./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/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 18318d2897bde0142dc4632253da5d46def4ecbb ................................................................................................................................................................................................................................................................................................................................ 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_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/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 18318d2897bde0142dc4632253da5d46def4ecbb ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 18:49:18,794 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:49:18,795 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:49:18,801 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:49:18,801 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:49:18,802 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:49:18,803 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:49:18,803 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:49:18,804 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:49:18,805 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:49:18,805 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:49:18,806 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:49:18,806 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:49:18,807 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:49:18,807 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:49:18,808 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:49:18,808 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:49:18,809 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:49:18,810 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:49:18,811 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:49:18,812 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:49:18,812 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:49:18,813 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:49:18,814 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:49:18,814 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:49:18,814 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:49:18,815 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:49:18,815 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:49:18,816 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:49:18,816 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:49:18,816 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:49:18,817 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:49:18,817 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:49:18,817 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:49:18,818 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:49:18,818 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:49:18,818 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 18:49:18,826 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:49:18,826 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:49:18,826 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:49:18,827 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 18:49:18,827 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 18:49:18,827 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 18:49:18,827 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 18:49:18,827 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 18:49:18,827 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 18:49:18,827 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 18:49:18,827 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 18:49:18,827 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 18:49:18,827 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 18:49:18,828 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:49:18,828 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 18:49:18,828 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 18:49:18,828 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 18:49:18,828 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:49:18,828 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:49:18,828 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:49:18,829 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:49:18,829 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 18:49:18,829 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:49:18,829 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:49:18,829 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:49:18,829 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 18:49:18,829 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:49:18,829 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 18:49:18,829 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 18:49:18,829 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:49:18,829 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:49:18,830 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:49:18,830 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 18:49:18,830 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:49:18,830 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 18:49:18,830 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 18:49:18,830 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_03f9242d-d7eb-436a-a6a0-551f48acbed3/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 -> 18318d2897bde0142dc4632253da5d46def4ecbb [2018-12-09 18:49:18,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:49:18,853 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:49:18,855 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:49:18,856 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:49:18,856 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:49:18,857 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-12-09 18:49:18,892 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/data/1ade2d666/7035080f4d2545f48cacbb053f3a73a0/FLAGc3274bb8c [2018-12-09 18:49:19,324 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:49:19,325 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-12-09 18:49:19,328 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/data/1ade2d666/7035080f4d2545f48cacbb053f3a73a0/FLAGc3274bb8c [2018-12-09 18:49:19,336 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/data/1ade2d666/7035080f4d2545f48cacbb053f3a73a0 [2018-12-09 18:49:19,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:49:19,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:49:19,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:49:19,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:49:19,341 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:49:19,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:49:19" (1/1) ... [2018-12-09 18:49:19,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68a38c74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:19, skipping insertion in model container [2018-12-09 18:49:19,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:49:19" (1/1) ... [2018-12-09 18:49:19,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:49:19,358 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:49:19,462 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:49:19,465 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:49:19,486 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:49:19,525 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:49:19,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:19 WrapperNode [2018-12-09 18:49:19,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:49:19,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:49:19,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:49:19,526 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:49:19,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:19" (1/1) ... [2018-12-09 18:49:19,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:19" (1/1) ... [2018-12-09 18:49:19,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:49:19,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:49:19,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:49:19,542 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:49:19,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:19" (1/1) ... [2018-12-09 18:49:19,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:19" (1/1) ... [2018-12-09 18:49:19,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:19" (1/1) ... [2018-12-09 18:49:19,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:19" (1/1) ... [2018-12-09 18:49:19,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:19" (1/1) ... [2018-12-09 18:49:19,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:19" (1/1) ... [2018-12-09 18:49:19,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:19" (1/1) ... [2018-12-09 18:49:19,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:49:19,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:49:19,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:49:19,565 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:49:19,565 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/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 [2018-12-09 18:49:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 18:49:19,596 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 18:49:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 18:49:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 18:49:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 18:49:19,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 18:49:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 18:49:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 18:49:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:49:19,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:49:19,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 18:49:19,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-09 18:49:19,597 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-12-09 18:49:19,597 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-12-09 18:49:19,597 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-12-09 18:49:19,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-12-09 18:49:19,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 18:49:19,832 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:49:19,832 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 18:49:19,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:49:19 BoogieIcfgContainer [2018-12-09 18:49:19,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:49:19,833 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 18:49:19,833 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 18:49:19,835 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 18:49:19,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 06:49:19" (1/3) ... [2018-12-09 18:49:19,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71a38f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:49:19, skipping insertion in model container [2018-12-09 18:49:19,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:19" (2/3) ... [2018-12-09 18:49:19,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71a38f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:49:19, skipping insertion in model container [2018-12-09 18:49:19,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:49:19" (3/3) ... [2018-12-09 18:49:19,838 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1130a_true-unreach-call.c [2018-12-09 18:49:19,843 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 18:49:19,848 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 18:49:19,856 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 18:49:19,878 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 18:49:19,878 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 18:49:19,878 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 18:49:19,878 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 18:49:19,878 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 18:49:19,878 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 18:49:19,878 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 18:49:19,878 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 18:49:19,890 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2018-12-09 18:49:19,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 18:49:19,894 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:49:19,895 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 18:49:19,896 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:49:19,900 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:49:19,900 INFO L82 PathProgramCache]: Analyzing trace with hash 1814272745, now seen corresponding path program 1 times [2018-12-09 18:49:19,901 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:49:19,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:49:19,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:49:19,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:49:19,929 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:49:19,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:49:19,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:49:19,987 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:49:19,988 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 18:49:19,988 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 18:49:19,992 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 18:49:19,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 18:49:20,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 18:49:20,001 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 2 states. [2018-12-09 18:49:20,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:49:20,016 INFO L93 Difference]: Finished difference Result 113 states and 177 transitions. [2018-12-09 18:49:20,016 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 18:49:20,017 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-12-09 18:49:20,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:49:20,022 INFO L225 Difference]: With dead ends: 113 [2018-12-09 18:49:20,023 INFO L226 Difference]: Without dead ends: 56 [2018-12-09 18:49:20,024 INFO L631 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 [2018-12-09 18:49:20,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-12-09 18:49:20,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2018-12-09 18:49:20,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-12-09 18:49:20,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 72 transitions. [2018-12-09 18:49:20,047 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 72 transitions. Word has length 19 [2018-12-09 18:49:20,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:49:20,047 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 72 transitions. [2018-12-09 18:49:20,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 18:49:20,047 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2018-12-09 18:49:20,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 18:49:20,048 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:49:20,048 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 18:49:20,048 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:49:20,048 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:49:20,048 INFO L82 PathProgramCache]: Analyzing trace with hash -131495386, now seen corresponding path program 1 times [2018-12-09 18:49:20,048 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:49:20,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:49:20,049 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:49:20,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:49:20,049 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:49:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:49:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:49:20,108 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-09 18:49:20,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 06:49:20 BoogieIcfgContainer [2018-12-09 18:49:20,128 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 18:49:20,129 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 18:49:20,129 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 18:49:20,129 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 18:49:20,129 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:49:19" (3/4) ... [2018-12-09 18:49:20,131 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 18:49:20,131 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 18:49:20,132 INFO L168 Benchmark]: Toolchain (without parser) took 793.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 957.8 MB in the beginning and 1.1 GB in the end (delta: -115.0 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. [2018-12-09 18:49:20,133 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-12-09 18:49:20,133 INFO L168 Benchmark]: CACSL2BoogieTranslator took 186.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 957.8 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-12-09 18:49:20,133 INFO L168 Benchmark]: Boogie Procedure Inliner took 15.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-09 18:49:20,134 INFO L168 Benchmark]: Boogie Preprocessor took 22.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:49:20,134 INFO L168 Benchmark]: RCFGBuilder took 267.52 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: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2018-12-09 18:49:20,134 INFO L168 Benchmark]: TraceAbstraction took 295.35 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: 37.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. [2018-12-09 18:49:20,135 INFO L168 Benchmark]: Witness Printer took 2.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:49:20,136 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 186.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 957.8 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 15.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 267.52 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: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 295.35 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: 37.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. * Witness Printer took 2.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 135]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of bitwiseXor at line 31, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; VAL [\old(one_fmod)=22, \old(Zero_fmod)=14, \old(Zero_fmod)=17, one_fmod=1, Zero_fmod={16:0}] [L126] float x = 0.0f; [L127] float y = __VERIFIER_nondet_float(); [L129] COND TRUE (y < 0.0f || y > 0.0f) VAL [one_fmod=1, x=0, y=18, Zero_fmod={16:0}] [L131] CALL, EXPR fmod_float(x, y) VAL [\old(x)=0, \old(y)=18, one_fmod=1, Zero_fmod={16:0}] [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [\old(x)=0, \old(y)=18, one_fmod=1, x=0, y=18, Zero_fmod={16:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [\old(x)=0, \old(y)=18, one_fmod=1, sx=0, x=0, y=18, Zero_fmod={16:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [\old(x)=0, \old(y)=18, hx=2139095040, hy=0, one_fmod=1, sx=0, x=0, y=18, Zero_fmod={16:0}] [L131] RET, EXPR fmod_float(x, y) VAL [fmod_float(x, y)=12, one_fmod=1, x=0, y=18, Zero_fmod={16:0}] [L131] float res = fmod_float(x, y); [L134] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [one_fmod=1, res=12, res == 0.0f && __signbit_float(res) == 0=0, x=0, y=18, Zero_fmod={16:0}] [L134] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L135] __VERIFIER_error() VAL [one_fmod=1, res=12, x=0, y=18, Zero_fmod={16:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 61 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 78 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=61occurred 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, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 324 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 0.1.23-635dfa2 [2018-12-09 18:49:21,433 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:49:21,434 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:49:21,440 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:49:21,440 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:49:21,441 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:49:21,441 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:49:21,442 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:49:21,443 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:49:21,443 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:49:21,444 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:49:21,444 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:49:21,445 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:49:21,445 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:49:21,446 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:49:21,447 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:49:21,447 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:49:21,448 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:49:21,449 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:49:21,451 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:49:21,451 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:49:21,452 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:49:21,454 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:49:21,454 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:49:21,454 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:49:21,455 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:49:21,455 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:49:21,456 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:49:21,456 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:49:21,457 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:49:21,457 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:49:21,457 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:49:21,458 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:49:21,458 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:49:21,458 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:49:21,459 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:49:21,459 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-09 18:49:21,470 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:49:21,470 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:49:21,470 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:49:21,471 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 18:49:21,471 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 18:49:21,471 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 18:49:21,471 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 18:49:21,471 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 18:49:21,471 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 18:49:21,472 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 18:49:21,472 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:49:21,472 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 18:49:21,473 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 18:49:21,473 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:49:21,473 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:49:21,473 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:49:21,473 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:49:21,473 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 18:49:21,473 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 18:49:21,474 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 18:49:21,474 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:49:21,474 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 18:49:21,474 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:49:21,474 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:49:21,474 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 18:49:21,475 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:49:21,475 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 18:49:21,475 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 18:49:21,475 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:49:21,475 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:49:21,475 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:49:21,476 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 18:49:21,476 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:49:21,476 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 18:49:21,476 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 18:49:21,476 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_03f9242d-d7eb-436a-a6a0-551f48acbed3/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 -> 18318d2897bde0142dc4632253da5d46def4ecbb [2018-12-09 18:49:21,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:49:21,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:49:21,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:49:21,510 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:49:21,511 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:49:21,511 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-12-09 18:49:21,547 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/data/b30a0dfc1/9420384ed7e84dc89a34f678aa2aa7d5/FLAG2601ddcd3 [2018-12-09 18:49:21,861 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:49:21,861 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-12-09 18:49:21,865 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/data/b30a0dfc1/9420384ed7e84dc89a34f678aa2aa7d5/FLAG2601ddcd3 [2018-12-09 18:49:22,282 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/data/b30a0dfc1/9420384ed7e84dc89a34f678aa2aa7d5 [2018-12-09 18:49:22,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:49:22,285 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:49:22,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:49:22,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:49:22,288 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:49:22,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:49:22" (1/1) ... [2018-12-09 18:49:22,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f98f186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:22, skipping insertion in model container [2018-12-09 18:49:22,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:49:22" (1/1) ... [2018-12-09 18:49:22,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:49:22,305 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:49:22,410 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:49:22,414 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:49:22,437 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:49:22,451 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:49:22,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:22 WrapperNode [2018-12-09 18:49:22,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:49:22,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:49:22,452 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:49:22,452 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:49:22,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:22" (1/1) ... [2018-12-09 18:49:22,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:22" (1/1) ... [2018-12-09 18:49:22,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:49:22,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:49:22,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:49:22,468 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:49:22,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:22" (1/1) ... [2018-12-09 18:49:22,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:22" (1/1) ... [2018-12-09 18:49:22,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:22" (1/1) ... [2018-12-09 18:49:22,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:22" (1/1) ... [2018-12-09 18:49:22,512 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:22" (1/1) ... [2018-12-09 18:49:22,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:22" (1/1) ... [2018-12-09 18:49:22,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:22" (1/1) ... [2018-12-09 18:49:22,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:49:22,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:49:22,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:49:22,520 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:49:22,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/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 [2018-12-09 18:49:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-09 18:49:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 18:49:22,550 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 18:49:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 18:49:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 18:49:22,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 18:49:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 18:49:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 18:49:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:49:22,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:49:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 18:49:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-12-09 18:49:22,551 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-12-09 18:49:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-12-09 18:49:22,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-12-09 18:49:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 18:49:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 18:49:22,632 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 18:49:22,696 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 18:49:22,714 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 18:49:23,372 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 18:49:23,375 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:49:23,375 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 18:49:23,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:49:23 BoogieIcfgContainer [2018-12-09 18:49:23,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:49:23,377 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 18:49:23,377 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 18:49:23,379 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 18:49:23,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 06:49:22" (1/3) ... [2018-12-09 18:49:23,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@223fab51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:49:23, skipping insertion in model container [2018-12-09 18:49:23,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:49:22" (2/3) ... [2018-12-09 18:49:23,380 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@223fab51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:49:23, skipping insertion in model container [2018-12-09 18:49:23,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:49:23" (3/3) ... [2018-12-09 18:49:23,381 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1130a_true-unreach-call.c [2018-12-09 18:49:23,387 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 18:49:23,391 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 18:49:23,400 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 18:49:23,416 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 18:49:23,416 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 18:49:23,416 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 18:49:23,416 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 18:49:23,416 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 18:49:23,416 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 18:49:23,417 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 18:49:23,417 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 18:49:23,417 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 18:49:23,426 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2018-12-09 18:49:23,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 18:49:23,430 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:49:23,430 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 18:49:23,432 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:49:23,435 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:49:23,435 INFO L82 PathProgramCache]: Analyzing trace with hash 1814272745, now seen corresponding path program 1 times [2018-12-09 18:49:23,437 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 18:49:23,438 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/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 [2018-12-09 18:49:23,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:49:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:49:23,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:49:23,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:49:23,662 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 18:49:23,672 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:49:23,672 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 18:49:23,674 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 18:49:23,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 18:49:23,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 18:49:23,683 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 2 states. [2018-12-09 18:49:23,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:49:23,698 INFO L93 Difference]: Finished difference Result 113 states and 177 transitions. [2018-12-09 18:49:23,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 18:49:23,699 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-12-09 18:49:23,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:49:23,704 INFO L225 Difference]: With dead ends: 113 [2018-12-09 18:49:23,704 INFO L226 Difference]: Without dead ends: 56 [2018-12-09 18:49:23,706 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 18:49:23,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-12-09 18:49:23,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2018-12-09 18:49:23,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-12-09 18:49:23,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 72 transitions. [2018-12-09 18:49:23,730 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 72 transitions. Word has length 19 [2018-12-09 18:49:23,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:49:23,730 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 72 transitions. [2018-12-09 18:49:23,730 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 18:49:23,730 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2018-12-09 18:49:23,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 18:49:23,731 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:49:23,731 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 18:49:23,731 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:49:23,731 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:49:23,731 INFO L82 PathProgramCache]: Analyzing trace with hash -131495386, now seen corresponding path program 1 times [2018-12-09 18:49:23,732 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 18:49:23,732 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/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 [2018-12-09 18:49:23,734 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:49:23,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:49:23,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:49:24,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:49:24,248 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 18:49:24,256 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:49:24,256 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-09 18:49:24,257 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 18:49:24,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 18:49:24,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-09 18:49:24,258 INFO L87 Difference]: Start difference. First operand 56 states and 72 transitions. Second operand 9 states. [2018-12-09 18:49:25,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:49:25,506 INFO L93 Difference]: Finished difference Result 75 states and 91 transitions. [2018-12-09 18:49:25,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 18:49:25,507 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 21 [2018-12-09 18:49:25,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:49:25,509 INFO L225 Difference]: With dead ends: 75 [2018-12-09 18:49:25,509 INFO L226 Difference]: Without dead ends: 60 [2018-12-09 18:49:25,509 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2018-12-09 18:49:25,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-12-09 18:49:25,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 56. [2018-12-09 18:49:25,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-12-09 18:49:25,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 71 transitions. [2018-12-09 18:49:25,515 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 71 transitions. Word has length 21 [2018-12-09 18:49:25,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:49:25,515 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 71 transitions. [2018-12-09 18:49:25,515 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 18:49:25,515 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2018-12-09 18:49:25,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 18:49:25,516 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:49:25,516 INFO L402 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] [2018-12-09 18:49:25,516 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:49:25,516 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:49:25,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1997252304, now seen corresponding path program 1 times [2018-12-09 18:49:25,517 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 18:49:25,517 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/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 [2018-12-09 18:49:25,520 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:49:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:49:25,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:49:25,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:49:25,607 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 18:49:25,614 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:49:25,614 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 18:49:25,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 18:49:25,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 18:49:25,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 18:49:25,615 INFO L87 Difference]: Start difference. First operand 56 states and 71 transitions. Second operand 7 states. [2018-12-09 18:49:25,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:49:25,813 INFO L93 Difference]: Finished difference Result 65 states and 80 transitions. [2018-12-09 18:49:25,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 18:49:25,814 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2018-12-09 18:49:25,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:49:25,815 INFO L225 Difference]: With dead ends: 65 [2018-12-09 18:49:25,815 INFO L226 Difference]: Without dead ends: 62 [2018-12-09 18:49:25,815 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-12-09 18:49:25,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-12-09 18:49:25,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2018-12-09 18:49:25,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-12-09 18:49:25,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 75 transitions. [2018-12-09 18:49:25,821 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 75 transitions. Word has length 22 [2018-12-09 18:49:25,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:49:25,821 INFO L480 AbstractCegarLoop]: Abstraction has 60 states and 75 transitions. [2018-12-09 18:49:25,821 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 18:49:25,821 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2018-12-09 18:49:25,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 18:49:25,822 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:49:25,822 INFO L402 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] [2018-12-09 18:49:25,822 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:49:25,822 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:49:25,822 INFO L82 PathProgramCache]: Analyzing trace with hash -1475998614, now seen corresponding path program 1 times [2018-12-09 18:49:25,822 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 18:49:25,822 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/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 [2018-12-09 18:49:25,826 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:49:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:49:25,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:49:25,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:49:25,964 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 18:49:25,971 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:49:25,971 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 18:49:25,972 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 18:49:25,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 18:49:25,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-12-09 18:49:25,972 INFO L87 Difference]: Start difference. First operand 60 states and 75 transitions. Second operand 8 states. [2018-12-09 18:49:26,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:49:26,682 INFO L93 Difference]: Finished difference Result 75 states and 89 transitions. [2018-12-09 18:49:26,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 18:49:26,683 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 23 [2018-12-09 18:49:26,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:49:26,684 INFO L225 Difference]: With dead ends: 75 [2018-12-09 18:49:26,684 INFO L226 Difference]: Without dead ends: 31 [2018-12-09 18:49:26,684 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2018-12-09 18:49:26,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2018-12-09 18:49:26,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2018-12-09 18:49:26,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-12-09 18:49:26,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 30 transitions. [2018-12-09 18:49:26,686 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 30 transitions. Word has length 23 [2018-12-09 18:49:26,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:49:26,687 INFO L480 AbstractCegarLoop]: Abstraction has 31 states and 30 transitions. [2018-12-09 18:49:26,687 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 18:49:26,687 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 30 transitions. [2018-12-09 18:49:26,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 18:49:26,687 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:49:26,687 INFO L402 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] [2018-12-09 18:49:26,687 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:49:26,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:49:26,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1977451120, now seen corresponding path program 1 times [2018-12-09 18:49:26,688 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 18:49:26,688 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/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 [2018-12-09 18:49:26,691 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:49:26,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:49:26,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:49:26,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:49:26,877 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 18:49:26,885 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:49:26,885 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-12-09 18:49:26,885 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-09 18:49:26,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-09 18:49:26,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2018-12-09 18:49:26,886 INFO L87 Difference]: Start difference. First operand 31 states and 30 transitions. Second operand 12 states. [2018-12-09 18:49:27,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:49:27,222 INFO L93 Difference]: Finished difference Result 31 states and 30 transitions. [2018-12-09 18:49:27,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 18:49:27,223 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 30 [2018-12-09 18:49:27,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:49:27,223 INFO L225 Difference]: With dead ends: 31 [2018-12-09 18:49:27,223 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 18:49:27,223 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2018-12-09 18:49:27,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 18:49:27,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 18:49:27,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 18:49:27,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 18:49:27,224 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 30 [2018-12-09 18:49:27,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:49:27,224 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 18:49:27,224 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-09 18:49:27,224 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 18:49:27,224 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 18:49:27,227 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 18:49:27,451 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2018-12-09 18:49:27,651 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2018-12-09 18:49:27,667 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 18:49:27,667 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-09 18:49:27,667 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 18:49:27,667 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 18:49:27,667 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-09 18:49:27,668 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 18:49:27,668 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 18:49:27,668 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 138) no Hoare annotation was computed. [2018-12-09 18:49:27,668 INFO L448 ceAbstractionStarter]: For program point L129-2(lines 129 138) no Hoare annotation was computed. [2018-12-09 18:49:27,668 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 119 141) the Hoare annotation is: true [2018-12-09 18:49:27,668 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 135) no Hoare annotation was computed. [2018-12-09 18:49:27,668 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 119 141) no Hoare annotation was computed. [2018-12-09 18:49:27,668 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 119 141) no Hoare annotation was computed. [2018-12-09 18:49:27,668 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-09 18:49:27,668 INFO L448 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-12-09 18:49:27,668 INFO L444 ceAbstractionStarter]: At program point L134-1(line 134) the Hoare annotation is: (and (= (_ +zero 8 24) main_~x~0) (= (_ +zero 8 24) main_~res~0) |main_#t~short17| (or (fp.gt main_~y~0 (_ +zero 8 24)) (fp.lt main_~y~0 (_ +zero 8 24)))) [2018-12-09 18:49:27,668 INFO L448 ceAbstractionStarter]: For program point L134-2(line 134) no Hoare annotation was computed. [2018-12-09 18:49:27,669 INFO L444 ceAbstractionStarter]: At program point L131(line 131) the Hoare annotation is: (and (= (_ +zero 8 24) main_~x~0) (or (fp.gt main_~y~0 (_ +zero 8 24)) (fp.lt main_~y~0 (_ +zero 8 24)))) [2018-12-09 18:49:27,669 INFO L448 ceAbstractionStarter]: For program point L131-1(line 131) no Hoare annotation was computed. [2018-12-09 18:49:27,669 INFO L448 ceAbstractionStarter]: For program point L134-4(lines 134 137) no Hoare annotation was computed. [2018-12-09 18:49:27,669 INFO L448 ceAbstractionStarter]: For program point fmod_floatEXIT(lines 17 105) no Hoare annotation was computed. [2018-12-09 18:49:27,669 INFO L448 ceAbstractionStarter]: For program point L52-1(lines 17 105) no Hoare annotation was computed. [2018-12-09 18:49:27,669 INFO L448 ceAbstractionStarter]: For program point L36(lines 36 37) no Hoare annotation was computed. [2018-12-09 18:49:27,669 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 103) no Hoare annotation was computed. [2018-12-09 18:49:27,669 INFO L448 ceAbstractionStarter]: For program point L20-1(lines 20 24) no Hoare annotation was computed. [2018-12-09 18:49:27,669 INFO L444 ceAbstractionStarter]: At program point L20-2(lines 20 24) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (= fmod_float_~x |fmod_float_#in~x|)) [2018-12-09 18:49:27,669 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 71) no Hoare annotation was computed. [2018-12-09 18:49:27,669 INFO L448 ceAbstractionStarter]: For program point L46(lines 17 105) no Hoare annotation was computed. [2018-12-09 18:49:27,669 INFO L448 ceAbstractionStarter]: For program point fmod_floatFINAL(lines 17 105) no Hoare annotation was computed. [2018-12-09 18:49:27,669 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2018-12-09 18:49:27,669 INFO L451 ceAbstractionStarter]: At program point fmod_floatENTRY(lines 17 105) the Hoare annotation is: true [2018-12-09 18:49:27,670 INFO L448 ceAbstractionStarter]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2018-12-09 18:49:27,670 INFO L444 ceAbstractionStarter]: At program point L88-2(lines 88 92) the Hoare annotation is: (and (exists ((v_fmod_float_~hy~0_20 (_ BitVec 32)) (v_fmod_float_~hx~0_35 (_ BitVec 32))) (let ((.cse0 (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_20))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_35) ((_ extract 30 23) v_fmod_float_~hx~0_35) ((_ extract 22 0) v_fmod_float_~hx~0_35)) |fmod_float_#in~x|) (not (= (_ bv0 32) .cse0)) (= .cse0 (bvxor v_fmod_float_~hx~0_35 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_35)))))) (= fmod_float_~y |fmod_float_#in~y|) (= fmod_float_~x |fmod_float_#in~x|)) [2018-12-09 18:49:27,670 INFO L448 ceAbstractionStarter]: For program point L47-2(lines 47 48) no Hoare annotation was computed. [2018-12-09 18:49:27,670 INFO L444 ceAbstractionStarter]: At program point L47-3(lines 47 48) the Hoare annotation is: (and (exists ((v_fmod_float_~hy~0_20 (_ BitVec 32)) (v_fmod_float_~hx~0_35 (_ BitVec 32))) (let ((.cse0 (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_20))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_35) ((_ extract 30 23) v_fmod_float_~hx~0_35) ((_ extract 22 0) v_fmod_float_~hx~0_35)) |fmod_float_#in~x|) (not (= (_ bv0 32) .cse0)) (= .cse0 (bvxor v_fmod_float_~hx~0_35 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_35)))))) (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (= (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_19) fmod_float_~hy~0))) (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_35 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_35) ((_ extract 30 23) v_fmod_float_~hx~0_35) ((_ extract 22 0) v_fmod_float_~hx~0_35)) |fmod_float_#in~x|) (= fmod_float_~hx~0 (bvxor v_fmod_float_~hx~0_35 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_35))))) (not (= fmod_float_~hy~0 (_ bv0 32)))) [2018-12-09 18:49:27,670 INFO L448 ceAbstractionStarter]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2018-12-09 18:49:27,670 INFO L444 ceAbstractionStarter]: At program point L97-2(lines 97 101) the Hoare annotation is: (and (exists ((v_fmod_float_~hy~0_20 (_ BitVec 32)) (v_fmod_float_~hx~0_35 (_ BitVec 32))) (let ((.cse0 (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_20))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_35) ((_ extract 30 23) v_fmod_float_~hx~0_35) ((_ extract 22 0) v_fmod_float_~hx~0_35)) |fmod_float_#in~x|) (not (= (_ bv0 32) .cse0)) (= .cse0 (bvxor v_fmod_float_~hx~0_35 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_35)))))) (= fmod_float_~y |fmod_float_#in~y|) (= fmod_float_~x |fmod_float_#in~x|)) [2018-12-09 18:49:27,670 INFO L448 ceAbstractionStarter]: For program point L97-3(lines 97 101) no Hoare annotation was computed. [2018-12-09 18:49:27,670 INFO L448 ceAbstractionStarter]: For program point L40(lines 40 44) no Hoare annotation was computed. [2018-12-09 18:49:27,670 INFO L448 ceAbstractionStarter]: For program point L40-1(lines 17 105) no Hoare annotation was computed. [2018-12-09 18:49:27,670 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2018-12-09 18:49:27,670 INFO L448 ceAbstractionStarter]: For program point L65-3(lines 65 74) no Hoare annotation was computed. [2018-12-09 18:49:27,671 INFO L444 ceAbstractionStarter]: At program point L82-2(lines 82 85) the Hoare annotation is: (and (exists ((v_fmod_float_~hy~0_20 (_ BitVec 32)) (v_fmod_float_~hx~0_35 (_ BitVec 32))) (let ((.cse0 (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_20))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_35) ((_ extract 30 23) v_fmod_float_~hx~0_35) ((_ extract 22 0) v_fmod_float_~hx~0_35)) |fmod_float_#in~x|) (not (= (_ bv0 32) .cse0)) (= .cse0 (bvxor v_fmod_float_~hx~0_35 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_35)))))) (= fmod_float_~y |fmod_float_#in~y|) (= fmod_float_~x |fmod_float_#in~x|)) [2018-12-09 18:49:27,671 INFO L448 ceAbstractionStarter]: For program point L82-3(lines 17 105) no Hoare annotation was computed. [2018-12-09 18:49:27,671 INFO L448 ceAbstractionStarter]: For program point L41-2(lines 41 42) no Hoare annotation was computed. [2018-12-09 18:49:27,671 INFO L444 ceAbstractionStarter]: At program point L41-3(lines 41 42) the Hoare annotation is: (and (exists ((v_fmod_float_~hy~0_20 (_ BitVec 32)) (v_fmod_float_~hx~0_35 (_ BitVec 32))) (let ((.cse0 (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_20))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_35) ((_ extract 30 23) v_fmod_float_~hx~0_35) ((_ extract 22 0) v_fmod_float_~hx~0_35)) |fmod_float_#in~x|) (not (= (_ bv0 32) .cse0)) (= .cse0 (bvxor v_fmod_float_~hx~0_35 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_35)))))) (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (= (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_19) fmod_float_~hy~0))) (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_35 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_35) ((_ extract 30 23) v_fmod_float_~hx~0_35) ((_ extract 22 0) v_fmod_float_~hx~0_35)) |fmod_float_#in~x|) (= fmod_float_~hx~0 (bvxor v_fmod_float_~hx~0_35 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_35))))) (not (= fmod_float_~hy~0 (_ bv0 32)))) [2018-12-09 18:49:27,671 INFO L448 ceAbstractionStarter]: For program point L25(lines 25 29) no Hoare annotation was computed. [2018-12-09 18:49:27,671 INFO L448 ceAbstractionStarter]: For program point L58-1(lines 58 63) no Hoare annotation was computed. [2018-12-09 18:49:27,671 INFO L448 ceAbstractionStarter]: For program point L25-1(lines 17 105) no Hoare annotation was computed. [2018-12-09 18:49:27,671 INFO L448 ceAbstractionStarter]: For program point L25-2(lines 25 29) no Hoare annotation was computed. [2018-12-09 18:49:27,671 INFO L448 ceAbstractionStarter]: For program point L67(lines 67 73) no Hoare annotation was computed. [2018-12-09 18:49:27,671 INFO L448 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-12-09 18:49:27,671 INFO L444 ceAbstractionStarter]: At program point L67-2(lines 65 74) the Hoare annotation is: (and (exists ((v_fmod_float_~hy~0_20 (_ BitVec 32)) (v_fmod_float_~hx~0_35 (_ BitVec 32))) (let ((.cse0 (bvand (_ bv2147483647 32) v_fmod_float_~hy~0_20))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_35) ((_ extract 30 23) v_fmod_float_~hx~0_35) ((_ extract 22 0) v_fmod_float_~hx~0_35)) |fmod_float_#in~x|) (not (= (_ bv0 32) .cse0)) (= .cse0 (bvxor v_fmod_float_~hx~0_35 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_35)))))) (= fmod_float_~y |fmod_float_#in~y|) (= fmod_float_~x |fmod_float_#in~x|)) [2018-12-09 18:49:27,672 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 78) no Hoare annotation was computed. [2018-12-09 18:49:27,672 INFO L448 ceAbstractionStarter]: For program point L76-2(lines 17 105) no Hoare annotation was computed. [2018-12-09 18:49:27,672 INFO L448 ceAbstractionStarter]: For program point __signbit_floatFINAL(lines 107 117) no Hoare annotation was computed. [2018-12-09 18:49:27,672 INFO L451 ceAbstractionStarter]: At program point __signbit_floatENTRY(lines 107 117) the Hoare annotation is: true [2018-12-09 18:49:27,672 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 110 114) no Hoare annotation was computed. [2018-12-09 18:49:27,672 INFO L444 ceAbstractionStarter]: At program point L110-2(lines 110 114) the Hoare annotation is: (= |__signbit_float_#in~x| __signbit_float_~x) [2018-12-09 18:49:27,672 INFO L448 ceAbstractionStarter]: For program point __signbit_floatEXIT(lines 107 117) no Hoare annotation was computed. [2018-12-09 18:49:27,672 INFO L448 ceAbstractionStarter]: For program point L110-3(lines 110 114) no Hoare annotation was computed. [2018-12-09 18:49:27,675 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,676 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,676 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,676 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,676 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,676 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,676 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,680 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,680 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,681 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,681 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,681 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,681 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,681 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,682 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,682 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,682 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,682 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,682 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,682 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,682 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,683 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,683 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,683 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,683 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,684 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,684 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,684 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,685 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,685 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,686 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,686 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,686 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,686 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,687 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,687 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,687 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,687 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,687 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,688 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,688 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,688 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,688 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,688 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,690 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,690 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,690 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,690 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,691 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,691 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,691 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,691 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,691 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,693 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,693 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,693 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,693 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,694 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,694 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,694 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,694 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,697 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,697 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,697 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,697 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,697 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,698 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,698 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,698 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,698 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,698 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,699 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,699 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,699 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,700 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,700 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,700 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,700 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,701 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,701 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,701 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,701 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,701 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,702 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,702 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,702 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,702 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,703 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,703 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,703 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,703 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,704 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,704 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,704 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,704 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,704 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,705 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,705 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,705 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,705 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,705 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,706 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,706 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,706 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 06:49:27 BoogieIcfgContainer [2018-12-09 18:49:27,708 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 18:49:27,708 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 18:49:27,708 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 18:49:27,709 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 18:49:27,709 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:49:23" (3/4) ... [2018-12-09 18:49:27,712 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 18:49:27,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 18:49:27,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 18:49:27,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fmod_float [2018-12-09 18:49:27,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __signbit_float [2018-12-09 18:49:27,722 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-12-09 18:49:27,722 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 18:49:27,722 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 18:49:27,723 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 18:49:27,738 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) && x == \old(x) [2018-12-09 18:49:27,739 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-12-09 18:49:27,748 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_03f9242d-d7eb-436a-a6a0-551f48acbed3/bin-2019/utaipan/witness.graphml [2018-12-09 18:49:27,748 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 18:49:27,749 INFO L168 Benchmark]: Toolchain (without parser) took 5464.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 943.4 MB in the beginning and 816.8 MB in the end (delta: 126.6 MB). Peak memory consumption was 255.6 MB. Max. memory is 11.5 GB. [2018-12-09 18:49:27,750 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:49:27,750 INFO L168 Benchmark]: CACSL2BoogieTranslator took 166.03 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 18:49:27,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 15.54 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:49:27,750 INFO L168 Benchmark]: Boogie Preprocessor took 52.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -190.4 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-12-09 18:49:27,751 INFO L168 Benchmark]: RCFGBuilder took 855.64 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: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2018-12-09 18:49:27,751 INFO L168 Benchmark]: TraceAbstraction took 4331.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 823.4 MB in the end (delta: 261.8 MB). Peak memory consumption was 261.8 MB. Max. memory is 11.5 GB. [2018-12-09 18:49:27,751 INFO L168 Benchmark]: Witness Printer took 40.28 ms. Allocated memory is still 1.2 GB. Free memory was 823.4 MB in the beginning and 816.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-09 18:49:27,754 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 166.03 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 15.54 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -190.4 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 855.64 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: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4331.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 823.4 MB in the end (delta: 261.8 MB). Peak memory consumption was 261.8 MB. Max. memory is 11.5 GB. * Witness Printer took 40.28 ms. Allocated memory is still 1.2 GB. Free memory was 823.4 MB in the beginning and 816.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 135]: 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: 97]: Loop Invariant [2018-12-09 18:49:27,757 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,757 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] Derived loop invariant: ((\exists v_fmod_float_~hy~0_20 : bv32, v_fmod_float_~hx~0_35 : bv32 :: (~fp~LONGDOUBLE(v_fmod_float_~hx~0_35[31:31], v_fmod_float_~hx~0_35[30:23], v_fmod_float_~hx~0_35[22:0]) == \old(x) && !(0bv32 == ~bvand32(2147483647bv32, v_fmod_float_~hy~0_20))) && ~bvand32(2147483647bv32, v_fmod_float_~hy~0_20) == ~bvxor32(v_fmod_float_~hx~0_35, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_35))) && y == \old(y)) && x == \old(x) - InvariantResult [Line: 82]: Loop Invariant [2018-12-09 18:49:27,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] Derived loop invariant: ((\exists v_fmod_float_~hy~0_20 : bv32, v_fmod_float_~hx~0_35 : bv32 :: (~fp~LONGDOUBLE(v_fmod_float_~hx~0_35[31:31], v_fmod_float_~hx~0_35[30:23], v_fmod_float_~hx~0_35[22:0]) == \old(x) && !(0bv32 == ~bvand32(2147483647bv32, v_fmod_float_~hy~0_20))) && ~bvand32(2147483647bv32, v_fmod_float_~hy~0_20) == ~bvxor32(v_fmod_float_~hx~0_35, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_35))) && y == \old(y)) && x == \old(x) - InvariantResult [Line: 41]: Loop Invariant [2018-12-09 18:49:27,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,763 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,763 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,763 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,763 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,763 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,763 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,763 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,763 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,763 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,764 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,764 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,764 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,764 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,764 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,764 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] Derived loop invariant: (((((\exists v_fmod_float_~hy~0_20 : bv32, v_fmod_float_~hx~0_35 : bv32 :: (~fp~LONGDOUBLE(v_fmod_float_~hx~0_35[31:31], v_fmod_float_~hx~0_35[30:23], v_fmod_float_~hx~0_35[22:0]) == \old(x) && !(0bv32 == ~bvand32(2147483647bv32, v_fmod_float_~hy~0_20))) && ~bvand32(2147483647bv32, v_fmod_float_~hy~0_20) == ~bvxor32(v_fmod_float_~hx~0_35, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_35))) && y == \old(y)) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && ~bvand32(2147483647bv32, v_fmod_float_~hy~0_19) == hy)) && x == \old(x)) && (\exists v_fmod_float_~hx~0_35 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_35[31:31], v_fmod_float_~hx~0_35[30:23], v_fmod_float_~hx~0_35[22:0]) == \old(x) && hx == ~bvxor32(v_fmod_float_~hx~0_35, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_35)))) && !(hy == 0bv32) - InvariantResult [Line: 88]: Loop Invariant [2018-12-09 18:49:27,764 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,764 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,764 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,764 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] Derived loop invariant: ((\exists v_fmod_float_~hy~0_20 : bv32, v_fmod_float_~hx~0_35 : bv32 :: (~fp~LONGDOUBLE(v_fmod_float_~hx~0_35[31:31], v_fmod_float_~hx~0_35[30:23], v_fmod_float_~hx~0_35[22:0]) == \old(x) && !(0bv32 == ~bvand32(2147483647bv32, v_fmod_float_~hy~0_20))) && ~bvand32(2147483647bv32, v_fmod_float_~hy~0_20) == ~bvxor32(v_fmod_float_~hx~0_35, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_35))) && y == \old(y)) && x == \old(x) - InvariantResult [Line: 47]: Loop Invariant [2018-12-09 18:49:27,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-12-09 18:49:27,769 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,769 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,769 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,769 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,769 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] Derived loop invariant: (((((\exists v_fmod_float_~hy~0_20 : bv32, v_fmod_float_~hx~0_35 : bv32 :: (~fp~LONGDOUBLE(v_fmod_float_~hx~0_35[31:31], v_fmod_float_~hx~0_35[30:23], v_fmod_float_~hx~0_35[22:0]) == \old(x) && !(0bv32 == ~bvand32(2147483647bv32, v_fmod_float_~hy~0_20))) && ~bvand32(2147483647bv32, v_fmod_float_~hy~0_20) == ~bvxor32(v_fmod_float_~hx~0_35, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_35))) && y == \old(y)) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && ~bvand32(2147483647bv32, v_fmod_float_~hy~0_19) == hy)) && x == \old(x)) && (\exists v_fmod_float_~hx~0_35 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_35[31:31], v_fmod_float_~hx~0_35[30:23], v_fmod_float_~hx~0_35[22:0]) == \old(x) && hx == ~bvxor32(v_fmod_float_~hx~0_35, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_35)))) && !(hy == 0bv32) - InvariantResult [Line: 65]: Loop Invariant [2018-12-09 18:49:27,770 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,770 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,770 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,770 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,770 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,770 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,770 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,771 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,771 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,771 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,771 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,771 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-09 18:49:27,772 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-09 18:49:27,772 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_35,QUANTIFIED] Derived loop invariant: ((\exists v_fmod_float_~hy~0_20 : bv32, v_fmod_float_~hx~0_35 : bv32 :: (~fp~LONGDOUBLE(v_fmod_float_~hx~0_35[31:31], v_fmod_float_~hx~0_35[30:23], v_fmod_float_~hx~0_35[22:0]) == \old(x) && !(0bv32 == ~bvand32(2147483647bv32, v_fmod_float_~hy~0_20))) && ~bvand32(2147483647bv32, v_fmod_float_~hy~0_20) == ~bvxor32(v_fmod_float_~hx~0_35, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_35))) && y == \old(y)) && x == \old(x) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: y == \old(y) && x == \old(x) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: \old(x) == x - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 61 locations, 1 error locations. SAFE Result, 4.2s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 2.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 276 SDtfs, 235 SDslu, 880 SDs, 0 SdLazy, 364 SolverSat, 21 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 128 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred 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, 5 MinimizatonAttempts, 6 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 16 LocationsWithAnnotation, 22 PreInvPairs, 31 NumberOfFragments, 316 HoareAnnotationTreeSize, 22 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 16 FomulaSimplificationsInter, 48 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 115 NumberOfCodeBlocks, 115 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 110 ConstructedInterpolants, 10 QuantifiedInterpolants, 14856 SizeOfPredicates, 21 NumberOfNonLiveVariables, 429 ConjunctsInSsa, 51 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...