 INFO L425 ceAbstractionStarter]: For program point L227(lines 227 230) no Hoare annotation was computed. [2018-11-10 05:08:18,849 INFO L425 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2018-11-10 05:08:18,849 INFO L428 ceAbstractionStarter]: At program point atan_floatENTRY(lines 51 113) the Hoare annotation is: true [2018-11-10 05:08:18,849 INFO L425 ceAbstractionStarter]: For program point atan_floatFINAL(lines 51 113) no Hoare annotation was computed. [2018-11-10 05:08:18,849 INFO L425 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2018-11-10 05:08:18,849 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2018-11-10 05:08:18,849 INFO L425 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2018-11-10 05:08:18,849 INFO L425 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2018-11-10 05:08:18,849 INFO L425 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2018-11-10 05:08:18,849 INFO L425 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-11-10 05:08:18,849 INFO L425 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2018-11-10 05:08:18,850 INFO L425 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2018-11-10 05:08:18,850 INFO L425 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2018-11-10 05:08:18,850 INFO L425 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2018-11-10 05:08:18,850 INFO L425 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2018-11-10 05:08:18,850 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2018-11-10 05:08:18,850 INFO L425 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2018-11-10 05:08:18,850 INFO L425 ceAbstractionStarter]: For program point atan_floatEXIT(lines 51 113) no Hoare annotation was computed. [2018-11-10 05:08:18,850 INFO L425 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2018-11-10 05:08:18,850 INFO L428 ceAbstractionStarter]: At program point L55-3(lines 55 59) the Hoare annotation is: true [2018-11-10 05:08:18,850 INFO L425 ceAbstractionStarter]: For program point L55-4(lines 55 59) no Hoare annotation was computed. [2018-11-10 05:08:18,850 INFO L428 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: true [2018-11-10 05:08:18,850 INFO L425 ceAbstractionStarter]: For program point L76-1(line 76) no Hoare annotation was computed. [2018-11-10 05:08:18,859 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,860 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,860 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,860 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,860 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,860 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,862 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,865 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,865 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,865 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,865 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,865 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,866 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,866 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,866 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,866 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,866 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,866 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,867 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,867 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,867 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,867 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,867 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,869 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,873 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,874 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,874 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,874 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,874 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,874 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,874 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,875 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,876 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,876 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,876 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,876 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,876 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,876 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,877 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,877 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,878 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,878 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,878 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,878 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,878 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,879 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,879 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 05:08:18 BoogieIcfgContainer [2018-11-10 05:08:18,880 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 05:08:18,881 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:08:18,881 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:08:18,881 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:08:18,881 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:08:02" (3/4) ... [2018-11-10 05:08:18,884 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:08:18,890 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 05:08:18,890 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2f [2018-11-10 05:08:18,890 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-11-10 05:08:18,891 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 05:08:18,891 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-11-10 05:08:18,900 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 180 nodes and edges [2018-11-10 05:08:18,900 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 102 nodes and edges [2018-11-10 05:08:18,902 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2018-11-10 05:08:18,902 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 05:08:18,926 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pi_o_4 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/4000000000))) || (\old(x) == x && \old(y) == y)) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000))) [2018-11-10 05:08:18,927 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) || !(pi_o_4 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/4000000000)))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000))) [2018-11-10 05:08:18,928 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pi_o_4 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/4000000000))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || ((((((\old(x) == x && (\exists __ieee754_atan2f_~hy~0 : bv32 :: \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && !(~bvadd64(~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32), 2155872256bv32) == 0bv32))) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) [2018-11-10 05:08:18,979 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cd3381cd-f607-46ad-be7a-457e3558fd22/bin-2019/utaipan/witness.graphml [2018-11-10 05:08:18,980 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:08:18,980 INFO L168 Benchmark]: Toolchain (without parser) took 28518.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 209.2 MB). Free memory was 950.8 MB in the beginning and 937.6 MB in the end (delta: 13.2 MB). Peak memory consumption was 222.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:08:18,981 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:08:18,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.44 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 929.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:08:18,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.86 ms. Allocated memory is still 1.0 GB. Free memory was 929.3 MB in the beginning and 924.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:08:18,981 INFO L168 Benchmark]: Boogie Preprocessor took 101.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 924.0 MB in the beginning and 1.1 GB in the end (delta: -213.5 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-11-10 05:08:18,982 INFO L168 Benchmark]: RCFGBuilder took 11851.46 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: 87.2 MB). Peak memory consumption was 87.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:08:18,982 INFO L168 Benchmark]: TraceAbstraction took 16144.27 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.1 MB). Free memory was 1.1 GB in the beginning and 952.5 MB in the end (delta: 97.8 MB). Peak memory consumption was 155.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:08:18,982 INFO L168 Benchmark]: Witness Printer took 99.01 ms. Allocated memory is still 1.2 GB. Free memory was 952.5 MB in the beginning and 937.6 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-11-10 05:08:18,984 INFO L336 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 264.44 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 929.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.86 ms. Allocated memory is still 1.0 GB. Free memory was 929.3 MB in the beginning and 924.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 101.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 924.0 MB in the beginning and 1.1 GB in the end (delta: -213.5 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 11851.46 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: 87.2 MB). Peak memory consumption was 87.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16144.27 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.1 MB). Free memory was 1.1 GB in the beginning and 952.5 MB in the end (delta: 97.8 MB). Peak memory consumption was 155.0 MB. Max. memory is 11.5 GB. * Witness Printer took 99.01 ms. Allocated memory is still 1.2 GB. Free memory was 952.5 MB in the beginning and 937.6 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 228]: 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: 1 - InvariantResult [Line: 196]: Loop Invariant [2018-11-10 05:08:18,988 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,988 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,988 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,989 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,989 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,989 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,989 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,989 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,990 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,990 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,990 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,990 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,990 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,990 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,991 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,991 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,991 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,991 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,991 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,991 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,992 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,992 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,992 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,992 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,992 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,992 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,992 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,992 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,992 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,992 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,993 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 05:08:18,993 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: (!(pi_o_4 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/4000000000))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || ((((((\old(x) == x && (\exists __ieee754_atan2f_~hy~0 : bv32 :: \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && !(~bvadd64(~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32), 2155872256bv32) == 0bv32))) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant [2018-11-10 05:08:18,993 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,994 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,994 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,994 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,994 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,994 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,994 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,994 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,995 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,995 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,995 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,995 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 05:08:18,995 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,996 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,996 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,996 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ((((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) || !(pi_o_4 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/4000000000)))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000))) - InvariantResult [Line: 122]: Loop Invariant [2018-11-10 05:08:18,996 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,996 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,997 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,997 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,997 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,997 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,997 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:08:18,997 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (!(pi_o_4 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/4000000000))) || (\old(x) == x && \old(y) == y)) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 99 locations, 1 error locations. SAFE Result, 16.0s OverallTime, 8 OverallIterations, 1 TraceHistogramMax, 11.7s AutomataDifference, 0.0s DeadEndRemovalTime, 1.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 860 SDtfs, 1276 SDslu, 2535 SDs, 0 SdLazy, 450 SolverSat, 71 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 211 GetRequests, 147 SyntacticMatches, 1 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=99occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 44 PreInvPairs, 62 NumberOfFragments, 503 HoareAnnotationTreeSize, 44 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 534 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 194 NumberOfCodeBlocks, 194 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 186 ConstructedInterpolants, 55 QuantifiedInterpolants, 46736 SizeOfPredicates, 86 NumberOfNonLiveVariables, 1381 ConjunctsInSsa, 97 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...