./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0621b_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_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/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 53ee99fff779a5c6f230b5ead8806e6c8136f784 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/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 53ee99fff779a5c6f230b5ead8806e6c8136f784 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 00:32:45,132 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:32:45,134 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:32:45,143 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:32:45,146 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:32:45,147 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:32:45,148 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:32:45,149 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:32:45,150 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:32:45,151 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:32:45,152 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:32:45,152 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:32:45,157 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:32:45,158 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:32:45,158 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:32:45,159 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:32:45,160 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:32:45,163 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:32:45,175 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:32:45,176 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:32:45,176 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:32:45,177 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:32:45,178 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:32:45,179 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:32:45,179 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:32:45,179 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:32:45,180 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:32:45,185 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:32:45,185 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:32:45,186 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:32:45,186 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:32:45,186 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:32:45,187 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:32:45,187 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:32:45,187 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:32:45,188 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:32:45,190 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 00:32:45,207 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:32:45,208 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:32:45,208 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:32:45,208 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 00:32:45,209 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 00:32:45,209 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 00:32:45,209 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 00:32:45,209 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 00:32:45,209 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 00:32:45,209 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 00:32:45,209 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 00:32:45,210 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:32:45,210 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:32:45,210 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 00:32:45,210 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:32:45,210 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:32:45,210 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:32:45,211 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:32:45,211 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:32:45,211 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:32:45,211 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:32:45,211 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:32:45,211 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:32:45,211 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 00:32:45,212 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:32:45,212 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 00:32:45,212 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 00:32:45,213 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:32:45,213 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:32:45,214 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:32:45,214 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 00:32:45,214 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:32:45,214 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 00:32:45,214 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 00:32:45,214 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_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/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 -> 53ee99fff779a5c6f230b5ead8806e6c8136f784 [2018-10-27 00:32:45,239 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:32:45,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:32:45,253 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:32:45,254 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:32:45,255 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:32:45,255 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c [2018-10-27 00:32:45,301 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/data/43e696ed2/167b2df2580e45cba76a30c052eeec5b/FLAGc3bd95c55 [2018-10-27 00:32:45,680 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:32:45,681 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c [2018-10-27 00:32:45,688 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/data/43e696ed2/167b2df2580e45cba76a30c052eeec5b/FLAGc3bd95c55 [2018-10-27 00:32:45,700 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/data/43e696ed2/167b2df2580e45cba76a30c052eeec5b [2018-10-27 00:32:45,703 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:32:45,705 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:32:45,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:32:45,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:32:45,709 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:32:45,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:32:45" (1/1) ... [2018-10-27 00:32:45,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@170ec64e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:45, skipping insertion in model container [2018-10-27 00:32:45,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:32:45" (1/1) ... [2018-10-27 00:32:45,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:32:45,739 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:32:45,879 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:32:45,885 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:32:45,916 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:32:45,935 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:32:45,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:45 WrapperNode [2018-10-27 00:32:45,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:32:45,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:32:45,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:32:45,937 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:32:45,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:45" (1/1) ... [2018-10-27 00:32:45,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:45" (1/1) ... [2018-10-27 00:32:46,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:32:46,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:32:46,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:32:46,021 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:32:46,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:45" (1/1) ... [2018-10-27 00:32:46,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:45" (1/1) ... [2018-10-27 00:32:46,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:45" (1/1) ... [2018-10-27 00:32:46,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:45" (1/1) ... [2018-10-27 00:32:46,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:45" (1/1) ... [2018-10-27 00:32:46,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:45" (1/1) ... [2018-10-27 00:32:46,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:45" (1/1) ... [2018-10-27 00:32:46,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:32:46,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:32:46,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:32:46,201 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:32:46,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/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 [2018-10-27 00:32:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 00:32:46,267 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 00:32:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 00:32:46,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 00:32:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-10-27 00:32:46,269 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-10-27 00:32:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:32:46,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:32:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-10-27 00:32:46,272 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-10-27 00:32:47,002 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:32:47,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:32:47 BoogieIcfgContainer [2018-10-27 00:32:47,003 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:32:47,004 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 00:32:47,004 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 00:32:47,006 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 00:32:47,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 12:32:45" (1/3) ... [2018-10-27 00:32:47,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@513420aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:32:47, skipping insertion in model container [2018-10-27 00:32:47,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:45" (2/3) ... [2018-10-27 00:32:47,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@513420aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:32:47, skipping insertion in model container [2018-10-27 00:32:47,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:32:47" (3/3) ... [2018-10-27 00:32:47,009 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621b_true-unreach-call.c [2018-10-27 00:32:47,018 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 00:32:47,024 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 00:32:47,038 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 00:32:47,064 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 00:32:47,065 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 00:32:47,065 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 00:32:47,065 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 00:32:47,065 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 00:32:47,065 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 00:32:47,065 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 00:32:47,065 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 00:32:47,079 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states. [2018-10-27 00:32:47,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:32:47,085 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:32:47,086 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:32:47,088 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:32:47,092 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:32:47,093 INFO L82 PathProgramCache]: Analyzing trace with hash -412213090, now seen corresponding path program 1 times [2018-10-27 00:32:47,095 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:32:47,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:32:47,127 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:32:47,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:32:47,128 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:32:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:32:47,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:32:47,247 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:32:47,247 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-27 00:32:47,247 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 00:32:47,251 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-27 00:32:47,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-27 00:32:47,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-27 00:32:47,262 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 2 states. [2018-10-27 00:32:47,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:32:47,279 INFO L93 Difference]: Finished difference Result 82 states and 117 transitions. [2018-10-27 00:32:47,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-27 00:32:47,280 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-10-27 00:32:47,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:32:47,287 INFO L225 Difference]: With dead ends: 82 [2018-10-27 00:32:47,288 INFO L226 Difference]: Without dead ends: 41 [2018-10-27 00:32:47,290 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 [2018-10-27 00:32:47,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-10-27 00:32:47,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-10-27 00:32:47,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-10-27 00:32:47,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 51 transitions. [2018-10-27 00:32:47,317 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 51 transitions. Word has length 17 [2018-10-27 00:32:47,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:32:47,318 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 51 transitions. [2018-10-27 00:32:47,318 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-27 00:32:47,318 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2018-10-27 00:32:47,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 00:32:47,319 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:32:47,319 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:32:47,319 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:32:47,319 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:32:47,319 INFO L82 PathProgramCache]: Analyzing trace with hash -1211674975, now seen corresponding path program 1 times [2018-10-27 00:32:47,320 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:32:47,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:32:47,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:32:47,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:32:47,322 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:32:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:32:47,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:32:47,460 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-27 00:32:47,483 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,485 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,486 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,487 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,488 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,493 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 00:32:47,493 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 00:32:47,493 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,494 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,494 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 00:32:47,495 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 00:32:47,495 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,495 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,495 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 00:32:47,496 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 00:32:47,496 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,496 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,496 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 00:32:47,497 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 00:32:47,497 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,497 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,497 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 00:32:47,498 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 00:32:47,498 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,498 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,498 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 00:32:47,499 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 00:32:47,499 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:32:47,510 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450970 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-10-27 00:32:47,510 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450957 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-10-27 00:32:47,510 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450950 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-10-27 00:32:47,511 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450961 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-10-27 00:32:47,511 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450954 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-10-27 00:32:47,511 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450953 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-10-27 00:32:47,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 12:32:47 BoogieIcfgContainer [2018-10-27 00:32:47,523 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 00:32:47,523 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:32:47,524 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:32:47,524 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:32:47,525 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:32:47" (3/4) ... [2018-10-27 00:32:47,528 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 00:32:47,528 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:32:47,529 INFO L168 Benchmark]: Toolchain (without parser) took 1825.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 961.8 MB in the beginning and 1.1 GB in the end (delta: -106.2 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:32:47,530 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:32:47,531 INFO L168 Benchmark]: CACSL2BoogieTranslator took 230.65 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 948.2 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-10-27 00:32:47,531 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.34 ms. Allocated memory is still 1.0 GB. Free memory was 948.2 MB in the beginning and 945.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:32:47,532 INFO L168 Benchmark]: Boogie Preprocessor took 179.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 945.5 MB in the beginning and 1.2 GB in the end (delta: -210.5 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-10-27 00:32:47,534 INFO L168 Benchmark]: RCFGBuilder took 801.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:32:47,534 INFO L168 Benchmark]: TraceAbstraction took 519.57 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: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 00:32:47,535 INFO L168 Benchmark]: Witness Printer took 5.02 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:32:47,538 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 230.65 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 948.2 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 84.34 ms. Allocated memory is still 1.0 GB. Free memory was 948.2 MB in the beginning and 945.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 179.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 945.5 MB in the beginning and 1.2 GB in the end (delta: -210.5 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 801.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 519.57 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: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Witness Printer took 5.02 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: 2.7 MB). Peak memory consumption was 2.7 MB. 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.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.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.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.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.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.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.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.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.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.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.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.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 6442450970 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450957 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450950 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#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450954 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450953 could not be translated for associated CType ARRAY#_11_~FLOAT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 130]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 129, overapproximation of someUnaryDOUBLEoperation at line 47, overapproximation of bitwiseAnd at line 65, overapproximation of someBinaryArithmeticFLOAToperation at line 68. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L32-L37] CALL static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L32-L37] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L32-L37] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L32-L37] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L32-L37] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L32-L37] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L39-L44] CALL static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L39-L44] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L39-L44] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L39-L44] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L39-L44] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L39-L44] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L46-L50] 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, }; [L46-L50] 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, }; [L46-L50] 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, }; [L46-L50] 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, }; [L46-L50] 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, }; [L46-L50] 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, }; [L46-L50] 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, }; [L46-L50] 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, }; [L46-L50] 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, }; [L46-L50] 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, }; [L46-L50] 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, }; [L46-L50] 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, }; [L46-L50] 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, }; [L52-L54] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; VAL [\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)=6442450967, \old(huge_floor)=6442450963, \old(one_atan)=6442450958, \old(pi)=6442450965, \old(pi_o_2)=6442450945, \old(pi_o_4)=6442450960, aT_atan={6442450948:0}, atanhi_atan={6442450955:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L126] float x = -1.0f / 0.0f; VAL [aT_atan={6442450948:0}, atanhi_atan={6442450955:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L127] CALL, EXPR atan_float(x) VAL [aT_atan={6442450948:0}, atanhi_atan={6442450955:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L57] float w, s1, s2, z; [L58] __int32_t ix, hx, id; VAL [aT_atan={6442450948:0}, atanhi_atan={6442450955:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L61] CALL ieee_float_shape_type gf_u; [L61] RET ieee_float_shape_type gf_u; [L62] CALL gf_u.value = (x) [L62] RET gf_u.value = (x) [L63] CALL, EXPR gf_u.word [L63] RET, EXPR gf_u.word [L63] (hx) = gf_u.word [L63] RET (hx) = gf_u.word [L64] COND FALSE !(0) VAL [aT_atan={6442450948:0}, atanhi_atan={6442450955:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L65] ix = hx & 0x7fffffff VAL [aT_atan={6442450948:0}, atanhi_atan={6442450955:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L66] COND TRUE ix >= 0x50800000 VAL [aT_atan={6442450948:0}, atanhi_atan={6442450955:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L67] COND TRUE ((ix) > 0x7f800000L) [L68] RET return x + x; VAL [aT_atan={6442450948:0}, atanhi_atan={6442450955:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L127] EXPR atan_float(x) VAL [aT_atan={6442450948:0}, atan_float(x)=6442450952, atanhi_atan={6442450955:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, x=6442450947] [L127] float res = atan_float(x); [L129] COND TRUE res != -pi_o_2 VAL [aT_atan={6442450948:0}, atanhi_atan={6442450955:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=6442450952, x=6442450947] [L130] __VERIFIER_error() VAL [aT_atan={6442450948:0}, atanhi_atan={6442450955:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=6442450952, x=6442450947] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 45 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 55 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=45occurred 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, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 256 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 [2018-10-27 00:32:49,432 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:32:49,433 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:32:49,442 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:32:49,443 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:32:49,443 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:32:49,445 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:32:49,446 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:32:49,447 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:32:49,448 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:32:49,449 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:32:49,449 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:32:49,450 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:32:49,451 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:32:49,451 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:32:49,452 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:32:49,453 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:32:49,454 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:32:49,456 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:32:49,457 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:32:49,458 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:32:49,459 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:32:49,461 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:32:49,461 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:32:49,461 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:32:49,462 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:32:49,462 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:32:49,463 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:32:49,464 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:32:49,465 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:32:49,465 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:32:49,466 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:32:49,466 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:32:49,466 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:32:49,467 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:32:49,467 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:32:49,468 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 00:32:49,479 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:32:49,480 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:32:49,481 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:32:49,481 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 00:32:49,481 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 00:32:49,481 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 00:32:49,482 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 00:32:49,482 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 00:32:49,482 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:32:49,482 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:32:49,483 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:32:49,483 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:32:49,483 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:32:49,483 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:32:49,483 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:32:49,483 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 00:32:49,483 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 00:32:49,483 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:32:49,484 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:32:49,484 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:32:49,484 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:32:49,487 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 00:32:49,487 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:32:49,487 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 00:32:49,487 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 00:32:49,487 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:32:49,487 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:32:49,487 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:32:49,488 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 00:32:49,488 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:32:49,488 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 00:32:49,488 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 00:32:49,488 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_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/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 -> 53ee99fff779a5c6f230b5ead8806e6c8136f784 [2018-10-27 00:32:49,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:32:49,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:32:49,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:32:49,544 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:32:49,545 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:32:49,545 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c [2018-10-27 00:32:49,595 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/data/c64ff3c68/8273291176f94d28b557c4fce7259c15/FLAGa32f443cc [2018-10-27 00:32:49,975 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:32:49,975 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c [2018-10-27 00:32:49,982 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/data/c64ff3c68/8273291176f94d28b557c4fce7259c15/FLAGa32f443cc [2018-10-27 00:32:49,995 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/data/c64ff3c68/8273291176f94d28b557c4fce7259c15 [2018-10-27 00:32:49,998 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:32:50,000 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:32:50,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:32:50,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:32:50,007 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:32:50,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:32:49" (1/1) ... [2018-10-27 00:32:50,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2acfab32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:50, skipping insertion in model container [2018-10-27 00:32:50,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:32:49" (1/1) ... [2018-10-27 00:32:50,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:32:50,040 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:32:50,222 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:32:50,233 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:32:50,275 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:32:50,313 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:32:50,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:50 WrapperNode [2018-10-27 00:32:50,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:32:50,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:32:50,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:32:50,314 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:32:50,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:50" (1/1) ... [2018-10-27 00:32:50,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:50" (1/1) ... [2018-10-27 00:32:50,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:32:50,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:32:50,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:32:50,368 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:32:50,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:50" (1/1) ... [2018-10-27 00:32:50,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:50" (1/1) ... [2018-10-27 00:32:50,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:50" (1/1) ... [2018-10-27 00:32:50,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:50" (1/1) ... [2018-10-27 00:32:50,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:50" (1/1) ... [2018-10-27 00:32:50,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:50" (1/1) ... [2018-10-27 00:32:50,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:50" (1/1) ... [2018-10-27 00:32:50,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:32:50,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:32:50,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:32:50,414 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:32:50,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/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 [2018-10-27 00:32:50,548 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 00:32:50,549 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 00:32:50,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 00:32:50,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 00:32:50,549 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-10-27 00:32:50,549 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-10-27 00:32:50,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:32:50,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:32:50,549 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-10-27 00:32:50,550 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-10-27 00:32:51,787 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 00:32:51,865 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 00:32:58,270 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 00:32:58,299 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:32:58,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:32:58 BoogieIcfgContainer [2018-10-27 00:32:58,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:32:58,301 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 00:32:58,301 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 00:32:58,302 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 00:32:58,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 12:32:49" (1/3) ... [2018-10-27 00:32:58,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ec6cea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:32:58, skipping insertion in model container [2018-10-27 00:32:58,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:32:50" (2/3) ... [2018-10-27 00:32:58,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ec6cea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:32:58, skipping insertion in model container [2018-10-27 00:32:58,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:32:58" (3/3) ... [2018-10-27 00:32:58,305 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621b_true-unreach-call.c [2018-10-27 00:32:58,310 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 00:32:58,317 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 00:32:58,330 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 00:32:58,352 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 00:32:58,352 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 00:32:58,353 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 00:32:58,353 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 00:32:58,353 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 00:32:58,353 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 00:32:58,354 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 00:32:58,354 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 00:32:58,354 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 00:32:58,369 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states. [2018-10-27 00:32:58,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:32:58,375 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:32:58,376 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:32:58,378 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:32:58,385 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:32:58,385 INFO L82 PathProgramCache]: Analyzing trace with hash -412213090, now seen corresponding path program 1 times [2018-10-27 00:32:58,389 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-27 00:32:58,391 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/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 [2018-10-27 00:32:58,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:32:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:32:58,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:32:58,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:32:58,557 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-27 00:32:58,572 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:32:58,572 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-27 00:32:58,574 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-27 00:32:58,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-27 00:32:58,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-27 00:32:58,584 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 2 states. [2018-10-27 00:32:58,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:32:58,601 INFO L93 Difference]: Finished difference Result 82 states and 117 transitions. [2018-10-27 00:32:58,601 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-27 00:32:58,602 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-10-27 00:32:58,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:32:58,609 INFO L225 Difference]: With dead ends: 82 [2018-10-27 00:32:58,609 INFO L226 Difference]: Without dead ends: 41 [2018-10-27 00:32:58,613 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-27 00:32:58,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-10-27 00:32:58,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-10-27 00:32:58,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-10-27 00:32:58,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 51 transitions. [2018-10-27 00:32:58,646 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 51 transitions. Word has length 17 [2018-10-27 00:32:58,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:32:58,647 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 51 transitions. [2018-10-27 00:32:58,647 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-27 00:32:58,647 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2018-10-27 00:32:58,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 00:32:58,648 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:32:58,649 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:32:58,649 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:32:58,649 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:32:58,650 INFO L82 PathProgramCache]: Analyzing trace with hash -1211674975, now seen corresponding path program 1 times [2018-10-27 00:32:58,650 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-27 00:32:58,650 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/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 [2018-10-27 00:32:58,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:32:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:32:58,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:32:59,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:32:59,234 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-27 00:32:59,254 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:32:59,254 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-27 00:32:59,255 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-27 00:32:59,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-27 00:32:59,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-27 00:32:59,256 INFO L87 Difference]: Start difference. First operand 41 states and 51 transitions. Second operand 7 states. [2018-10-27 00:33:11,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:33:11,422 INFO L93 Difference]: Finished difference Result 51 states and 60 transitions. [2018-10-27 00:33:11,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-27 00:33:11,468 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2018-10-27 00:33:11,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:33:11,470 INFO L225 Difference]: With dead ends: 51 [2018-10-27 00:33:11,471 INFO L226 Difference]: Without dead ends: 45 [2018-10-27 00:33:11,472 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-10-27 00:33:11,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-10-27 00:33:11,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 41. [2018-10-27 00:33:11,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-10-27 00:33:11,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 50 transitions. [2018-10-27 00:33:11,481 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 50 transitions. Word has length 18 [2018-10-27 00:33:11,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:33:11,481 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 50 transitions. [2018-10-27 00:33:11,481 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-27 00:33:11,482 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2018-10-27 00:33:11,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:33:11,482 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:33:11,482 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:33:11,483 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:33:11,483 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:33:11,483 INFO L82 PathProgramCache]: Analyzing trace with hash 545905177, now seen corresponding path program 1 times [2018-10-27 00:33:11,484 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-27 00:33:11,484 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/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 [2018-10-27 00:33:11,488 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:33:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:33:11,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:33:11,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:33:11,730 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-27 00:33:11,748 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:33:11,749 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 00:33:11,749 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 00:33:11,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 00:33:11,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-27 00:33:11,750 INFO L87 Difference]: Start difference. First operand 41 states and 50 transitions. Second operand 6 states. [2018-10-27 00:33:21,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:33:21,439 INFO L93 Difference]: Finished difference Result 50 states and 58 transitions. [2018-10-27 00:33:21,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 00:33:21,495 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-10-27 00:33:21,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:33:21,496 INFO L225 Difference]: With dead ends: 50 [2018-10-27 00:33:21,496 INFO L226 Difference]: Without dead ends: 44 [2018-10-27 00:33:21,496 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-10-27 00:33:21,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-10-27 00:33:21,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 41. [2018-10-27 00:33:21,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-10-27 00:33:21,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2018-10-27 00:33:21,502 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 19 [2018-10-27 00:33:21,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:33:21,502 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2018-10-27 00:33:21,503 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 00:33:21,503 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2018-10-27 00:33:21,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:33:21,503 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:33:21,503 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:33:21,503 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:33:21,504 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:33:21,504 INFO L82 PathProgramCache]: Analyzing trace with hash 574534328, now seen corresponding path program 1 times [2018-10-27 00:33:21,504 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-27 00:33:21,505 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/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 [2018-10-27 00:33:21,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:33:21,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:33:21,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:33:28,527 WARN L179 SmtUtils]: Spent 6.79 s on a formula simplification. DAG size of input: 139 DAG size of output: 115 [2018-10-27 00:33:28,806 INFO L303 Elim1Store]: Index analysis took 274 ms [2018-10-27 00:33:28,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2018-10-27 00:33:29,706 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:33:29,708 INFO L303 Elim1Store]: Index analysis took 876 ms [2018-10-27 00:33:29,725 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 47 [2018-10-27 00:33:30,012 WARN L179 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2018-10-27 00:33:30,257 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:33:30,613 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:33:30,614 INFO L682 Elim1Store]: detected equality via solver [2018-10-27 00:33:30,616 INFO L303 Elim1Store]: Index analysis took 602 ms [2018-10-27 00:33:30,617 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 45 [2018-10-27 00:33:30,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 34 [2018-10-27 00:33:30,706 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-27 00:33:34,648 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-27 00:33:45,892 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:33:46,116 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:33:47,174 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:33:47,174 INFO L682 Elim1Store]: detected equality via solver [2018-10-27 00:33:47,177 INFO L303 Elim1Store]: Index analysis took 1669 ms [2018-10-27 00:33:47,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 53 [2018-10-27 00:33:47,317 INFO L303 Elim1Store]: Index analysis took 113 ms [2018-10-27 00:33:47,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-10-27 00:33:47,318 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-10-27 00:33:57,989 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:33:58,117 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:33:58,340 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:33:58,495 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:33:59,219 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:33:59,221 INFO L303 Elim1Store]: Index analysis took 1658 ms [2018-10-27 00:33:59,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 51 [2018-10-27 00:33:59,236 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-10-27 00:34:22,458 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-27 00:34:40,232 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-27 00:34:59,306 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-27 00:35:22,816 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:24,976 INFO L303 Elim1Store]: Index analysis took 2506 ms [2018-10-27 00:35:24,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 133 [2018-10-27 00:35:30,937 WARN L179 SmtUtils]: Spent 5.96 s on a formula simplification that was a NOOP. DAG size: 100 [2018-10-27 00:35:31,166 INFO L303 Elim1Store]: Index analysis took 229 ms [2018-10-27 00:35:31,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 26 [2018-10-27 00:35:31,865 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:32,884 INFO L303 Elim1Store]: Index analysis took 1715 ms [2018-10-27 00:35:32,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2018-10-27 00:35:33,429 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:33,662 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:33,852 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:35,389 INFO L303 Elim1Store]: Index analysis took 2501 ms [2018-10-27 00:35:35,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 50 [2018-10-27 00:35:35,732 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:36,003 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:36,234 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:36,452 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:36,956 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:37,420 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:41,013 INFO L303 Elim1Store]: Index analysis took 5620 ms [2018-10-27 00:35:41,014 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 77 [2018-10-27 00:35:41,015 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-10-27 00:35:47,667 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-27 00:35:49,971 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-27 00:35:52,200 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-27 00:35:55,859 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:55,985 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:56,053 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:57,292 INFO L303 Elim1Store]: Index analysis took 1588 ms [2018-10-27 00:35:57,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 129 [2018-10-27 00:35:57,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 26 [2018-10-27 00:35:57,564 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:57,699 INFO L303 Elim1Store]: Index analysis took 320 ms [2018-10-27 00:35:57,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2018-10-27 00:35:57,831 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:57,906 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:57,974 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:58,360 INFO L303 Elim1Store]: Index analysis took 658 ms [2018-10-27 00:35:58,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 50 [2018-10-27 00:35:58,518 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:58,595 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:58,680 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:58,758 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:58,785 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:58,822 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:35:59,467 INFO L303 Elim1Store]: Index analysis took 1103 ms [2018-10-27 00:35:59,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 77 [2018-10-27 00:35:59,469 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-10-27 00:36:00,655 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-27 00:36:01,408 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-27 00:36:02,200 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-27 00:36:03,716 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:03,793 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:03,879 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:04,831 INFO L303 Elim1Store]: Index analysis took 1234 ms [2018-10-27 00:36:04,832 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 137 [2018-10-27 00:36:04,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 59 [2018-10-27 00:36:05,004 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,165 INFO L303 Elim1Store]: Index analysis took 290 ms [2018-10-27 00:36:05,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 67 [2018-10-27 00:36:05,195 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,202 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,210 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 83 [2018-10-27 00:36:05,312 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,320 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,328 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,336 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,343 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,351 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,432 INFO L303 Elim1Store]: Index analysis took 176 ms [2018-10-27 00:36:05,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 107 [2018-10-27 00:36:05,507 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,515 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,525 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,533 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,540 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,548 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,555 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,562 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,569 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,576 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,711 INFO L303 Elim1Store]: Index analysis took 274 ms [2018-10-27 00:36:05,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 139 [2018-10-27 00:36:05,793 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,802 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,809 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,818 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,827 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,834 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,842 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,849 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,856 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,863 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,870 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,877 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,884 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,891 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:05,898 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,101 INFO L303 Elim1Store]: Index analysis took 382 ms [2018-10-27 00:36:06,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 179 [2018-10-27 00:36:06,180 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,188 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,195 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,203 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,210 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,218 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,225 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,233 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,241 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,248 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,256 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,263 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,271 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,278 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,286 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,294 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,302 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,311 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,319 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,327 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,336 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,644 INFO L303 Elim1Store]: Index analysis took 533 ms [2018-10-27 00:36:06,645 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 227 [2018-10-27 00:36:06,736 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,764 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,785 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,810 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,840 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,868 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,889 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,911 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,936 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,964 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:06,987 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,016 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,039 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,046 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,053 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,059 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,066 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,072 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,079 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,086 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,092 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,099 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,105 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,112 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,118 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,124 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,131 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,138 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,501 INFO L303 Elim1Store]: Index analysis took 847 ms [2018-10-27 00:36:07,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 283 [2018-10-27 00:36:07,568 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,576 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,587 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,595 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,603 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,612 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,621 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,628 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,636 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,644 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,651 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,659 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,666 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,673 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,681 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,688 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,695 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,703 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,710 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,718 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,725 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,733 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,741 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,749 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,757 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,764 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,772 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,780 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,788 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,796 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,805 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,813 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,821 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,830 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,839 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:07,848 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,420 INFO L303 Elim1Store]: Index analysis took 907 ms [2018-10-27 00:36:08,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 347 [2018-10-27 00:36:08,644 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,680 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,703 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,720 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,739 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,767 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,776 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,790 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,816 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,847 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,872 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,916 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,942 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,963 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,983 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:08,999 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,033 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,070 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,099 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,119 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,138 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,157 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,176 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,184 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,198 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,225 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,252 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,274 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,296 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,318 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,352 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,386 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,421 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,449 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,477 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,505 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,528 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,562 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,590 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,607 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,623 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,645 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,674 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,702 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:09,718 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,711 INFO L303 Elim1Store]: Index analysis took 3276 ms [2018-10-27 00:36:11,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 419 [2018-10-27 00:36:11,800 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,807 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,814 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,821 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,828 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,835 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,842 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,850 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,857 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,879 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,886 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,893 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,901 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,908 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,915 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,922 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,929 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,952 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,960 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,967 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,975 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,982 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,989 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:11,999 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,026 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,034 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,042 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,049 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,056 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,063 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,085 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,093 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,103 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,110 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,118 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,140 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,147 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,154 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,161 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,181 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,189 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,196 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,217 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,223 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,242 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:36:12,838 INFO L303 Elim1Store]: Index analysis took 1113 ms [2018-10-27 00:36:13,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 0 new quantified variables, introduced 20 case distinctions, treesize of input 77 treesize of output 496 [2018-10-27 00:36:13,788 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2018-10-27 00:36:14,592 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1024 xjuncts. [2018-10-27 00:36:46,601 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-10-27 00:36:48,651 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-10-27 00:36:50,496 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-10-27 00:36:52,448 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-10-27 00:36:54,326 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-10-27 00:36:56,542 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-10-27 00:36:58,318 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-10-27 00:37:00,154 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-10-27 00:37:02,131 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-10-27 00:37:03,752 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-10-27 00:37:05,865 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-10-27 00:37:08,735 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 11 xjuncts. [2018-10-27 00:37:11,438 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 11 xjuncts. [2018-10-27 00:37:15,177 INFO L267 ElimStorePlain]: Start of recursive call 1: 22 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 6 xjuncts. [2018-10-27 00:37:15,177 INFO L202 ElimStorePlain]: Needed 30 recursive calls to eliminate 24 variables, input treesize:271, output treesize:600 [2018-10-27 00:37:15,325 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 55 [2018-10-27 00:37:15,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 13 [2018-10-27 00:37:15,358 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-27 00:37:15,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 55 [2018-10-27 00:37:15,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-10-27 00:37:15,410 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-27 00:37:15,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-10-27 00:37:15,425 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-27 00:37:15,426 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-27 00:37:15,440 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-27 00:37:15,440 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:107, output treesize:18 [2018-10-27 00:37:15,953 WARN L179 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-10-27 00:37:16,820 WARN L179 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 60 [2018-10-27 00:37:16,830 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:37:16,831 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:37:16,833 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:37:16,834 INFO L700 Elim1Store]: detected not equals via solver [2018-10-27 00:37:16,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2018-10-27 00:37:16,836 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-27 00:37:17,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 98 [2018-10-27 00:37:17,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 45 [2018-10-27 00:37:17,125 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-27 00:37:17,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 33 [2018-10-27 00:37:17,266 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-27 00:37:17,390 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-10-27 00:37:17,617 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-10-27 00:37:17,617 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:227, output treesize:53 [2018-10-27 00:37:18,169 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-10-27 00:37:18,700 WARN L179 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-10-27 00:37:18,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:37:18,748 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-27 00:37:18,757 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:37:18,757 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-10-27 00:37:18,757 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-27 00:37:18,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-27 00:37:18,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=41, Unknown=1, NotChecked=0, Total=56 [2018-10-27 00:37:18,758 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 8 states. [2018-10-27 00:37:23,116 WARN L179 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-10-27 00:37:26,603 WARN L179 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2018-10-27 00:37:28,911 WARN L179 SmtUtils]: Spent 613.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2018-10-27 00:37:29,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:37:29,116 INFO L93 Difference]: Finished difference Result 54 states and 60 transitions. [2018-10-27 00:37:29,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-27 00:37:29,119 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2018-10-27 00:37:29,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:37:29,119 INFO L225 Difference]: With dead ends: 54 [2018-10-27 00:37:29,119 INFO L226 Difference]: Without dead ends: 46 [2018-10-27 00:37:29,120 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=40, Invalid=115, Unknown=1, NotChecked=0, Total=156 [2018-10-27 00:37:29,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-10-27 00:37:29,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 39. [2018-10-27 00:37:29,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-10-27 00:37:29,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 46 transitions. [2018-10-27 00:37:29,126 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 46 transitions. Word has length 19 [2018-10-27 00:37:29,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:37:29,127 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 46 transitions. [2018-10-27 00:37:29,127 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-27 00:37:29,127 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2018-10-27 00:37:29,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 00:37:29,127 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:37:29,127 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] [2018-10-27 00:37:29,128 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:37:29,128 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:37:29,128 INFO L82 PathProgramCache]: Analyzing trace with hash -895813314, now seen corresponding path program 1 times [2018-10-27 00:37:29,130 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-27 00:37:29,130 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/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 [2018-10-27 00:37:29,134 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:37:29,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:37:29,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:37:29,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:37:29,398 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-27 00:37:29,411 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:37:29,411 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-27 00:37:29,411 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-27 00:37:29,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-27 00:37:29,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-27 00:37:29,412 INFO L87 Difference]: Start difference. First operand 39 states and 46 transitions. Second operand 7 states. [2018-10-27 00:37:39,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:37:39,869 INFO L93 Difference]: Finished difference Result 47 states and 53 transitions. [2018-10-27 00:37:39,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-27 00:37:39,918 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-10-27 00:37:39,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:37:39,919 INFO L225 Difference]: With dead ends: 47 [2018-10-27 00:37:39,919 INFO L226 Difference]: Without dead ends: 41 [2018-10-27 00:37:39,920 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-10-27 00:37:39,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-10-27 00:37:39,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 39. [2018-10-27 00:37:39,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-10-27 00:37:39,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 45 transitions. [2018-10-27 00:37:39,929 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 45 transitions. Word has length 20 [2018-10-27 00:37:39,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:37:39,930 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 45 transitions. [2018-10-27 00:37:39,930 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-27 00:37:39,930 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2018-10-27 00:37:39,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 00:37:39,930 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:37:39,930 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] [2018-10-27 00:37:39,931 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:37:39,931 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:37:39,931 INFO L82 PathProgramCache]: Analyzing trace with hash -2130131876, now seen corresponding path program 1 times [2018-10-27 00:37:39,931 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-27 00:37:39,931 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/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 [2018-10-27 00:37:39,936 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:37:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:37:41,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:37:41,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:37:41,095 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-27 00:37:41,113 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:37:41,113 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-27 00:37:41,113 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-27 00:37:41,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-27 00:37:41,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-27 00:37:41,114 INFO L87 Difference]: Start difference. First operand 39 states and 45 transitions. Second operand 7 states. [2018-10-27 00:37:51,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:37:51,615 INFO L93 Difference]: Finished difference Result 50 states and 57 transitions. [2018-10-27 00:37:51,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-27 00:37:51,665 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2018-10-27 00:37:51,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:37:51,666 INFO L225 Difference]: With dead ends: 50 [2018-10-27 00:37:51,666 INFO L226 Difference]: Without dead ends: 35 [2018-10-27 00:37:51,666 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-10-27 00:37:51,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-10-27 00:37:51,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2018-10-27 00:37:51,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-10-27 00:37:51,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 36 transitions. [2018-10-27 00:37:51,673 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 36 transitions. Word has length 22 [2018-10-27 00:37:51,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:37:51,674 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 36 transitions. [2018-10-27 00:37:51,674 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-27 00:37:51,674 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-10-27 00:37:51,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-27 00:37:51,674 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:37:51,674 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, 1, 1, 1, 1, 1] [2018-10-27 00:37:51,675 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:37:51,675 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:37:51,675 INFO L82 PathProgramCache]: Analyzing trace with hash -1273754747, now seen corresponding path program 1 times [2018-10-27 00:37:51,675 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-27 00:37:51,675 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/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 [2018-10-27 00:37:51,680 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:37:52,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:37:53,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:37:53,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:37:53,140 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-27 00:37:53,166 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:37:53,166 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-27 00:37:53,166 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-27 00:37:53,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-27 00:37:53,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-27 00:37:53,167 INFO L87 Difference]: Start difference. First operand 35 states and 36 transitions. Second operand 7 states. [2018-10-27 00:38:00,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:38:00,358 INFO L93 Difference]: Finished difference Result 35 states and 36 transitions. [2018-10-27 00:38:00,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-27 00:38:00,359 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 32 [2018-10-27 00:38:00,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:38:00,359 INFO L225 Difference]: With dead ends: 35 [2018-10-27 00:38:00,359 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 00:38:00,360 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-10-27 00:38:00,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 00:38:00,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 00:38:00,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 00:38:00,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 00:38:00,360 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2018-10-27 00:38:00,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:38:00,360 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 00:38:00,361 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-27 00:38:00,361 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 00:38:00,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 00:38:00,364 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 00:38:00,791 WARN L179 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 63 [2018-10-27 00:38:00,899 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 63 [2018-10-27 00:38:01,040 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 66 [2018-10-27 00:38:01,250 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 63 [2018-10-27 00:38:01,500 WARN L179 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 107 [2018-10-27 00:38:01,606 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2018-10-27 00:38:01,608 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 00:38:01,608 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-10-27 00:38:01,608 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 00:38:01,608 INFO L425 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 17 30) no Hoare annotation was computed. [2018-10-27 00:38:01,608 INFO L425 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-10-27 00:38:01,608 INFO L421 ceAbstractionStarter]: At program point L19-3(lines 19 23) the Hoare annotation is: (or (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|) (forall ((|~#aT_atan~0.base| (_ BitVec 32))) (or (not (= (bvadd (select |old(#valid)| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1))) (= |~#atanlo_atan~0.base| |~#aT_atan~0.base|) (= |~#atanhi_atan~0.base| |~#aT_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanhi_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanlo_atan~0.base|))) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|)) (not (= (let ((.cse0 (select (select |old(#memory_int)| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 15707962513.0 10000000000.0))))) (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 75497894159.0 1000000000000000000.0))) (let ((.cse1 (select (select |old(#memory_int)| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) [2018-10-27 00:38:01,608 INFO L425 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 17 30) no Hoare annotation was computed. [2018-10-27 00:38:01,609 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 28) no Hoare annotation was computed. [2018-10-27 00:38:01,609 INFO L421 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 17 30) the Hoare annotation is: (or (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|) (forall ((|~#aT_atan~0.base| (_ BitVec 32))) (or (not (= (bvadd (select |old(#valid)| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1))) (= |~#atanlo_atan~0.base| |~#aT_atan~0.base|) (= |~#atanhi_atan~0.base| |~#aT_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanhi_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanlo_atan~0.base|))) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|)) (not (= (let ((.cse0 (select (select |old(#memory_int)| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 15707962513.0 10000000000.0))))) (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 75497894159.0 1000000000000000000.0))) (let ((.cse1 (select (select |old(#memory_int)| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) [2018-10-27 00:38:01,609 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 17 30) no Hoare annotation was computed. [2018-10-27 00:38:01,609 INFO L425 ceAbstractionStarter]: For program point L24-3(lines 24 28) no Hoare annotation was computed. [2018-10-27 00:38:01,609 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 00:38:01,609 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0)))) (= (let ((.cse0 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 75497894159.0 1000000000000000000.0)))) (= (let ((.cse1 (select (select |#memory_int| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 15707962513.0 10000000000.0)))) (= (_ bv1 1) (select |#valid| |~#atanlo_atan~0.base|)) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (not (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|)) (exists ((|~#aT_atan~0.base| (_ BitVec 32))) (and (= (bvadd (select |#valid| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (not (= |~#atanlo_atan~0.base| |~#aT_atan~0.base|)) (not (= |~#atanhi_atan~0.base| |~#aT_atan~0.base|))))) [2018-10-27 00:38:01,609 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 00:38:01,609 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 00:38:01,609 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 132) no Hoare annotation was computed. [2018-10-27 00:38:01,610 INFO L421 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|) (forall ((|~#aT_atan~0.base| (_ BitVec 32))) (or (not (= (bvadd (select |old(#valid)| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1))) (= |~#atanlo_atan~0.base| |~#aT_atan~0.base|) (= |~#atanhi_atan~0.base| |~#aT_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanhi_atan~0.base|))) (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|) (= (fp.div RNE (fp.neg ((_ to_fp 8 24) RNE 1.0)) (_ +zero 8 24)) main_~x~0)) (not (= (_ bv1 1) (select |old(#valid)| |~#atanlo_atan~0.base|))) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= (let ((.cse0 (select (select |old(#memory_int)| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 15707962513.0 10000000000.0))))) (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 75497894159.0 1000000000000000000.0))) (let ((.cse1 (select (select |old(#memory_int)| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) [2018-10-27 00:38:01,610 INFO L425 ceAbstractionStarter]: For program point L127-1(line 127) no Hoare annotation was computed. [2018-10-27 00:38:01,610 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 120 135) the Hoare annotation is: (or (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|) (forall ((|~#aT_atan~0.base| (_ BitVec 32))) (or (not (= (bvadd (select |old(#valid)| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1))) (= |~#atanlo_atan~0.base| |~#aT_atan~0.base|) (= |~#atanhi_atan~0.base| |~#aT_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanhi_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanlo_atan~0.base|))) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|)) (not (= (let ((.cse0 (select (select |old(#memory_int)| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 15707962513.0 10000000000.0))))) (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 75497894159.0 1000000000000000000.0))) (let ((.cse1 (select (select |old(#memory_int)| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) [2018-10-27 00:38:01,610 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 120 135) no Hoare annotation was computed. [2018-10-27 00:38:01,610 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2018-10-27 00:38:01,610 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 120 135) no Hoare annotation was computed. [2018-10-27 00:38:01,610 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-27 00:38:01,610 INFO L421 ceAbstractionStarter]: At program point atan_floatENTRY(lines 56 118) the Hoare annotation is: (or (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|) (forall ((|~#aT_atan~0.base| (_ BitVec 32))) (or (not (= (bvadd (select |old(#valid)| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1))) (= |~#atanlo_atan~0.base| |~#aT_atan~0.base|) (= |~#atanhi_atan~0.base| |~#aT_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanhi_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanlo_atan~0.base|))) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|)) (not (= (let ((.cse0 (select (select |old(#memory_int)| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 15707962513.0 10000000000.0))))) (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 75497894159.0 1000000000000000000.0))) (let ((.cse1 (select (select |old(#memory_int)| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) [2018-10-27 00:38:01,610 INFO L425 ceAbstractionStarter]: For program point atan_floatFINAL(lines 56 118) no Hoare annotation was computed. [2018-10-27 00:38:01,610 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2018-10-27 00:38:01,611 INFO L421 ceAbstractionStarter]: At program point L60-3(lines 60 64) the Hoare annotation is: (or (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|) (forall ((|~#aT_atan~0.base| (_ BitVec 32))) (or (not (= (bvadd (select |old(#valid)| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1))) (= |~#atanlo_atan~0.base| |~#aT_atan~0.base|) (= |~#atanhi_atan~0.base| |~#aT_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanhi_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanlo_atan~0.base|))) (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|) (= |atan_float_#in~x| atan_float_~x)) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= (let ((.cse0 (select (select |old(#memory_int)| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 15707962513.0 10000000000.0))))) (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 75497894159.0 1000000000000000000.0))) (let ((.cse1 (select (select |old(#memory_int)| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) [2018-10-27 00:38:01,611 INFO L425 ceAbstractionStarter]: For program point L60-4(lines 60 64) no Hoare annotation was computed. [2018-10-27 00:38:01,611 INFO L421 ceAbstractionStarter]: At program point L81(line 81) the Hoare annotation is: (or (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|) (forall ((|~#aT_atan~0.base| (_ BitVec 32))) (or (not (= (bvadd (select |old(#valid)| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1))) (= |~#atanlo_atan~0.base| |~#aT_atan~0.base|) (= |~#atanhi_atan~0.base| |~#aT_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanhi_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanlo_atan~0.base|))) (and (exists ((atan_float_~hx~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) atan_float_~hx~0) ((_ extract 30 23) atan_float_~hx~0) ((_ extract 22 0) atan_float_~hx~0)) |atan_float_#in~x|) (= (bvand atan_float_~hx~0 (_ bv2147483647 32)) atan_float_~ix~1))) (= (fp ((_ extract 31 31) atan_float_~hx~0) ((_ extract 30 23) atan_float_~hx~0) ((_ extract 22 0) atan_float_~hx~0)) |atan_float_#in~x|) (exists ((atan_float_~hx~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) atan_float_~hx~0) ((_ extract 30 23) atan_float_~hx~0) ((_ extract 22 0) atan_float_~hx~0)) |atan_float_#in~x|) (not (bvsge (bvand atan_float_~hx~0 (_ bv2147483647 32)) (_ bv1350565888 32))))) (= |atan_float_#in~x| atan_float_~x) (= (_ bv1 1) (select |#valid| |~#atanlo_atan~0.base|)) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (exists ((|atan_float_write~intFLOATTYPE4_#ptr.offset| (_ BitVec 32)) (|atan_float_#Ultimate.alloc_#res.offset| (_ BitVec 32)) (|v_qquantified_#valueAsBitvector_5| (_ BitVec 32)) (v_prenex_61 (_ BitVec 32)) (|atan_float_write~intFLOATTYPE4_#ptr.base| (_ BitVec 32))) (and (= (store |old(#memory_int)| |atan_float_write~intFLOATTYPE4_#ptr.base| (store (store (select |old(#memory_int)| |atan_float_write~intFLOATTYPE4_#ptr.base|) |atan_float_#Ultimate.alloc_#res.offset| v_prenex_61) |atan_float_write~intFLOATTYPE4_#ptr.offset| |v_qquantified_#valueAsBitvector_5|)) |#memory_int|) (= (select |old(#valid)| |atan_float_write~intFLOATTYPE4_#ptr.base|) (_ bv0 1)))) (exists ((|~#aT_atan~0.base| (_ BitVec 32))) (and (= (bvadd (select |#valid| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (not (= |~#atanlo_atan~0.base| |~#aT_atan~0.base|)) (not (= |~#atanhi_atan~0.base| |~#aT_atan~0.base|))))) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= (let ((.cse0 (select (select |old(#memory_int)| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 15707962513.0 10000000000.0))))) (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 75497894159.0 1000000000000000000.0))) (let ((.cse1 (select (select |old(#memory_int)| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) [2018-10-27 00:38:01,611 INFO L425 ceAbstractionStarter]: For program point L81-1(line 81) no Hoare annotation was computed. [2018-10-27 00:38:01,611 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 72) no Hoare annotation was computed. [2018-10-27 00:38:01,611 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 98) no Hoare annotation was computed. [2018-10-27 00:38:01,611 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 99) no Hoare annotation was computed. [2018-10-27 00:38:01,611 INFO L425 ceAbstractionStarter]: For program point L66(lines 66 73) no Hoare annotation was computed. [2018-10-27 00:38:01,611 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2018-10-27 00:38:01,611 INFO L425 ceAbstractionStarter]: For program point L91-2(lines 74 99) no Hoare annotation was computed. [2018-10-27 00:38:01,611 INFO L425 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2018-10-27 00:38:01,612 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-27 00:38:01,612 INFO L425 ceAbstractionStarter]: For program point L116-2(line 116) no Hoare annotation was computed. [2018-10-27 00:38:01,612 INFO L425 ceAbstractionStarter]: For program point L112(lines 112 117) no Hoare annotation was computed. [2018-10-27 00:38:01,612 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 78) no Hoare annotation was computed. [2018-10-27 00:38:01,612 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 78) no Hoare annotation was computed. [2018-10-27 00:38:01,612 INFO L425 ceAbstractionStarter]: For program point L67(lines 67 68) no Hoare annotation was computed. [2018-10-27 00:38:01,612 INFO L425 ceAbstractionStarter]: For program point atan_floatEXIT(lines 56 118) no Hoare annotation was computed. [2018-10-27 00:38:01,612 INFO L425 ceAbstractionStarter]: For program point L76(lines 76 77) no Hoare annotation was computed. [2018-10-27 00:38:01,616 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,617 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,617 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,620 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,620 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,620 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,620 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,621 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,621 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,623 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,623 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,623 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,623 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,623 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,624 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,624 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,624 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,626 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,627 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,627 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,627 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,627 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,627 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,628 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,628 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,628 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,628 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,629 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,629 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,629 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,629 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,629 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,629 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,630 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,631 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,631 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,631 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,631 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,631 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,632 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,632 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,632 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,632 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,633 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,633 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,633 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,633 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,633 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,634 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,634 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,634 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,634 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,635 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,635 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,635 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,635 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,635 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,635 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,635 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,636 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,636 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,636 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,636 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,637 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,637 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,637 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,637 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,637 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 12:38:01 BoogieIcfgContainer [2018-10-27 00:38:01,639 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 00:38:01,640 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:38:01,640 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:38:01,640 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:38:01,640 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:32:58" (3/4) ... [2018-10-27 00:38:01,643 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 00:38:01,648 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-27 00:38:01,648 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-10-27 00:38:01,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-27 00:38:01,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-10-27 00:38:01,656 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 122 nodes and edges [2018-10-27 00:38:01,656 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2018-10-27 00:38:01,657 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-10-27 00:38:01,657 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-10-27 00:38:01,680 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((atanhi_atan == atanlo_atan || (forall ~#aT_atan~0.base : bv32 :: (!(~bvadd64(\old(\valid)[~#aT_atan~0.base], 1bv1) == 0bv1) || atanlo_atan == ~#aT_atan~0.base) || atanhi_atan == ~#aT_atan~0.base)) || !(1bv1 == \old(\valid)[atanhi_atan])) || !(1bv1 == \old(\valid)[atanlo_atan])) || ((\valid == \old(\valid) && \old(unknown-#memory_int-unknown) == unknown-#memory_int-unknown) && \old(x) == x)) || !(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000)))) || !(~fp~LONGDOUBLE(\old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], \old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], \old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 15707962513/10000000000)))) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(\old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], \old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], \old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0])) [2018-10-27 00:38:01,681 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((atanhi_atan == atanlo_atan || (forall ~#aT_atan~0.base : bv32 :: (!(~bvadd64(\old(\valid)[~#aT_atan~0.base], 1bv1) == 0bv1) || atanlo_atan == ~#aT_atan~0.base) || atanhi_atan == ~#aT_atan~0.base)) || !(1bv1 == \old(\valid)[atanhi_atan])) || !(1bv1 == \old(\valid)[atanlo_atan])) || !(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000)))) || (\valid == \old(\valid) && \old(unknown-#memory_int-unknown) == unknown-#memory_int-unknown)) || !(~fp~LONGDOUBLE(\old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], \old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], \old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 15707962513/10000000000)))) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(\old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], \old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], \old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0])) [2018-10-27 00:38:01,723 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c4e8a09b-10a6-4a4a-bfce-f624f0a37f76/bin-2019/utaipan/witness.graphml [2018-10-27 00:38:01,723 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:38:01,724 INFO L168 Benchmark]: Toolchain (without parser) took 311724.25 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 245.4 MB). Free memory was 946.5 MB in the beginning and 1.2 GB in the end (delta: -216.3 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. [2018-10-27 00:38:01,724 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:38:01,724 INFO L168 Benchmark]: CACSL2BoogieTranslator took 311.58 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 929.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:38:01,724 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.53 ms. Allocated memory is still 1.0 GB. Free memory was 929.1 MB in the beginning and 923.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:38:01,725 INFO L168 Benchmark]: Boogie Preprocessor took 45.48 ms. Allocated memory is still 1.0 GB. Free memory is still 923.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:38:01,725 INFO L168 Benchmark]: RCFGBuilder took 7886.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 923.7 MB in the beginning and 1.1 GB in the end (delta: -169.4 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2018-10-27 00:38:01,725 INFO L168 Benchmark]: TraceAbstraction took 303338.67 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 78.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -77.8 MB). Peak memory consumption was 359.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:38:01,725 INFO L168 Benchmark]: Witness Printer took 83.49 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-10-27 00:38:01,727 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 311.58 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 929.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.53 ms. Allocated memory is still 1.0 GB. Free memory was 929.1 MB in the beginning and 923.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.48 ms. Allocated memory is still 1.0 GB. Free memory is still 923.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 7886.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 923.7 MB in the beginning and 1.1 GB in the end (delta: -169.4 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 303338.67 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 78.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -77.8 MB). Peak memory consumption was 359.7 MB. Max. memory is 11.5 GB. * Witness Printer took 83.49 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression 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.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 19]: Loop Invariant [2018-10-27 00:38:01,730 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,731 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,731 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,731 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,731 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,731 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,731 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,732 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,732 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,732 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,732 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,732 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,732 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,733 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,733 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,733 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,733 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,734 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,734 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,734 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,734 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,734 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,734 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,734 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,735 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,735 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,735 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,735 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,735 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,735 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,736 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,736 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,736 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,736 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((atanhi_atan == atanlo_atan || (forall ~#aT_atan~0.base : bv32 :: (!(~bvadd64(\old(\valid)[~#aT_atan~0.base], 1bv1) == 0bv1) || atanlo_atan == ~#aT_atan~0.base) || atanhi_atan == ~#aT_atan~0.base)) || !(1bv1 == \old(\valid)[atanhi_atan])) || !(1bv1 == \old(\valid)[atanlo_atan])) || !(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000)))) || (\valid == \old(\valid) && \old(unknown-#memory_int-unknown) == unknown-#memory_int-unknown)) || !(~fp~LONGDOUBLE(\old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], \old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], \old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 15707962513/10000000000)))) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(\old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], \old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], \old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0])) - InvariantResult [Line: 60]: Loop Invariant [2018-10-27 00:38:01,736 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,737 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,737 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,737 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,737 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,737 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,737 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,737 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,738 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,738 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,738 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,738 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,738 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,739 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,739 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,739 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,739 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,739 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,740 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,740 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-10-27 00:38:01,740 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,740 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,740 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,740 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,741 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,741 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-27 00:38:01,741 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,741 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,741 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,741 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,742 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,742 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,742 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-27 00:38:01,742 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((atanhi_atan == atanlo_atan || (forall ~#aT_atan~0.base : bv32 :: (!(~bvadd64(\old(\valid)[~#aT_atan~0.base], 1bv1) == 0bv1) || atanlo_atan == ~#aT_atan~0.base) || atanhi_atan == ~#aT_atan~0.base)) || !(1bv1 == \old(\valid)[atanhi_atan])) || !(1bv1 == \old(\valid)[atanlo_atan])) || ((\valid == \old(\valid) && \old(unknown-#memory_int-unknown) == unknown-#memory_int-unknown) && \old(x) == x)) || !(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000)))) || !(~fp~LONGDOUBLE(\old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], \old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], \old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 15707962513/10000000000)))) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(\old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], \old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], \old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0])) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 45 locations, 1 error locations. SAFE Result, 303.2s OverallTime, 7 OverallIterations, 1 TraceHistogramMax, 60.6s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 250 SDtfs, 294 SDslu, 702 SDs, 0 SdLazy, 300 SolverSat, 30 SolverUnsat, 18 SolverUnknown, 0 SolverNotchecked, 55.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 163 GetRequests, 109 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred 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, 7 MinimizatonAttempts, 16 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 10 LocationsWithAnnotation, 12 PreInvPairs, 15 NumberOfFragments, 997 HoareAnnotationTreeSize, 12 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 10 FomulaSimplificationsInter, 685 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 238.1s InterpolantComputationTime, 147 NumberOfCodeBlocks, 147 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 140 ConstructedInterpolants, 44 QuantifiedInterpolants, 34781 SizeOfPredicates, 79 NumberOfNonLiveVariables, 1038 ConjunctsInSsa, 91 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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...