./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_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/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_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/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_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/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_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/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 [2018-11-10 09:58:52,117 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:58:52,118 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:58:52,125 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:58:52,126 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:58:52,126 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:58:52,127 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:58:52,128 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:58:52,128 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:58:52,129 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:58:52,130 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:58:52,130 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:58:52,130 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:58:52,131 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:58:52,132 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:58:52,132 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:58:52,133 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:58:52,134 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:58:52,135 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:58:52,136 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:58:52,137 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:58:52,138 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:58:52,139 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:58:52,139 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:58:52,139 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:58:52,139 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:58:52,140 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:58:52,140 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:58:52,141 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:58:52,142 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:58:52,142 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:58:52,142 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:58:52,142 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:58:52,143 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:58:52,143 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:58:52,144 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:58:52,144 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 09:58:52,152 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:58:52,152 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:58:52,153 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:58:52,153 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:58:52,153 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:58:52,153 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:58:52,153 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 09:58:52,153 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:58:52,153 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 09:58:52,154 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 09:58:52,154 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:58:52,154 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:58:52,154 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:58:52,155 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:58:52,155 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:58:52,155 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:58:52,155 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:58:52,155 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:58:52,155 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:58:52,155 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:58:52,155 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:58:52,156 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:58:52,156 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:58:52,156 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:58:52,156 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:58:52,156 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:58:52,156 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:58:52,156 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:58:52,157 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:58:52,157 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:58:52,157 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 09:58:52,157 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:58:52,157 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:58:52,157 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 09:58:52,157 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_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/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 [2018-11-10 09:58:52,184 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:58:52,193 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:58:52,196 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:58:52,197 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:58:52,198 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:58:52,198 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c [2018-11-10 09:58:52,246 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/data/85284179c/5cf34f515c0145168071dbbd444557bc/FLAG8fdd339a8 [2018-11-10 09:58:52,648 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:58:52,649 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c [2018-11-10 09:58:52,653 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/data/85284179c/5cf34f515c0145168071dbbd444557bc/FLAG8fdd339a8 [2018-11-10 09:58:52,661 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/data/85284179c/5cf34f515c0145168071dbbd444557bc [2018-11-10 09:58:52,663 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:58:52,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:58:52,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:58:52,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:58:52,667 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:58:52,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:58:52" (1/1) ... [2018-11-10 09:58:52,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@edd199e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:52, skipping insertion in model container [2018-11-10 09:58:52,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:58:52" (1/1) ... [2018-11-10 09:58:52,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:58:52,692 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:58:52,818 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:58:52,824 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:58:52,850 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:58:52,867 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:58:52,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:52 WrapperNode [2018-11-10 09:58:52,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:58:52,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:58:52,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:58:52,868 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:58:52,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:52" (1/1) ... [2018-11-10 09:58:52,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:52" (1/1) ... [2018-11-10 09:58:52,951 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:58:52,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:58:52,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:58:52,951 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:58:52,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:52" (1/1) ... [2018-11-10 09:58:52,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:52" (1/1) ... [2018-11-10 09:58:52,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:52" (1/1) ... [2018-11-10 09:58:52,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:52" (1/1) ... [2018-11-10 09:58:52,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:52" (1/1) ... [2018-11-10 09:58:52,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:52" (1/1) ... [2018-11-10 09:58:52,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:52" (1/1) ... [2018-11-10 09:58:52,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:58:52,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:58:52,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:58:52,982 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:58:52,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:58:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:58:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:58:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:58:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:58:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-10 09:58:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-10 09:58:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:58:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:58:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-10 09:58:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-10 09:58:53,450 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:58:53,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:58:53 BoogieIcfgContainer [2018-11-10 09:58:53,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 09:58:53,451 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 09:58:53,451 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 09:58:53,454 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 09:58:53,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 09:58:52" (1/3) ... [2018-11-10 09:58:53,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d5c3f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 09:58:53, skipping insertion in model container [2018-11-10 09:58:53,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:52" (2/3) ... [2018-11-10 09:58:53,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d5c3f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 09:58:53, skipping insertion in model container [2018-11-10 09:58:53,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:58:53" (3/3) ... [2018-11-10 09:58:53,457 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621b_true-unreach-call.c [2018-11-10 09:58:53,465 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 09:58:53,471 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 09:58:53,486 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 09:58:53,513 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 09:58:53,513 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 09:58:53,513 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 09:58:53,514 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 09:58:53,514 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 09:58:53,514 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 09:58:53,514 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 09:58:53,514 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 09:58:53,529 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states. [2018-11-10 09:58:53,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 09:58:53,535 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:58:53,536 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:58:53,538 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:58:53,543 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:58:53,543 INFO L82 PathProgramCache]: Analyzing trace with hash -412213090, now seen corresponding path program 1 times [2018-11-10 09:58:53,545 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 09:58:53,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:58:53,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:58:53,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:58:53,588 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 09:58:53,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:58:53,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:58:53,686 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 09:58:53,686 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 09:58:53,687 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 09:58:53,690 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 09:58:53,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 09:58:53,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 09:58:53,700 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 2 states. [2018-11-10 09:58:53,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:58:53,717 INFO L93 Difference]: Finished difference Result 82 states and 117 transitions. [2018-11-10 09:58:53,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 09:58:53,718 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-11-10 09:58:53,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 09:58:53,724 INFO L225 Difference]: With dead ends: 82 [2018-11-10 09:58:53,725 INFO L226 Difference]: Without dead ends: 41 [2018-11-10 09:58:53,727 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 09:58:53,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-11-10 09:58:53,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-11-10 09:58:53,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-10 09:58:53,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 51 transitions. [2018-11-10 09:58:53,753 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 51 transitions. Word has length 17 [2018-11-10 09:58:53,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 09:58:53,754 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 51 transitions. [2018-11-10 09:58:53,754 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 09:58:53,754 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2018-11-10 09:58:53,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 09:58:53,755 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:58:53,755 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:58:53,755 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:58:53,755 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:58:53,755 INFO L82 PathProgramCache]: Analyzing trace with hash -1211674975, now seen corresponding path program 1 times [2018-11-10 09:58:53,755 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 09:58:53,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:58:53,757 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:58:53,757 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:58:53,757 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 09:58:53,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:58:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:58:53,840 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 09:58:53,852 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,853 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,854 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,854 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,855 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,855 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,855 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 09:58:53,856 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 09:58:53,856 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,856 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,856 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 09:58:53,857 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 09:58:53,857 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,857 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,857 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 09:58:53,858 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 09:58:53,858 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,858 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,858 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 09:58:53,859 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 09:58:53,859 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,859 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,859 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 09:58:53,860 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 09:58:53,860 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,860 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:58:53,860 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 09:58:53,860 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 09:58:53,869 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450954 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 09:58:53,870 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450957 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-10 09:58:53,870 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450953 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-10 09:58:53,870 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450950 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 09:58:53,870 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450970 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 09:58:53,871 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450961 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 09:58:53,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 09:58:53 BoogieIcfgContainer [2018-11-10 09:58:53,881 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 09:58:53,882 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 09:58:53,882 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 09:58:53,882 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 09:58:53,882 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:58:53" (3/4) ... [2018-11-10 09:58:53,885 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 09:58:53,886 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 09:58:53,886 INFO L168 Benchmark]: Toolchain (without parser) took 1222.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 961.9 MB in the beginning and 1.0 GB in the end (delta: -70.3 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. [2018-11-10 09:58:53,888 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:58:53,888 INFO L168 Benchmark]: CACSL2BoogieTranslator took 202.57 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 945.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 09:58:53,888 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -187.7 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-11-10 09:58:53,889 INFO L168 Benchmark]: Boogie Preprocessor took 31.00 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. [2018-11-10 09:58:53,890 INFO L168 Benchmark]: RCFGBuilder took 468.32 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: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:58:53,890 INFO L168 Benchmark]: TraceAbstraction took 430.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 09:58:53,890 INFO L168 Benchmark]: Witness Printer took 4.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:58:53,893 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 202.57 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 945.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -187.7 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.00 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. * RCFGBuilder took 468.32 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: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 430.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 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.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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450954 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 6442450953 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 6442450970 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# * 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, 0.3s 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 [2018-11-10 09:58:55,397 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:58:55,398 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:58:55,406 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:58:55,406 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:58:55,407 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:58:55,407 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:58:55,409 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:58:55,410 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:58:55,410 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:58:55,411 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:58:55,411 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:58:55,412 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:58:55,413 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:58:55,414 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:58:55,414 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:58:55,415 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:58:55,416 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:58:55,418 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:58:55,419 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:58:55,420 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:58:55,421 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:58:55,422 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:58:55,423 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:58:55,423 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:58:55,423 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:58:55,424 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:58:55,425 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:58:55,425 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:58:55,426 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:58:55,426 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:58:55,427 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:58:55,427 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:58:55,427 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:58:55,428 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:58:55,428 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:58:55,428 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 09:58:55,439 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:58:55,439 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:58:55,440 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:58:55,440 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:58:55,440 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:58:55,441 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:58:55,441 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:58:55,441 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:58:55,441 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:58:55,442 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:58:55,442 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:58:55,442 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:58:55,442 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:58:55,442 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:58:55,442 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:58:55,442 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 09:58:55,443 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 09:58:55,443 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:58:55,443 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:58:55,443 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:58:55,443 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:58:55,443 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:58:55,443 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:58:55,444 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:58:55,444 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:58:55,444 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:58:55,444 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:58:55,444 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:58:55,444 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 09:58:55,444 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:58:55,445 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 09:58:55,445 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 09:58:55,445 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_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/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 [2018-11-10 09:58:55,476 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:58:55,486 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:58:55,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:58:55,490 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:58:55,490 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:58:55,491 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c [2018-11-10 09:58:55,538 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/data/e48380637/786c9434bb384c61a91b011d3ccf40c4/FLAGad91888b3 [2018-11-10 09:58:55,886 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:58:55,886 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c [2018-11-10 09:58:55,891 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/data/e48380637/786c9434bb384c61a91b011d3ccf40c4/FLAGad91888b3 [2018-11-10 09:58:55,903 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/data/e48380637/786c9434bb384c61a91b011d3ccf40c4 [2018-11-10 09:58:55,905 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:58:55,906 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:58:55,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:58:55,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:58:55,909 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:58:55,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:58:55" (1/1) ... [2018-11-10 09:58:55,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@661d8800 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:55, skipping insertion in model container [2018-11-10 09:58:55,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:58:55" (1/1) ... [2018-11-10 09:58:55,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:58:55,938 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:58:56,082 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:58:56,089 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:58:56,122 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:58:56,146 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:58:56,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:56 WrapperNode [2018-11-10 09:58:56,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:58:56,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:58:56,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:58:56,148 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:58:56,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:56" (1/1) ... [2018-11-10 09:58:56,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:56" (1/1) ... [2018-11-10 09:58:56,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:58:56,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:58:56,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:58:56,191 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:58:56,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:56" (1/1) ... [2018-11-10 09:58:56,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:56" (1/1) ... [2018-11-10 09:58:56,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:56" (1/1) ... [2018-11-10 09:58:56,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:56" (1/1) ... [2018-11-10 09:58:56,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:56" (1/1) ... [2018-11-10 09:58:56,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:56" (1/1) ... [2018-11-10 09:58:56,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:56" (1/1) ... [2018-11-10 09:58:56,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:58:56,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:58:56,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:58:56,288 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:58:56,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:58:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:58:56,323 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:58:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:58:56,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:58:56,324 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-10 09:58:56,324 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-10 09:58:56,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:58:56,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:58:56,324 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-10 09:58:56,324 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-10 09:58:57,442 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:58:57,493 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:59:05,336 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:59:05,376 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:59:05,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:59:05 BoogieIcfgContainer [2018-11-10 09:59:05,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 09:59:05,378 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 09:59:05,378 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 09:59:05,381 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 09:59:05,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 09:58:55" (1/3) ... [2018-11-10 09:59:05,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2011b9cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 09:59:05, skipping insertion in model container [2018-11-10 09:59:05,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:58:56" (2/3) ... [2018-11-10 09:59:05,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2011b9cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 09:59:05, skipping insertion in model container [2018-11-10 09:59:05,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:59:05" (3/3) ... [2018-11-10 09:59:05,384 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621b_true-unreach-call.c [2018-11-10 09:59:05,392 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 09:59:05,398 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 09:59:05,409 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 09:59:05,431 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 09:59:05,431 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 09:59:05,431 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 09:59:05,431 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 09:59:05,432 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 09:59:05,432 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 09:59:05,432 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 09:59:05,432 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 09:59:05,432 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 09:59:05,448 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states. [2018-11-10 09:59:05,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 09:59:05,454 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:59:05,455 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:59:05,457 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:59:05,460 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:59:05,461 INFO L82 PathProgramCache]: Analyzing trace with hash -412213090, now seen corresponding path program 1 times [2018-11-10 09:59:05,464 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 09:59:05,464 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-10 09:59:05,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:59:05,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:59:05,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 09:59:05,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:59:05,631 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 09:59:05,642 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 09:59:05,643 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 09:59:05,645 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 09:59:05,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 09:59:05,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 09:59:05,655 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 2 states. [2018-11-10 09:59:05,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:59:05,671 INFO L93 Difference]: Finished difference Result 82 states and 117 transitions. [2018-11-10 09:59:05,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 09:59:05,672 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-11-10 09:59:05,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 09:59:05,679 INFO L225 Difference]: With dead ends: 82 [2018-11-10 09:59:05,679 INFO L226 Difference]: Without dead ends: 41 [2018-11-10 09:59:05,682 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 [2018-11-10 09:59:05,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-11-10 09:59:05,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-11-10 09:59:05,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-10 09:59:05,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 51 transitions. [2018-11-10 09:59:05,708 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 51 transitions. Word has length 17 [2018-11-10 09:59:05,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 09:59:05,708 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 51 transitions. [2018-11-10 09:59:05,708 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 09:59:05,708 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2018-11-10 09:59:05,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 09:59:05,709 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:59:05,709 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:59:05,709 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:59:05,710 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:59:05,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1211674975, now seen corresponding path program 1 times [2018-11-10 09:59:05,710 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 09:59:05,711 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-11-10 09:59:05,731 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:59:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:59:05,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 09:59:06,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:59:06,005 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 09:59:06,019 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 09:59:06,020 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 09:59:06,021 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 09:59:06,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 09:59:06,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 09:59:06,022 INFO L87 Difference]: Start difference. First operand 41 states and 51 transitions. Second operand 7 states. [2018-11-10 09:59:15,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:59:15,590 INFO L93 Difference]: Finished difference Result 50 states and 59 transitions. [2018-11-10 09:59:15,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 09:59:15,641 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2018-11-10 09:59:15,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 09:59:15,643 INFO L225 Difference]: With dead ends: 50 [2018-11-10 09:59:15,644 INFO L226 Difference]: Without dead ends: 44 [2018-11-10 09:59:15,644 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-10 09:59:15,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-11-10 09:59:15,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 41. [2018-11-10 09:59:15,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-10 09:59:15,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 50 transitions. [2018-11-10 09:59:15,650 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 50 transitions. Word has length 18 [2018-11-10 09:59:15,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 09:59:15,651 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 50 transitions. [2018-11-10 09:59:15,651 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 09:59:15,651 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2018-11-10 09:59:15,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 09:59:15,652 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:59:15,652 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:59:15,652 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:59:15,652 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:59:15,652 INFO L82 PathProgramCache]: Analyzing trace with hash 545905177, now seen corresponding path program 1 times [2018-11-10 09:59:15,653 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 09:59:15,653 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-11-10 09:59:15,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:59:15,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:59:15,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 09:59:15,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:59:15,858 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 09:59:15,868 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 09:59:15,868 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 09:59:15,868 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 09:59:15,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 09:59:15,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 09:59:15,869 INFO L87 Difference]: Start difference. First operand 41 states and 50 transitions. Second operand 6 states. [2018-11-10 09:59:25,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:59:25,523 INFO L93 Difference]: Finished difference Result 50 states and 58 transitions. [2018-11-10 09:59:25,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 09:59:25,576 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-11-10 09:59:25,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 09:59:25,577 INFO L225 Difference]: With dead ends: 50 [2018-11-10 09:59:25,577 INFO L226 Difference]: Without dead ends: 44 [2018-11-10 09:59:25,578 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 09:59:25,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-11-10 09:59:25,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 41. [2018-11-10 09:59:25,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-10 09:59:25,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2018-11-10 09:59:25,582 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 19 [2018-11-10 09:59:25,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 09:59:25,583 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2018-11-10 09:59:25,583 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 09:59:25,583 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2018-11-10 09:59:25,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 09:59:25,583 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:59:25,584 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:59:25,584 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:59:25,584 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:59:25,584 INFO L82 PathProgramCache]: Analyzing trace with hash 574534328, now seen corresponding path program 1 times [2018-11-10 09:59:25,585 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 09:59:25,585 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-11-10 09:59:25,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:59:25,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:59:25,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 09:59:32,321 WARN L179 SmtUtils]: Spent 6.50 s on a formula simplification. DAG size of input: 139 DAG size of output: 115 [2018-11-10 09:59:32,577 INFO L303 Elim1Store]: Index analysis took 249 ms [2018-11-10 09:59:32,581 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 [2018-11-10 09:59:33,477 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 09:59:33,479 INFO L303 Elim1Store]: Index analysis took 878 ms [2018-11-10 09:59:33,498 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 [2018-11-10 09:59:33,934 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 09:59:34,060 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 09:59:34,061 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 09:59:34,064 INFO L303 Elim1Store]: Index analysis took 484 ms [2018-11-10 09:59:34,065 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 [2018-11-10 09:59:34,226 INFO L303 Elim1Store]: Index analysis took 158 ms [2018-11-10 09:59:34,227 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 [2018-11-10 09:59:34,227 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 09:59:40,459 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 09:59:50,972 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 09:59:51,296 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 09:59:53,222 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 09:59:53,223 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 09:59:53,226 INFO L303 Elim1Store]: Index analysis took 2961 ms [2018-11-10 09:59:53,239 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 [2018-11-10 09:59:53,433 INFO L303 Elim1Store]: Index analysis took 190 ms [2018-11-10 09:59:53,434 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 [2018-11-10 09:59:53,434 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 10:00:10,077 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:00:10,136 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:00:10,632 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:00:11,180 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:00:13,509 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:00:13,511 INFO L303 Elim1Store]: Index analysis took 3887 ms [2018-11-10 10:00:13,519 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 [2018-11-10 10:00:13,520 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-11-10 10:00:34,189 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-10 10:00:49,277 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-10 10:01:10,641 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-10 10:01:37,100 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:01:38,808 INFO L303 Elim1Store]: Index analysis took 2420 ms [2018-11-10 10:01:38,809 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 [2018-11-10 10:01:45,260 WARN L179 SmtUtils]: Spent 6.45 s on a formula simplification that was a NOOP. DAG size: 100 [2018-11-10 10:01:45,481 INFO L303 Elim1Store]: Index analysis took 219 ms [2018-11-10 10:01:45,481 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 [2018-11-10 10:01:45,957 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:01:46,386 INFO L303 Elim1Store]: Index analysis took 902 ms [2018-11-10 10:01:46,386 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 [2018-11-10 10:01:47,021 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:01:47,371 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:01:47,712 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:01:50,491 INFO L303 Elim1Store]: Index analysis took 4103 ms [2018-11-10 10:01:50,492 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 [2018-11-10 10:01:51,480 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:01:51,978 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:01:52,181 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:01:52,320 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:01:52,489 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:01:52,603 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:01:57,206 INFO L303 Elim1Store]: Index analysis took 6711 ms [2018-11-10 10:01:57,207 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 [2018-11-10 10:01:57,207 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-10 10:02:00,987 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 10:02:03,010 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 10:02:05,149 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 10:02:08,242 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:08,315 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:08,388 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:09,501 INFO L303 Elim1Store]: Index analysis took 1409 ms [2018-11-10 10:02:09,502 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 [2018-11-10 10:02:09,570 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 [2018-11-10 10:02:09,726 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:09,886 INFO L303 Elim1Store]: Index analysis took 314 ms [2018-11-10 10:02:09,886 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 [2018-11-10 10:02:10,022 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:10,107 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:10,142 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:10,548 INFO L303 Elim1Store]: Index analysis took 660 ms [2018-11-10 10:02:10,549 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 [2018-11-10 10:02:10,724 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:10,758 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:10,841 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:10,893 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:10,949 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:11,012 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:11,807 INFO L303 Elim1Store]: Index analysis took 1254 ms [2018-11-10 10:02:11,807 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 [2018-11-10 10:02:11,808 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-10 10:02:12,947 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 10:02:13,786 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 10:02:14,530 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 10:02:16,252 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:16,344 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:16,396 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:17,859 INFO L303 Elim1Store]: Index analysis took 1788 ms [2018-11-10 10:02:17,860 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 [2018-11-10 10:02:17,907 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 [2018-11-10 10:02:18,029 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,164 INFO L303 Elim1Store]: Index analysis took 255 ms [2018-11-10 10:02:18,164 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 [2018-11-10 10:02:18,206 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,214 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,221 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,267 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 [2018-11-10 10:02:18,313 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,320 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,328 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,336 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,343 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,351 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,437 INFO L303 Elim1Store]: Index analysis took 168 ms [2018-11-10 10:02:18,438 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 [2018-11-10 10:02:18,471 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,478 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,486 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,494 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,502 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,510 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,517 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,525 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,533 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,540 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,687 INFO L303 Elim1Store]: Index analysis took 244 ms [2018-11-10 10:02:18,688 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 [2018-11-10 10:02:18,740 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,748 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,755 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,763 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,771 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,778 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,786 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,794 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,802 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,809 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,818 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,825 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,834 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,841 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:18,849 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,069 INFO L303 Elim1Store]: Index analysis took 376 ms [2018-11-10 10:02:19,070 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 [2018-11-10 10:02:19,129 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,136 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,144 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,153 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,164 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,174 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,182 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,189 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,199 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,205 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,212 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,222 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,229 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,240 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,250 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,260 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,267 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,274 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,285 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,292 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,299 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,569 INFO L303 Elim1Store]: Index analysis took 492 ms [2018-11-10 10:02:19,570 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 [2018-11-10 10:02:19,671 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,679 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,687 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,695 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,704 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,712 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,720 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,729 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,741 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,753 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,761 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,770 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,782 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,791 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,799 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,807 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,815 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,824 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,832 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,840 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,848 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,857 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,865 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,873 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,881 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,889 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,897 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:19,905 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,334 INFO L303 Elim1Store]: Index analysis took 754 ms [2018-11-10 10:02:20,335 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 [2018-11-10 10:02:20,404 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,415 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,422 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,434 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,441 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,450 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,462 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,470 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,481 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,493 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,501 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,509 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,517 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,525 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,532 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,540 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,548 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,557 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,565 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,573 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,581 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,590 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,598 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,606 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,613 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,621 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,630 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,638 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,646 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,654 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,662 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,671 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,679 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,687 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,696 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:20,704 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,274 INFO L303 Elim1Store]: Index analysis took 928 ms [2018-11-10 10:02:21,275 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 [2018-11-10 10:02:21,377 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,397 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,426 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,453 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,472 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,495 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,509 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,529 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,553 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,561 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,586 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,605 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,614 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,644 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,669 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,682 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,696 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,722 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,742 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,772 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,802 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,833 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,842 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,871 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,896 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,926 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,957 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:21,975 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,005 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,036 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,055 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,084 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,108 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,138 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,167 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,196 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,220 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,250 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,280 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,293 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,302 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,321 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,330 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,344 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:22,374 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,049 INFO L303 Elim1Store]: Index analysis took 3761 ms [2018-11-10 10:02:25,050 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 [2018-11-10 10:02:25,104 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,111 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,117 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,124 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,131 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,138 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,144 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,151 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,158 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,177 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,182 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,188 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,194 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,200 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,206 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,212 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,218 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,236 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,242 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,248 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,254 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,260 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,266 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,272 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,289 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,295 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,302 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,308 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,314 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,320 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,337 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,344 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,350 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,356 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,362 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,379 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,385 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,391 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,397 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,414 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,420 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,426 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,445 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,451 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:25,468 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:02:26,083 INFO L303 Elim1Store]: Index analysis took 1021 ms [2018-11-10 10:02:26,871 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 [2018-11-10 10:02:26,872 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2018-11-10 10:02:27,450 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1024 xjuncts. [2018-11-10 10:02:56,514 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 10:02:58,501 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 10:03:00,562 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 10:03:02,673 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 10:03:05,244 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 10:03:07,028 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 10:03:08,997 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 10:03:11,027 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 10:03:13,098 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 10:03:14,997 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 10:03:16,702 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 10:03:19,230 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 11 xjuncts. [2018-11-10 10:03:21,637 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 11 xjuncts. [2018-11-10 10:03:25,429 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. [2018-11-10 10:03:25,429 INFO L202 ElimStorePlain]: Needed 30 recursive calls to eliminate 24 variables, input treesize:271, output treesize:600 [2018-11-10 10:03:25,570 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 55 [2018-11-10 10:03:25,596 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 [2018-11-10 10:03:25,597 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 10:03:25,645 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 [2018-11-10 10:03:25,651 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 [2018-11-10 10:03:25,653 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 10:03:25,667 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 [2018-11-10 10:03:25,668 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 10:03:25,670 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 10:03:25,684 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. [2018-11-10 10:03:25,684 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:107, output treesize:18 [2018-11-10 10:03:26,232 WARN L179 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-11-10 10:03:26,800 WARN L179 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 60 [2018-11-10 10:03:26,810 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:03:26,812 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:03:26,813 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:03:26,815 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 10:03:26,816 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 [2018-11-10 10:03:26,817 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 10:03:27,079 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 [2018-11-10 10:03:27,088 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 [2018-11-10 10:03:27,089 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 10:03:27,289 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 [2018-11-10 10:03:27,289 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 10:03:27,552 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-10 10:03:27,764 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. [2018-11-10 10:03:27,764 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:227, output treesize:53 [2018-11-10 10:03:28,165 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-11-10 10:03:28,770 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-11-10 10:03:28,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:03:28,822 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 10:03:28,833 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:03:28,833 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 10:03:28,833 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 10:03:28,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 10:03:28,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=41, Unknown=1, NotChecked=0, Total=56 [2018-11-10 10:03:28,833 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 8 states. [2018-11-10 10:03:32,962 WARN L179 SmtUtils]: Spent 799.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2018-11-10 10:03:33,766 WARN L179 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-11-10 10:03:37,341 WARN L179 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2018-11-10 10:03:40,247 WARN L179 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2018-11-10 10:03:40,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:03:40,500 INFO L93 Difference]: Finished difference Result 54 states and 60 transitions. [2018-11-10 10:03:40,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 10:03:40,502 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2018-11-10 10:03:40,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:03:40,503 INFO L225 Difference]: With dead ends: 54 [2018-11-10 10:03:40,503 INFO L226 Difference]: Without dead ends: 46 [2018-11-10 10:03:40,504 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=40, Invalid=115, Unknown=1, NotChecked=0, Total=156 [2018-11-10 10:03:40,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-11-10 10:03:40,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 39. [2018-11-10 10:03:40,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-10 10:03:40,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 46 transitions. [2018-11-10 10:03:40,514 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 46 transitions. Word has length 19 [2018-11-10 10:03:40,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:03:40,514 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 46 transitions. [2018-11-10 10:03:40,514 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 10:03:40,514 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2018-11-10 10:03:40,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 10:03:40,515 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:03:40,515 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:03:40,515 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:03:40,515 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:03:40,515 INFO L82 PathProgramCache]: Analyzing trace with hash -895813314, now seen corresponding path program 1 times [2018-11-10 10:03:40,515 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 10:03:40,516 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-11-10 10:03:40,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:03:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:03:40,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:03:40,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:03:40,720 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 10:03:40,730 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:03:40,731 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 10:03:40,731 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 10:03:40,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 10:03:40,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 10:03:40,731 INFO L87 Difference]: Start difference. First operand 39 states and 46 transitions. Second operand 7 states. [2018-11-10 10:03:51,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:03:51,562 INFO L93 Difference]: Finished difference Result 47 states and 53 transitions. [2018-11-10 10:03:51,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 10:03:51,615 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-11-10 10:03:51,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:03:51,616 INFO L225 Difference]: With dead ends: 47 [2018-11-10 10:03:51,616 INFO L226 Difference]: Without dead ends: 41 [2018-11-10 10:03:51,617 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-10 10:03:51,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-11-10 10:03:51,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 39. [2018-11-10 10:03:51,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-10 10:03:51,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 45 transitions. [2018-11-10 10:03:51,625 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 45 transitions. Word has length 20 [2018-11-10 10:03:51,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:03:51,625 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 45 transitions. [2018-11-10 10:03:51,625 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 10:03:51,625 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2018-11-10 10:03:51,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 10:03:51,626 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:03:51,626 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] [2018-11-10 10:03:51,626 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:03:51,626 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:03:51,626 INFO L82 PathProgramCache]: Analyzing trace with hash -2130131876, now seen corresponding path program 1 times [2018-11-10 10:03:51,626 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 10:03:51,626 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-11-10 10:03:51,630 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:03:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:03:52,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:03:52,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:03:52,757 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 10:03:52,777 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:03:52,777 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 10:03:52,778 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 10:03:52,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 10:03:52,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 10:03:52,778 INFO L87 Difference]: Start difference. First operand 39 states and 45 transitions. Second operand 7 states. [2018-11-10 10:04:02,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:04:02,698 INFO L93 Difference]: Finished difference Result 50 states and 57 transitions. [2018-11-10 10:04:02,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 10:04:02,752 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2018-11-10 10:04:02,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:04:02,753 INFO L225 Difference]: With dead ends: 50 [2018-11-10 10:04:02,753 INFO L226 Difference]: Without dead ends: 35 [2018-11-10 10:04:02,754 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 [2018-11-10 10:04:02,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-11-10 10:04:02,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2018-11-10 10:04:02,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-11-10 10:04:02,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 36 transitions. [2018-11-10 10:04:02,762 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 36 transitions. Word has length 22 [2018-11-10 10:04:02,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:04:02,763 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 36 transitions. [2018-11-10 10:04:02,763 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 10:04:02,763 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-11-10 10:04:02,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 10:04:02,763 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:04:02,763 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] [2018-11-10 10:04:02,763 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:04:02,763 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:04:02,764 INFO L82 PathProgramCache]: Analyzing trace with hash -1273754747, now seen corresponding path program 1 times [2018-11-10 10:04:02,764 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 10:04:02,764 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-11-10 10:04:02,769 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:04:03,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:04:04,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:04:04,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:04:04,130 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 10:04:04,156 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:04:04,156 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 10:04:04,156 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 10:04:04,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 10:04:04,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 10:04:04,157 INFO L87 Difference]: Start difference. First operand 35 states and 36 transitions. Second operand 7 states. [2018-11-10 10:04:10,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:04:10,486 INFO L93 Difference]: Finished difference Result 35 states and 36 transitions. [2018-11-10 10:04:10,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 10:04:10,487 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 32 [2018-11-10 10:04:10,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:04:10,488 INFO L225 Difference]: With dead ends: 35 [2018-11-10 10:04:10,488 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 10:04:10,488 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 [2018-11-10 10:04:10,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 10:04:10,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 10:04:10,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 10:04:10,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 10:04:10,489 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2018-11-10 10:04:10,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:04:10,489 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 10:04:10,489 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 10:04:10,489 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 10:04:10,489 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 10:04:10,493 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 10:04:10,765 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 63 [2018-11-10 10:04:10,929 WARN L179 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 63 [2018-11-10 10:04:11,085 WARN L179 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 66 [2018-11-10 10:04:11,208 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 63 [2018-11-10 10:04:11,335 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 63 [2018-11-10 10:04:11,609 WARN L179 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 107 [2018-11-10 10:04:11,739 WARN L179 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2018-11-10 10:04:11,741 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 10:04:11,741 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-10 10:04:11,741 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 10:04:11,741 INFO L425 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 17 30) no Hoare annotation was computed. [2018-11-10 10:04:11,741 INFO L425 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-11-10 10:04:11,741 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)))))) [2018-11-10 10:04:11,741 INFO L425 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 17 30) no Hoare annotation was computed. [2018-11-10 10:04:11,742 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 28) no Hoare annotation was computed. [2018-11-10 10:04:11,742 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)))))) [2018-11-10 10:04:11,742 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 17 30) no Hoare annotation was computed. [2018-11-10 10:04:11,742 INFO L425 ceAbstractionStarter]: For program point L24-3(lines 24 28) no Hoare annotation was computed. [2018-11-10 10:04:11,742 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 10:04:11,742 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|))))) [2018-11-10 10:04:11,742 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 10:04:11,742 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 10:04:11,742 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 132) no Hoare annotation was computed. [2018-11-10 10:04:11,743 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)))))) [2018-11-10 10:04:11,743 INFO L425 ceAbstractionStarter]: For program point L127-1(line 127) no Hoare annotation was computed. [2018-11-10 10:04:11,743 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)))))) [2018-11-10 10:04:11,743 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 120 135) no Hoare annotation was computed. [2018-11-10 10:04:11,743 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2018-11-10 10:04:11,743 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 120 135) no Hoare annotation was computed. [2018-11-10 10:04:11,743 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-10 10:04:11,743 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)))))) [2018-11-10 10:04:11,743 INFO L425 ceAbstractionStarter]: For program point atan_floatFINAL(lines 56 118) no Hoare annotation was computed. [2018-11-10 10:04:11,743 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2018-11-10 10:04:11,744 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)))))) [2018-11-10 10:04:11,744 INFO L425 ceAbstractionStarter]: For program point L60-4(lines 60 64) no Hoare annotation was computed. [2018-11-10 10:04:11,744 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)))))) [2018-11-10 10:04:11,744 INFO L425 ceAbstractionStarter]: For program point L81-1(line 81) no Hoare annotation was computed. [2018-11-10 10:04:11,744 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 72) no Hoare annotation was computed. [2018-11-10 10:04:11,744 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 98) no Hoare annotation was computed. [2018-11-10 10:04:11,744 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 99) no Hoare annotation was computed. [2018-11-10 10:04:11,744 INFO L425 ceAbstractionStarter]: For program point L66(lines 66 73) no Hoare annotation was computed. [2018-11-10 10:04:11,744 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2018-11-10 10:04:11,744 INFO L425 ceAbstractionStarter]: For program point L91-2(lines 74 99) no Hoare annotation was computed. [2018-11-10 10:04:11,745 INFO L425 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2018-11-10 10:04:11,745 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-10 10:04:11,745 INFO L425 ceAbstractionStarter]: For program point L116-2(line 116) no Hoare annotation was computed. [2018-11-10 10:04:11,745 INFO L425 ceAbstractionStarter]: For program point L112(lines 112 117) no Hoare annotation was computed. [2018-11-10 10:04:11,745 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 78) no Hoare annotation was computed. [2018-11-10 10:04:11,745 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 78) no Hoare annotation was computed. [2018-11-10 10:04:11,745 INFO L425 ceAbstractionStarter]: For program point L67(lines 67 68) no Hoare annotation was computed. [2018-11-10 10:04:11,745 INFO L425 ceAbstractionStarter]: For program point atan_floatEXIT(lines 56 118) no Hoare annotation was computed. [2018-11-10 10:04:11,745 INFO L425 ceAbstractionStarter]: For program point L76(lines 76 77) no Hoare annotation was computed. [2018-11-10 10:04:11,749 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,750 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,750 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,753 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,753 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,753 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,753 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,754 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,754 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,756 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,756 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,756 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,756 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,756 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,756 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,757 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,757 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,759 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,760 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,760 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,760 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,760 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,761 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,761 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,761 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,761 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,762 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,762 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,762 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,762 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,762 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,762 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,763 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,763 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,764 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,764 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,764 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,764 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,765 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,765 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,765 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,765 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,765 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,766 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,766 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,766 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,766 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,767 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,767 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,767 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,767 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,767 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,767 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,768 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,768 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,768 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,768 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,768 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,768 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,768 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,769 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,769 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,769 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,769 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,769 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,770 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,770 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,770 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 10:04:11 BoogieIcfgContainer [2018-11-10 10:04:11,772 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 10:04:11,772 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:04:11,772 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:04:11,772 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:04:11,773 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:59:05" (3/4) ... [2018-11-10 10:04:11,779 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 10:04:11,784 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 10:04:11,784 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-11-10 10:04:11,784 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 10:04:11,784 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-11-10 10:04:11,791 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 122 nodes and edges [2018-11-10 10:04:11,791 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2018-11-10 10:04:11,792 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 10:04:11,792 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 10:04:11,812 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])) [2018-11-10 10:04:11,813 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])) [2018-11-10 10:04:11,843 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_781630be-6757-4fd9-8cf6-3b3cc8dfb8c9/bin-2019/utaipan/witness.graphml [2018-11-10 10:04:11,843 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:04:11,844 INFO L168 Benchmark]: Toolchain (without parser) took 315938.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 949.7 MB in the beginning and 968.4 MB in the end (delta: -18.6 MB). Peak memory consumption was 120.3 MB. Max. memory is 11.5 GB. [2018-11-10 10:04:11,844 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:04:11,844 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.61 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 10:04:11,845 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.50 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 10:04:11,845 INFO L168 Benchmark]: Boogie Preprocessor took 96.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -205.0 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-10 10:04:11,845 INFO L168 Benchmark]: RCFGBuilder took 9089.53 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: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 11.5 GB. [2018-11-10 10:04:11,845 INFO L168 Benchmark]: TraceAbstraction took 306394.11 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -8.9 MB). Free memory was 1.1 GB in the beginning and 975.1 MB in the end (delta: 95.1 MB). Peak memory consumption was 86.2 MB. Max. memory is 11.5 GB. [2018-11-10 10:04:11,846 INFO L168 Benchmark]: Witness Printer took 70.85 ms. Allocated memory is still 1.2 GB. Free memory was 975.1 MB in the beginning and 968.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:04:11,847 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 240.61 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.50 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 96.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -205.0 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 9089.53 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: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 306394.11 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -8.9 MB). Free memory was 1.1 GB in the beginning and 975.1 MB in the end (delta: 95.1 MB). Peak memory consumption was 86.2 MB. Max. memory is 11.5 GB. * Witness Printer took 70.85 ms. Allocated memory is still 1.2 GB. Free memory was 975.1 MB in the beginning and 968.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 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 [2018-11-10 10:04:11,852 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,853 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,853 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,853 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,853 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,853 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,853 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,854 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,854 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,857 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,857 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,857 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,857 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,857 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,857 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,857 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,857 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,858 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,858 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,859 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,859 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,859 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,859 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,859 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,859 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,859 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,860 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,860 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,860 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,860 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,860 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,860 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,860 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,861 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 [2018-11-10 10:04:11,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,862 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,862 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,862 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,862 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,862 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,862 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,863 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,863 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,863 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,863 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,863 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,863 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,863 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,864 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,864 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,864 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,865 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2018-11-10 10:04:11,865 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,865 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,865 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,866 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,866 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,866 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 10:04:11,866 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,866 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,866 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,867 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,867 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,867 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,867 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 10:04:11,867 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, 306.3s OverallTime, 7 OverallIterations, 1 TraceHistogramMax, 58.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 250 SDtfs, 296 SDslu, 702 SDs, 0 SdLazy, 304 SolverSat, 30 SolverUnsat, 17 SolverUnknown, 0 SolverNotchecked, 52.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 163 GetRequests, 109 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 5.7s 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, 15 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: 0.0s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 243.7s 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...