./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0621a_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_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/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 cd7d022a1ff6fee6b2d925b7876c30126acc994c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/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 cd7d022a1ff6fee6b2d925b7876c30126acc994c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:33:27,829 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:33:27,830 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:33:27,837 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:33:27,837 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:33:27,837 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:33:27,838 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:33:27,839 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:33:27,840 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:33:27,841 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:33:27,841 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:33:27,842 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:33:27,842 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:33:27,843 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:33:27,844 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:33:27,844 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:33:27,845 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:33:27,846 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:33:27,847 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:33:27,848 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:33:27,849 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:33:27,849 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:33:27,851 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:33:27,851 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:33:27,851 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:33:27,852 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:33:27,852 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:33:27,853 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:33:27,853 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:33:27,854 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:33:27,854 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:33:27,855 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:33:27,855 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:33:27,855 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:33:27,856 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:33:27,856 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:33:27,856 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 05:33:27,865 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:33:27,866 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:33:27,866 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:33:27,866 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:33:27,866 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:33:27,867 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:33:27,867 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 05:33:27,867 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:33:27,867 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 05:33:27,867 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 05:33:27,867 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:33:27,868 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:33:27,868 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:33:27,868 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:33:27,868 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:33:27,868 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:33:27,868 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:33:27,868 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:33:27,869 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:33:27,869 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:33:27,869 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:33:27,869 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:33:27,869 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:33:27,869 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:33:27,869 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:33:27,870 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:33:27,870 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:33:27,870 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:33:27,870 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:33:27,870 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:33:27,870 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 05:33:27,870 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:33:27,870 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:33:27,871 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 05:33:27,871 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_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/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 -> cd7d022a1ff6fee6b2d925b7876c30126acc994c [2018-11-10 05:33:27,892 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:33:27,901 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:33:27,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:33:27,904 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:33:27,904 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:33:27,905 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0621a_true-unreach-call.c [2018-11-10 05:33:27,939 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/data/cfbb3adc7/3b51a4dcf69c491f9f94f7cb07a0afa8/FLAGd42547a36 [2018-11-10 05:33:28,360 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:33:28,360 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/sv-benchmarks/c/float-newlib/float_req_bl_0621a_true-unreach-call.c [2018-11-10 05:33:28,366 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/data/cfbb3adc7/3b51a4dcf69c491f9f94f7cb07a0afa8/FLAGd42547a36 [2018-11-10 05:33:28,376 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/data/cfbb3adc7/3b51a4dcf69c491f9f94f7cb07a0afa8 [2018-11-10 05:33:28,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:33:28,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:33:28,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:33:28,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:33:28,382 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:33:28,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:33:28" (1/1) ... [2018-11-10 05:33:28,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@144a1ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:28, skipping insertion in model container [2018-11-10 05:33:28,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:33:28" (1/1) ... [2018-11-10 05:33:28,392 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:33:28,410 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:33:28,520 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:33:28,524 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:33:28,549 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:33:28,565 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:33:28,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:28 WrapperNode [2018-11-10 05:33:28,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:33:28,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:33:28,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:33:28,566 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:33:28,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:28" (1/1) ... [2018-11-10 05:33:28,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:28" (1/1) ... [2018-11-10 05:33:28,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:33:28,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:33:28,639 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:33:28,639 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:33:28,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:28" (1/1) ... [2018-11-10 05:33:28,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:28" (1/1) ... [2018-11-10 05:33:28,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:28" (1/1) ... [2018-11-10 05:33:28,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:28" (1/1) ... [2018-11-10 05:33:28,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:28" (1/1) ... [2018-11-10 05:33:28,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:28" (1/1) ... [2018-11-10 05:33:28,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:28" (1/1) ... [2018-11-10 05:33:28,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:33:28,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:33:28,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:33:28,667 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:33:28,667 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:33:28,702 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:33:28,702 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:33:28,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:33:28,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:33:28,703 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-10 05:33:28,703 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-10 05:33:28,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:33:28,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:33:28,703 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-10 05:33:28,703 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-10 05:33:29,076 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:33:29,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:33:29 BoogieIcfgContainer [2018-11-10 05:33:29,077 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:33:29,078 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 05:33:29,078 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 05:33:29,080 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 05:33:29,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 05:33:28" (1/3) ... [2018-11-10 05:33:29,081 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@921f5a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:33:29, skipping insertion in model container [2018-11-10 05:33:29,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:28" (2/3) ... [2018-11-10 05:33:29,081 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@921f5a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:33:29, skipping insertion in model container [2018-11-10 05:33:29,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:33:29" (3/3) ... [2018-11-10 05:33:29,083 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621a_true-unreach-call.c [2018-11-10 05:33:29,090 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 05:33:29,096 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 05:33:29,109 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 05:33:29,128 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 05:33:29,128 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 05:33:29,128 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 05:33:29,128 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 05:33:29,128 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 05:33:29,128 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 05:33:29,129 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 05:33:29,129 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 05:33:29,139 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states. [2018-11-10 05:33:29,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:33:29,142 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:33:29,143 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 05:33:29,144 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:33:29,148 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:33:29,149 INFO L82 PathProgramCache]: Analyzing trace with hash -412213090, now seen corresponding path program 1 times [2018-11-10 05:33:29,150 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:33:29,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:33:29,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:33:29,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:33:29,178 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:33:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:29,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:29,275 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:33:29,275 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 05:33:29,275 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 05:33:29,278 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 05:33:29,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 05:33:29,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 05:33:29,287 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 2 states. [2018-11-10 05:33:29,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:33:29,304 INFO L93 Difference]: Finished difference Result 82 states and 117 transitions. [2018-11-10 05:33:29,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 05:33:29,305 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-11-10 05:33:29,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:33:29,313 INFO L225 Difference]: With dead ends: 82 [2018-11-10 05:33:29,313 INFO L226 Difference]: Without dead ends: 41 [2018-11-10 05:33:29,315 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 05:33:29,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-11-10 05:33:29,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-11-10 05:33:29,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-10 05:33:29,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 51 transitions. [2018-11-10 05:33:29,338 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 51 transitions. Word has length 17 [2018-11-10 05:33:29,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:33:29,338 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 51 transitions. [2018-11-10 05:33:29,338 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 05:33:29,338 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2018-11-10 05:33:29,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:33:29,339 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:33:29,339 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:33:29,339 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:33:29,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:33:29,339 INFO L82 PathProgramCache]: Analyzing trace with hash -1211674975, now seen corresponding path program 1 times [2018-11-10 05:33:29,339 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 05:33:29,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:33:29,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:33:29,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:33:29,341 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 05:33:29,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:33:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:33:29,414 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 05:33:29,428 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,429 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,430 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,430 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,431 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:33:29,431 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,431 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,432 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:33:29,432 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:33:29,432 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,432 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,432 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:33:29,432 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:33:29,433 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,433 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,433 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:33:29,433 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:33:29,433 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,434 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,434 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:33:29,434 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:33:29,434 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,435 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,435 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:33:29,436 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:33:29,436 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,436 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:33:29,436 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 05:33:29,445 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450950 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 05:33:29,445 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450957 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-10 05:33:29,445 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450954 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 05:33:29,446 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450961 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 05:33:29,446 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450970 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 05:33:29,446 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450953 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-10 05:33:29,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 05:33:29 BoogieIcfgContainer [2018-11-10 05:33:29,457 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 05:33:29,458 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:33:29,458 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:33:29,458 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:33:29,458 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:33:29" (3/4) ... [2018-11-10 05:33:29,461 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 05:33:29,461 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:33:29,462 INFO L168 Benchmark]: Toolchain (without parser) took 1083.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 959.2 MB in the beginning and 1.0 GB in the end (delta: -83.1 MB). Peak memory consumption was 63.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:33:29,463 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:33:29,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 187.06 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:33:29,464 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -199.3 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:33:29,464 INFO L168 Benchmark]: Boogie Preprocessor took 27.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:33:29,465 INFO L168 Benchmark]: RCFGBuilder took 410.69 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 05:33:29,465 INFO L168 Benchmark]: TraceAbstraction took 379.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:33:29,466 INFO L168 Benchmark]: Witness Printer took 3.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:33:29,468 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 187.06 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 72.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -199.3 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 410.69 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 379.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450950 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 6442450954 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450961 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450970 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450953 could not be translated for associated CType ARRAY#_11_~FLOAT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 131]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 130, 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] [L127] 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] [L128] 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] [L128] 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] [L128] float res = atan_float(x); [L130] 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] [L131] __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 05:33:30,898 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:33:30,899 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:33:30,907 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:33:30,908 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:33:30,908 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:33:30,909 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:33:30,910 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:33:30,911 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:33:30,912 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:33:30,912 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:33:30,912 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:33:30,913 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:33:30,914 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:33:30,914 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:33:30,915 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:33:30,915 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:33:30,916 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:33:30,918 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:33:30,919 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:33:30,919 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:33:30,920 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:33:30,921 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:33:30,922 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:33:30,922 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:33:30,922 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:33:30,923 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:33:30,923 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:33:30,924 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:33:30,925 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:33:30,925 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:33:30,926 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:33:30,926 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:33:30,926 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:33:30,927 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:33:30,927 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:33:30,928 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 05:33:30,937 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:33:30,937 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:33:30,938 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:33:30,938 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:33:30,938 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:33:30,938 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:33:30,938 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:33:30,939 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:33:30,939 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:33:30,939 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:33:30,939 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:33:30,939 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:33:30,940 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:33:30,940 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:33:30,940 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:33:30,940 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:33:30,940 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:33:30,940 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:33:30,940 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:33:30,941 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:33:30,941 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:33:30,941 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:33:30,941 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:33:30,941 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:33:30,941 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:33:30,942 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:33:30,942 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:33:30,942 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:33:30,942 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:33:30,942 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:33:30,942 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:33:30,942 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:33:30,942 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_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/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 -> cd7d022a1ff6fee6b2d925b7876c30126acc994c [2018-11-10 05:33:30,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:33:30,982 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:33:30,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:33:30,986 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:33:30,986 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:33:30,987 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0621a_true-unreach-call.c [2018-11-10 05:33:31,033 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/data/6e079bd41/0d54ad9594c34c369d47f8f95b4fd779/FLAGf8f4bd0a5 [2018-11-10 05:33:31,363 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:33:31,363 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/sv-benchmarks/c/float-newlib/float_req_bl_0621a_true-unreach-call.c [2018-11-10 05:33:31,367 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/data/6e079bd41/0d54ad9594c34c369d47f8f95b4fd779/FLAGf8f4bd0a5 [2018-11-10 05:33:31,375 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/data/6e079bd41/0d54ad9594c34c369d47f8f95b4fd779 [2018-11-10 05:33:31,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:33:31,377 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:33:31,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:33:31,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:33:31,381 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:33:31,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:33:31" (1/1) ... [2018-11-10 05:33:31,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2159fa4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:31, skipping insertion in model container [2018-11-10 05:33:31,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:33:31" (1/1) ... [2018-11-10 05:33:31,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:33:31,407 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:33:31,553 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:33:31,559 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:33:31,590 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:33:31,613 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:33:31,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:31 WrapperNode [2018-11-10 05:33:31,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:33:31,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:33:31,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:33:31,614 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:33:31,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:31" (1/1) ... [2018-11-10 05:33:31,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:31" (1/1) ... [2018-11-10 05:33:31,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:33:31,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:33:31,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:33:31,660 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:33:31,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:31" (1/1) ... [2018-11-10 05:33:31,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:31" (1/1) ... [2018-11-10 05:33:31,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:31" (1/1) ... [2018-11-10 05:33:31,675 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:31" (1/1) ... [2018-11-10 05:33:31,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:31" (1/1) ... [2018-11-10 05:33:31,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:31" (1/1) ... [2018-11-10 05:33:31,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:31" (1/1) ... [2018-11-10 05:33:31,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:33:31,749 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:33:31,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:33:31,749 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:33:31,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:33:31,786 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:33:31,787 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:33:31,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:33:31,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:33:31,787 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-10 05:33:31,787 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-10 05:33:31,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:33:31,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:33:31,788 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-10 05:33:31,788 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-10 05:33:32,786 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:33:32,827 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:33:40,909 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:33:40,937 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:33:40,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:33:40 BoogieIcfgContainer [2018-11-10 05:33:40,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:33:40,938 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 05:33:40,938 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 05:33:40,940 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 05:33:40,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 05:33:31" (1/3) ... [2018-11-10 05:33:40,941 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e90212e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:33:40, skipping insertion in model container [2018-11-10 05:33:40,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:33:31" (2/3) ... [2018-11-10 05:33:40,942 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e90212e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:33:40, skipping insertion in model container [2018-11-10 05:33:40,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:33:40" (3/3) ... [2018-11-10 05:33:40,943 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621a_true-unreach-call.c [2018-11-10 05:33:40,949 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 05:33:40,953 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 05:33:40,962 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 05:33:40,978 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 05:33:40,979 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 05:33:40,979 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 05:33:40,979 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 05:33:40,979 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 05:33:40,979 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 05:33:40,980 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 05:33:40,980 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 05:33:40,980 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 05:33:40,993 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states. [2018-11-10 05:33:40,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:33:40,998 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:33:40,999 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 05:33:41,001 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:33:41,004 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:33:41,004 INFO L82 PathProgramCache]: Analyzing trace with hash -412213090, now seen corresponding path program 1 times [2018-11-10 05:33:41,007 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:33:41,007 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-10 05:33:41,011 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:33:41,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:41,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:33:41,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:41,144 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:33:41,155 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:33:41,155 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 05:33:41,158 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 05:33:41,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 05:33:41,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 05:33:41,167 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 2 states. [2018-11-10 05:33:41,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:33:41,183 INFO L93 Difference]: Finished difference Result 82 states and 117 transitions. [2018-11-10 05:33:41,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 05:33:41,184 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-11-10 05:33:41,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:33:41,190 INFO L225 Difference]: With dead ends: 82 [2018-11-10 05:33:41,190 INFO L226 Difference]: Without dead ends: 41 [2018-11-10 05:33:41,192 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 05:33:41,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-11-10 05:33:41,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-11-10 05:33:41,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-10 05:33:41,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 51 transitions. [2018-11-10 05:33:41,218 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 51 transitions. Word has length 17 [2018-11-10 05:33:41,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:33:41,218 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 51 transitions. [2018-11-10 05:33:41,218 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 05:33:41,218 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2018-11-10 05:33:41,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:33:41,219 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:33:41,219 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:33:41,219 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:33:41,219 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:33:41,220 INFO L82 PathProgramCache]: Analyzing trace with hash -1211674975, now seen corresponding path program 1 times [2018-11-10 05:33:41,220 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:33:41,220 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-11-10 05:33:41,227 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:33:41,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:41,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:33:41,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:33:41,441 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:33:41,449 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:33:41,450 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 05:33:41,451 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 05:33:41,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 05:33:41,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:33:41,451 INFO L87 Difference]: Start difference. First operand 41 states and 51 transitions. Second operand 7 states. [2018-11-10 05:33:48,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:33:48,910 INFO L93 Difference]: Finished difference Result 50 states and 59 transitions. [2018-11-10 05:33:48,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 05:33:48,953 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2018-11-10 05:33:48,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:33:48,956 INFO L225 Difference]: With dead ends: 50 [2018-11-10 05:33:48,956 INFO L226 Difference]: Without dead ends: 44 [2018-11-10 05:33:48,957 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-10 05:33:48,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-11-10 05:33:48,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 41. [2018-11-10 05:33:48,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-10 05:33:48,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 50 transitions. [2018-11-10 05:33:48,961 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 50 transitions. Word has length 18 [2018-11-10 05:33:48,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:33:48,961 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 50 transitions. [2018-11-10 05:33:48,961 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 05:33:48,962 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2018-11-10 05:33:48,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:33:48,962 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:33:48,962 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 05:33:48,962 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:33:48,962 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:33:48,963 INFO L82 PathProgramCache]: Analyzing trace with hash 545905177, now seen corresponding path program 1 times [2018-11-10 05:33:48,963 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:33:48,963 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-11-10 05:33:48,972 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:33:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:33:49,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:34:01,805 WARN L179 SmtUtils]: Spent 12.64 s on a formula simplification. DAG size of input: 139 DAG size of output: 115 [2018-11-10 05:34:01,908 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 05:34:04,017 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:34:04,019 INFO L303 Elim1Store]: Index analysis took 2096 ms [2018-11-10 05:34:04,034 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 05:34:04,922 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:34:05,181 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:34:06,600 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:34:06,600 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 05:34:06,602 INFO L303 Elim1Store]: Index analysis took 2492 ms [2018-11-10 05:34:06,610 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 55 [2018-11-10 05:34:06,702 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 49 treesize of output 41 [2018-11-10 05:34:06,703 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 05:34:17,051 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:34:17,338 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:34:17,902 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:34:18,183 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:34:19,337 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:34:19,339 INFO L303 Elim1Store]: Index analysis took 2765 ms [2018-11-10 05:34:19,349 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 05:34:19,350 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-11-10 05:34:33,861 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-10 05:34:50,586 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:34:50,710 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:34:50,711 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 05:34:50,712 INFO L303 Elim1Store]: Index analysis took 445 ms [2018-11-10 05:34:50,713 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 05:34:50,808 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 05:34:50,808 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-10 05:34:55,628 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 05:35:13,069 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-10 05:35:30,106 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-10 05:35:52,170 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:35:53,665 INFO L303 Elim1Store]: Index analysis took 1740 ms [2018-11-10 05:35:53,666 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 05:35:59,585 WARN L179 SmtUtils]: Spent 5.92 s on a formula simplification that was a NOOP. DAG size: 100 [2018-11-10 05:35:59,805 INFO L303 Elim1Store]: Index analysis took 219 ms [2018-11-10 05:35:59,806 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 05:36:00,265 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:00,700 INFO L303 Elim1Store]: Index analysis took 892 ms [2018-11-10 05:36:00,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2018-11-10 05:36:01,132 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:01,361 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:01,577 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:03,052 INFO L303 Elim1Store]: Index analysis took 2349 ms [2018-11-10 05:36:03,053 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 05:36:03,432 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:03,635 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:03,819 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:04,143 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:04,569 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:04,815 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:08,471 INFO L303 Elim1Store]: Index analysis took 5416 ms [2018-11-10 05:36:08,472 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 05:36:08,473 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-10 05:36:12,747 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 05:36:16,112 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 05:36:18,342 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 05:36:22,516 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:22,635 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:22,713 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:24,162 INFO L303 Elim1Store]: Index analysis took 1803 ms [2018-11-10 05:36:24,163 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 05:36:24,225 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 05:36:24,364 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:24,512 INFO L303 Elim1Store]: Index analysis took 285 ms [2018-11-10 05:36:24,513 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 05:36:24,670 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:24,760 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:24,841 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:25,317 INFO L303 Elim1Store]: Index analysis took 801 ms [2018-11-10 05:36:25,318 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 05:36:25,446 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:25,534 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:25,614 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:25,694 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:25,766 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:25,846 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:26,789 INFO L303 Elim1Store]: Index analysis took 1468 ms [2018-11-10 05:36:26,790 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 05:36:26,791 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-10 05:36:28,064 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 05:36:28,858 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 05:36:29,538 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 05:36:31,296 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:31,362 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:31,426 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:33,172 INFO L303 Elim1Store]: Index analysis took 2018 ms [2018-11-10 05:36:33,173 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 05:36:33,229 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 05:36:33,279 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:33,298 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 05:36:33,455 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:33,500 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:33,550 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:33,861 INFO L303 Elim1Store]: Index analysis took 561 ms [2018-11-10 05:36:33,861 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 05:36:33,895 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:33,903 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:33,911 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:33,919 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:33,928 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:33,936 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,029 INFO L303 Elim1Store]: Index analysis took 164 ms [2018-11-10 05:36:34,030 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 05:36:34,068 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,076 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,084 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,092 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,100 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,108 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,116 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,124 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,132 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,140 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,306 INFO L303 Elim1Store]: Index analysis took 270 ms [2018-11-10 05:36:34,307 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 05:36:34,354 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,363 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,371 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,379 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,388 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,396 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,404 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,412 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,421 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,429 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,437 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,445 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,454 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,462 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,470 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,697 INFO L303 Elim1Store]: Index analysis took 384 ms [2018-11-10 05:36:34,699 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 05:36:34,750 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,762 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,771 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,779 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,787 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,795 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,804 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,812 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,825 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,838 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,849 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,857 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,865 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,873 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,881 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,888 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,896 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,904 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,912 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,920 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:34,928 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,246 INFO L303 Elim1Store]: Index analysis took 540 ms [2018-11-10 05:36:35,248 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 05:36:35,299 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,308 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,317 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,329 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,337 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,346 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,354 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,362 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,370 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,378 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,386 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,394 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,402 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,411 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,419 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,427 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,435 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,443 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,452 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,460 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,468 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,477 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,484 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,492 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,500 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,508 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,517 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,525 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:35,937 INFO L303 Elim1Store]: Index analysis took 681 ms [2018-11-10 05:36:35,939 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 05:36:36,012 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,042 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,072 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,082 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,105 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,142 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,178 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,208 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,238 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,269 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,298 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,326 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,356 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,386 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,403 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,440 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,450 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,481 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,491 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,514 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,532 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,562 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,599 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,629 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,652 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,681 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,716 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,750 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,772 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,800 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,833 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,861 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,871 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,881 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,909 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:36,943 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:38,880 INFO L303 Elim1Store]: Index analysis took 2934 ms [2018-11-10 05:36:38,882 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 05:36:38,928 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:38,936 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:38,944 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:38,952 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:38,960 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:38,968 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:38,976 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:38,984 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:38,992 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,000 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,009 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,017 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,025 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,033 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,041 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,048 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,056 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,064 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,072 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,080 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,088 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,096 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,105 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,113 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,121 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,129 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,137 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,146 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,154 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,162 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,170 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,181 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,190 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,202 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,212 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,220 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,228 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,236 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,244 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,252 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,260 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,268 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,276 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,284 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,292 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:39,960 INFO L303 Elim1Store]: Index analysis took 1069 ms [2018-11-10 05:36:39,962 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 05:36:40,013 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,021 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,031 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,043 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,056 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,064 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,072 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,080 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,088 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,111 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,117 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,124 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,130 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,136 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,142 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,148 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,154 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,172 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,178 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,185 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,191 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,197 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,203 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,210 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,228 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,235 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,241 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,247 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,254 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,261 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,279 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,285 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,292 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,298 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,304 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,323 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,329 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,336 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,342 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,361 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,367 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,374 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,392 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,398 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:40,417 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:36:41,062 INFO L303 Elim1Store]: Index analysis took 1083 ms [2018-11-10 05:36:41,727 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 05:36:41,727 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2018-11-10 05:36:42,415 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1024 xjuncts. [2018-11-10 05:37:14,530 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 05:37:16,894 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 05:37:19,152 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 05:37:21,583 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 05:37:23,672 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 05:37:25,717 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 05:37:27,687 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 05:37:29,614 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 05:37:31,531 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 05:37:33,360 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 05:37:35,546 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 05:37:38,702 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 05:37:41,889 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 05:37:45,615 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 05:37:45,616 INFO L202 ElimStorePlain]: Needed 30 recursive calls to eliminate 24 variables, input treesize:271, output treesize:600 [2018-11-10 05:37:45,795 WARN L179 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 55 [2018-11-10 05:37:45,822 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 05:37:45,822 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 05:37:45,866 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 05:37:45,872 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 05:37:45,873 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 05:37:45,890 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 05:37:45,891 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 05:37:45,893 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 05:37:45,911 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 05:37:45,912 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:107, output treesize:18 [2018-11-10 05:37:46,707 WARN L179 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-11-10 05:37:49,903 WARN L179 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 96 DAG size of output: 60 [2018-11-10 05:37:49,910 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:37:49,912 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:37:49,914 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:37:49,915 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 05:37:49,917 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 27 treesize of output 25 [2018-11-10 05:37:49,917 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 05:37:50,237 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 117 treesize of output 97 [2018-11-10 05:37:50,245 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 68 treesize of output 44 [2018-11-10 05:37:50,246 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 05:37:50,497 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 56 treesize of output 32 [2018-11-10 05:37:50,498 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 05:37:50,753 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 05:37:51,002 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 05:37:51,003 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:226, output treesize:52 [2018-11-10 05:37:51,569 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-11-10 05:37:52,208 WARN L179 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-11-10 05:37:52,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:37:52,265 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:37:52,278 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:37:52,278 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 05:37:52,278 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 05:37:52,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 05:37:52,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=41, Unknown=1, NotChecked=0, Total=56 [2018-11-10 05:37:52,279 INFO L87 Difference]: Start difference. First operand 41 states and 50 transitions. Second operand 8 states. [2018-11-10 05:37:56,816 WARN L179 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2018-11-10 05:38:00,588 WARN L179 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2018-11-10 05:38:03,657 WARN L179 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2018-11-10 05:38:03,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:38:03,849 INFO L93 Difference]: Finished difference Result 54 states and 61 transitions. [2018-11-10 05:38:03,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 05:38:03,851 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2018-11-10 05:38:03,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:38:03,852 INFO L225 Difference]: With dead ends: 54 [2018-11-10 05:38:03,852 INFO L226 Difference]: Without dead ends: 48 [2018-11-10 05:38:03,853 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=40, Invalid=115, Unknown=1, NotChecked=0, Total=156 [2018-11-10 05:38:03,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-11-10 05:38:03,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 41. [2018-11-10 05:38:03,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-10 05:38:03,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2018-11-10 05:38:03,862 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 19 [2018-11-10 05:38:03,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:38:03,862 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2018-11-10 05:38:03,862 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 05:38:03,862 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2018-11-10 05:38:03,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:38:03,863 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:38:03,863 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 05:38:03,863 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:38:03,863 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:38:03,863 INFO L82 PathProgramCache]: Analyzing trace with hash 574534328, now seen corresponding path program 1 times [2018-11-10 05:38:03,864 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:38:03,864 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-11-10 05:38:03,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:38:03,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:38:04,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:38:04,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:38:04,053 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:38:04,063 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:38:04,063 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 05:38:04,063 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 05:38:04,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 05:38:04,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 05:38:04,063 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 6 states. [2018-11-10 05:38:12,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:38:12,731 INFO L93 Difference]: Finished difference Result 50 states and 57 transitions. [2018-11-10 05:38:12,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 05:38:12,786 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-11-10 05:38:12,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:38:12,786 INFO L225 Difference]: With dead ends: 50 [2018-11-10 05:38:12,787 INFO L226 Difference]: Without dead ends: 42 [2018-11-10 05:38:12,787 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 05:38:12,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-11-10 05:38:12,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 39. [2018-11-10 05:38:12,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-10 05:38:12,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 46 transitions. [2018-11-10 05:38:12,794 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 46 transitions. Word has length 19 [2018-11-10 05:38:12,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:38:12,794 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 46 transitions. [2018-11-10 05:38:12,795 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 05:38:12,795 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2018-11-10 05:38:12,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:38:12,795 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:38:12,795 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:38:12,795 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:38:12,796 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:38:12,796 INFO L82 PathProgramCache]: Analyzing trace with hash -895813314, now seen corresponding path program 1 times [2018-11-10 05:38:12,796 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:38:12,796 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-11-10 05:38:12,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:38:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:38:12,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:38:13,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:38:13,011 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:38:13,021 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:38:13,022 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 05:38:13,022 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 05:38:13,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 05:38:13,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:38:13,022 INFO L87 Difference]: Start difference. First operand 39 states and 46 transitions. Second operand 7 states. [2018-11-10 05:38:22,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:38:22,906 INFO L93 Difference]: Finished difference Result 47 states and 53 transitions. [2018-11-10 05:38:22,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 05:38:22,962 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-11-10 05:38:22,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:38:22,963 INFO L225 Difference]: With dead ends: 47 [2018-11-10 05:38:22,963 INFO L226 Difference]: Without dead ends: 41 [2018-11-10 05:38:22,963 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-10 05:38:22,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-11-10 05:38:22,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 39. [2018-11-10 05:38:22,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-10 05:38:22,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 45 transitions. [2018-11-10 05:38:22,972 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 45 transitions. Word has length 20 [2018-11-10 05:38:22,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:38:22,972 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 45 transitions. [2018-11-10 05:38:22,972 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 05:38:22,972 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2018-11-10 05:38:22,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 05:38:22,973 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:38:22,973 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 05:38:22,973 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:38:22,973 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:38:22,973 INFO L82 PathProgramCache]: Analyzing trace with hash -2130131876, now seen corresponding path program 1 times [2018-11-10 05:38:22,973 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:38:22,974 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-11-10 05:38:22,977 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:38:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:38:24,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:38:24,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:38:24,225 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:38:24,244 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:38:24,245 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 05:38:24,245 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 05:38:24,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 05:38:24,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:38:24,245 INFO L87 Difference]: Start difference. First operand 39 states and 45 transitions. Second operand 7 states. [2018-11-10 05:38:33,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:38:33,743 INFO L93 Difference]: Finished difference Result 50 states and 57 transitions. [2018-11-10 05:38:33,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 05:38:33,799 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2018-11-10 05:38:33,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:38:33,800 INFO L225 Difference]: With dead ends: 50 [2018-11-10 05:38:33,800 INFO L226 Difference]: Without dead ends: 35 [2018-11-10 05:38:33,800 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 05:38:33,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-11-10 05:38:33,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2018-11-10 05:38:33,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-11-10 05:38:33,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 36 transitions. [2018-11-10 05:38:33,808 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 36 transitions. Word has length 22 [2018-11-10 05:38:33,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:38:33,809 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 36 transitions. [2018-11-10 05:38:33,809 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 05:38:33,809 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-11-10 05:38:33,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 05:38:33,810 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:38:33,810 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 05:38:33,810 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:38:33,810 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:38:33,810 INFO L82 PathProgramCache]: Analyzing trace with hash -1273754747, now seen corresponding path program 1 times [2018-11-10 05:38:33,811 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:38:33,811 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-11-10 05:38:33,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:38:35,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:38:35,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:38:35,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:38:35,322 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:38:35,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:38:35,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 05:38:35,347 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 05:38:35,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 05:38:35,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:38:35,347 INFO L87 Difference]: Start difference. First operand 35 states and 36 transitions. Second operand 7 states. [2018-11-10 05:38:42,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:38:42,703 INFO L93 Difference]: Finished difference Result 35 states and 36 transitions. [2018-11-10 05:38:42,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 05:38:42,704 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 32 [2018-11-10 05:38:42,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:38:42,704 INFO L225 Difference]: With dead ends: 35 [2018-11-10 05:38:42,704 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 05:38:42,705 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 26 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 05:38:42,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 05:38:42,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 05:38:42,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 05:38:42,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 05:38:42,705 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2018-11-10 05:38:42,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:38:42,706 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 05:38:42,706 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 05:38:42,706 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 05:38:42,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:38:42,710 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 05:38:42,999 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 63 [2018-11-10 05:38:43,139 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 63 [2018-11-10 05:38:43,294 WARN L179 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 66 [2018-11-10 05:38:43,426 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 63 [2018-11-10 05:38:43,568 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 63 [2018-11-10 05:38:43,897 WARN L179 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 108 [2018-11-10 05:38:44,037 WARN L179 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 69 [2018-11-10 05:38:44,038 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:38:44,039 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-10 05:38:44,039 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:38:44,039 INFO L425 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 17 30) no Hoare annotation was computed. [2018-11-10 05:38:44,039 INFO L425 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-11-10 05:38:44,039 INFO L421 ceAbstractionStarter]: At program point L19-3(lines 19 23) the Hoare annotation is: (or (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|)) (= |~#atanhi_atan~0.base| |~#atanlo_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))))) (forall ((v_prenex_64 (_ BitVec 32))) (or (not (= (bvadd (select |old(#valid)| v_prenex_64) (_ bv1 1)) (_ bv0 1))) (= |~#atanhi_atan~0.base| v_prenex_64) (= v_prenex_64 |~#atanlo_atan~0.base|))) (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 05:38:44,039 INFO L425 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 17 30) no Hoare annotation was computed. [2018-11-10 05:38:44,039 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 28) no Hoare annotation was computed. [2018-11-10 05:38:44,039 INFO L421 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 17 30) the Hoare annotation is: (or (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|)) (= |~#atanhi_atan~0.base| |~#atanlo_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))))) (forall ((v_prenex_64 (_ BitVec 32))) (or (not (= (bvadd (select |old(#valid)| v_prenex_64) (_ bv1 1)) (_ bv0 1))) (= |~#atanhi_atan~0.base| v_prenex_64) (= v_prenex_64 |~#atanlo_atan~0.base|))) (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 05:38:44,039 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 17 30) no Hoare annotation was computed. [2018-11-10 05:38:44,039 INFO L425 ceAbstractionStarter]: For program point L24-3(lines 24 28) no Hoare annotation was computed. [2018-11-10 05:38:44,039 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:38:44,040 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)))) (exists ((v_prenex_64 (_ BitVec 32))) (and (not (= |~#atanhi_atan~0.base| v_prenex_64)) (not (= |~#atanlo_atan~0.base| v_prenex_64)) (= (bvadd (select |#valid| v_prenex_64) (_ bv1 1)) (_ bv0 1)))) (= (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|))) [2018-11-10 05:38:44,040 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 05:38:44,040 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:38:44,040 INFO L421 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (or (= |~#atanhi_atan~0.base| |~#atanlo_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))))) (forall ((v_prenex_64 (_ BitVec 32))) (or (not (= (bvadd (select |old(#valid)| v_prenex_64) (_ bv1 1)) (_ bv0 1))) (= |~#atanhi_atan~0.base| v_prenex_64) (= v_prenex_64 |~#atanlo_atan~0.base|))) (and (= (fp.div RNE ((_ to_fp 8 24) RNE 1.0) (_ +zero 8 24)) main_~x~0) (= |#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 05:38:44,040 INFO L425 ceAbstractionStarter]: For program point L128-1(line 128) no Hoare annotation was computed. [2018-11-10 05:38:44,040 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 120 136) the Hoare annotation is: (or (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|)) (= |~#atanhi_atan~0.base| |~#atanlo_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))))) (forall ((v_prenex_64 (_ BitVec 32))) (or (not (= (bvadd (select |old(#valid)| v_prenex_64) (_ bv1 1)) (_ bv0 1))) (= |~#atanhi_atan~0.base| v_prenex_64) (= v_prenex_64 |~#atanlo_atan~0.base|))) (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 05:38:44,040 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 120 136) no Hoare annotation was computed. [2018-11-10 05:38:44,040 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 120 136) no Hoare annotation was computed. [2018-11-10 05:38:44,040 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 131) no Hoare annotation was computed. [2018-11-10 05:38:44,040 INFO L425 ceAbstractionStarter]: For program point L131(line 131) no Hoare annotation was computed. [2018-11-10 05:38:44,040 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 133) no Hoare annotation was computed. [2018-11-10 05:38:44,041 INFO L421 ceAbstractionStarter]: At program point atan_floatENTRY(lines 56 118) the Hoare annotation is: (or (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|)) (= |~#atanhi_atan~0.base| |~#atanlo_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))))) (forall ((v_prenex_64 (_ BitVec 32))) (or (not (= (bvadd (select |old(#valid)| v_prenex_64) (_ bv1 1)) (_ bv0 1))) (= |~#atanhi_atan~0.base| v_prenex_64) (= v_prenex_64 |~#atanlo_atan~0.base|))) (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 05:38:44,041 INFO L425 ceAbstractionStarter]: For program point atan_floatFINAL(lines 56 118) no Hoare annotation was computed. [2018-11-10 05:38:44,041 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2018-11-10 05:38:44,041 INFO L421 ceAbstractionStarter]: At program point L60-3(lines 60 64) the Hoare annotation is: (or (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|) (= |atan_float_#in~x| atan_float_~x)) (= |~#atanhi_atan~0.base| |~#atanlo_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))))) (forall ((v_prenex_64 (_ BitVec 32))) (or (not (= (bvadd (select |old(#valid)| v_prenex_64) (_ bv1 1)) (_ bv0 1))) (= |~#atanhi_atan~0.base| v_prenex_64) (= v_prenex_64 |~#atanlo_atan~0.base|))) (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 05:38:44,041 INFO L425 ceAbstractionStarter]: For program point L60-4(lines 60 64) no Hoare annotation was computed. [2018-11-10 05:38:44,041 INFO L421 ceAbstractionStarter]: At program point L81(line 81) the Hoare annotation is: (or (= |~#atanhi_atan~0.base| |~#atanlo_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 (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))) (exists ((|atan_float_write~intFLOATTYPE4_#ptr.offset| (_ BitVec 32)) (|atan_float_#Ultimate.alloc_#res.offset| (_ BitVec 32)) (v_prenex_60 (_ BitVec 32)) (|v_qquantified_#valueAsBitvector_5| (_ 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_60) |atan_float_write~intFLOATTYPE4_#ptr.offset| |v_qquantified_#valueAsBitvector_5|)) |#memory_int|) (= (select |old(#valid)| |atan_float_write~intFLOATTYPE4_#ptr.base|) (_ bv0 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 ((v_prenex_64 (_ BitVec 32))) (and (not (= |~#atanhi_atan~0.base| v_prenex_64)) (not (= |~#atanlo_atan~0.base| v_prenex_64)) (= (bvadd (select |#valid| v_prenex_64) (_ bv1 1)) (_ bv0 1)))) (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))) (forall ((v_prenex_64 (_ BitVec 32))) (or (not (= (bvadd (select |old(#valid)| v_prenex_64) (_ bv1 1)) (_ bv0 1))) (= |~#atanhi_atan~0.base| v_prenex_64) (= v_prenex_64 |~#atanlo_atan~0.base|))) (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 05:38:44,041 INFO L425 ceAbstractionStarter]: For program point L81-1(line 81) no Hoare annotation was computed. [2018-11-10 05:38:44,041 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 72) no Hoare annotation was computed. [2018-11-10 05:38:44,041 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 98) no Hoare annotation was computed. [2018-11-10 05:38:44,041 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 99) no Hoare annotation was computed. [2018-11-10 05:38:44,042 INFO L425 ceAbstractionStarter]: For program point L66(lines 66 73) no Hoare annotation was computed. [2018-11-10 05:38:44,042 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2018-11-10 05:38:44,042 INFO L425 ceAbstractionStarter]: For program point L91-2(lines 74 99) no Hoare annotation was computed. [2018-11-10 05:38:44,042 INFO L425 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2018-11-10 05:38:44,042 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-10 05:38:44,042 INFO L425 ceAbstractionStarter]: For program point L116-2(line 116) no Hoare annotation was computed. [2018-11-10 05:38:44,042 INFO L425 ceAbstractionStarter]: For program point L112(lines 112 117) no Hoare annotation was computed. [2018-11-10 05:38:44,042 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 78) no Hoare annotation was computed. [2018-11-10 05:38:44,042 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 78) no Hoare annotation was computed. [2018-11-10 05:38:44,042 INFO L425 ceAbstractionStarter]: For program point L67(lines 67 68) no Hoare annotation was computed. [2018-11-10 05:38:44,042 INFO L425 ceAbstractionStarter]: For program point atan_floatEXIT(lines 56 118) no Hoare annotation was computed. [2018-11-10 05:38:44,042 INFO L425 ceAbstractionStarter]: For program point L76(lines 76 77) no Hoare annotation was computed. [2018-11-10 05:38:44,050 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,051 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,052 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,052 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,052 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,052 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,053 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,053 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,055 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,055 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,056 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,056 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,056 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,057 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,057 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,057 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,060 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,060 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,061 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,061 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,061 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,061 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,062 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,062 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,062 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,063 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,063 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,063 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,063 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,063 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,064 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,064 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,064 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,066 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,066 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,066 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,066 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,067 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,067 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,067 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,067 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,067 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,068 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,068 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,069 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,069 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,069 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,069 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,070 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,070 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,071 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,071 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,071 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,071 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,071 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,072 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,072 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,072 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,072 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,073 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,073 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,074 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,074 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,074 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,074 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,074 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,075 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 05:38:44 BoogieIcfgContainer [2018-11-10 05:38:44,077 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 05:38:44,077 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:38:44,077 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:38:44,078 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:38:44,078 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:33:40" (3/4) ... [2018-11-10 05:38:44,082 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:38:44,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 05:38:44,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-11-10 05:38:44,089 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 05:38:44,089 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-11-10 05:38:44,099 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 122 nodes and edges [2018-11-10 05:38:44,099 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2018-11-10 05:38:44,100 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 05:38:44,100 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 05:38:44,131 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\valid == \old(\valid) && \old(unknown-#memory_int-unknown) == unknown-#memory_int-unknown) && \old(x) == x) || atanhi_atan == atanlo_atan) || !(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)))) || (forall v_prenex_64 : bv32 :: (!(~bvadd64(\old(\valid)[v_prenex_64], 1bv1) == 0bv1) || atanhi_atan == v_prenex_64) || v_prenex_64 == atanlo_atan)) || !(~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 05:38:44,132 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\valid == \old(\valid) && \old(unknown-#memory_int-unknown) == unknown-#memory_int-unknown) || atanhi_atan == atanlo_atan) || !(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)))) || (forall v_prenex_64 : bv32 :: (!(~bvadd64(\old(\valid)[v_prenex_64], 1bv1) == 0bv1) || atanhi_atan == v_prenex_64) || v_prenex_64 == atanlo_atan)) || !(~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 05:38:44,171 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b1308b88-e8f3-4c10-85bb-1ea1ec5cfb04/bin-2019/utaipan/witness.graphml [2018-11-10 05:38:44,171 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:38:44,172 INFO L168 Benchmark]: Toolchain (without parser) took 312794.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 953.2 MB in the beginning and 919.8 MB in the end (delta: 33.4 MB). Peak memory consumption was 198.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:38:44,172 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:38:44,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 235.51 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 935.8 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:38:44,173 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.28 ms. Allocated memory is still 1.0 GB. Free memory was 935.8 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:38:44,173 INFO L168 Benchmark]: Boogie Preprocessor took 89.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -206.3 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-10 05:38:44,173 INFO L168 Benchmark]: RCFGBuilder took 9188.40 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: 63.1 MB). Peak memory consumption was 63.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:38:44,174 INFO L168 Benchmark]: TraceAbstraction took 303138.77 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 21.0 MB). Free memory was 1.1 GB in the beginning and 927.1 MB in the end (delta: 146.5 MB). Peak memory consumption was 167.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:38:44,174 INFO L168 Benchmark]: Witness Printer took 94.07 ms. Allocated memory is still 1.2 GB. Free memory was 927.1 MB in the beginning and 919.8 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:38:44,176 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 235.51 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 935.8 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.28 ms. Allocated memory is still 1.0 GB. Free memory was 935.8 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 89.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -206.3 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 9188.40 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: 63.1 MB). Peak memory consumption was 63.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 303138.77 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 21.0 MB). Free memory was 1.1 GB in the beginning and 927.1 MB in the end (delta: 146.5 MB). Peak memory consumption was 167.5 MB. Max. memory is 11.5 GB. * Witness Printer took 94.07 ms. Allocated memory is still 1.2 GB. Free memory was 927.1 MB in the beginning and 919.8 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,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[v_prenex_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,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[v_prenex_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,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[v_prenex_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,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 * 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: 131]: 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 05:38:44,181 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,181 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,181 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,182 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,182 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,182 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,182 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,182 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,182 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,183 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,183 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,183 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,183 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,184 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,184 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,184 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,184 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,185 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,189 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,189 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,190 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,190 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,190 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,190 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,190 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,190 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,192 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,192 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,192 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((((((\valid == \old(\valid) && \old(unknown-#memory_int-unknown) == unknown-#memory_int-unknown) || atanhi_atan == atanlo_atan) || !(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)))) || (forall v_prenex_64 : bv32 :: (!(~bvadd64(\old(\valid)[v_prenex_64], 1bv1) == 0bv1) || atanhi_atan == v_prenex_64) || v_prenex_64 == atanlo_atan)) || !(~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 05:38:44,192 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,193 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,193 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,193 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,194 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,194 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,194 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,194 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,195 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,195 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,195 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,195 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,196 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,196 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,196 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,196 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,196 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,197 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,197 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,198 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,198 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,198 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_64,QUANTIFIED] [2018-11-10 05:38:44,199 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,199 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,199 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,199 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:38:44,199 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,199 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,200 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,200 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,200 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,200 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,200 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-10 05:38:44,200 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((((\valid == \old(\valid) && \old(unknown-#memory_int-unknown) == unknown-#memory_int-unknown) && \old(x) == x) || atanhi_atan == atanlo_atan) || !(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)))) || (forall v_prenex_64 : bv32 :: (!(~bvadd64(\old(\valid)[v_prenex_64], 1bv1) == 0bv1) || atanhi_atan == v_prenex_64) || v_prenex_64 == atanlo_atan)) || !(~fp~LONGDOUBLE(\old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], \old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], \old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 15707962513/10000000000)))) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(\old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], \old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], \old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0])) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 45 locations, 1 error locations. SAFE Result, 303.0s OverallTime, 7 OverallIterations, 1 TraceHistogramMax, 54.6s AutomataDifference, 0.0s DeadEndRemovalTime, 1.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 250 SDtfs, 296 SDslu, 702 SDs, 0 SdLazy, 306 SolverSat, 30 SolverUnsat, 17 SolverUnknown, 0 SolverNotchecked, 49.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 163 GetRequests, 109 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 5.3s 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, 996 HoareAnnotationTreeSize, 12 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 10 FomulaSimplificationsInter, 685 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 243.8s InterpolantComputationTime, 147 NumberOfCodeBlocks, 147 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 140 ConstructedInterpolants, 44 QuantifiedInterpolants, 34639 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...