./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1072a_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_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/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 6677b5df0de82d6f15e79744b3d0d69c2e6d1112 .................................................................................................................................................................................................................................................................................................................................. 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_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/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 6677b5df0de82d6f15e79744b3d0d69c2e6d1112 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 17:25:57,019 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:25:57,020 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:25:57,026 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:25:57,026 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:25:57,027 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:25:57,028 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:25:57,028 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:25:57,029 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:25:57,030 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:25:57,030 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:25:57,030 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:25:57,031 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:25:57,031 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:25:57,032 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:25:57,032 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:25:57,032 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:25:57,033 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:25:57,034 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:25:57,035 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:25:57,035 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:25:57,036 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:25:57,037 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:25:57,037 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:25:57,037 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:25:57,038 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:25:57,038 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:25:57,039 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:25:57,039 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:25:57,040 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:25:57,040 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:25:57,040 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:25:57,040 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:25:57,040 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:25:57,041 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:25:57,041 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:25:57,041 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 17:25:57,048 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:25:57,049 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:25:57,049 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:25:57,049 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 17:25:57,049 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 17:25:57,049 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 17:25:57,049 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 17:25:57,049 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 17:25:57,050 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 17:25:57,050 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 17:25:57,050 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 17:25:57,050 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 17:25:57,050 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 17:25:57,050 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:25:57,050 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:25:57,050 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 17:25:57,051 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:25:57,051 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:25:57,051 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:25:57,051 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:25:57,051 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:25:57,051 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:25:57,051 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:25:57,051 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:25:57,051 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:25:57,051 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 17:25:57,051 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:25:57,052 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 17:25:57,052 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 17:25:57,052 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:25:57,052 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:25:57,052 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:25:57,052 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 17:25:57,052 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:25:57,052 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 17:25:57,052 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 17:25:57,052 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_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/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 -> 6677b5df0de82d6f15e79744b3d0d69c2e6d1112 [2018-12-08 17:25:57,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:25:57,076 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:25:57,078 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:25:57,079 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:25:57,079 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:25:57,079 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_1072a_true-unreach-call.c [2018-12-08 17:25:57,112 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/data/091c07124/bd75058dfe0247639e2ac5386d4db861/FLAG3a0e7a51d [2018-12-08 17:25:57,396 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:25:57,396 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/sv-benchmarks/c/float-newlib/double_req_bl_1072a_true-unreach-call.c [2018-12-08 17:25:57,400 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/data/091c07124/bd75058dfe0247639e2ac5386d4db861/FLAG3a0e7a51d [2018-12-08 17:25:57,408 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/data/091c07124/bd75058dfe0247639e2ac5386d4db861 [2018-12-08 17:25:57,409 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:25:57,410 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:25:57,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:25:57,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:25:57,413 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:25:57,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:25:57" (1/1) ... [2018-12-08 17:25:57,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@651df91d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:25:57, skipping insertion in model container [2018-12-08 17:25:57,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:25:57" (1/1) ... [2018-12-08 17:25:57,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:25:57,429 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:25:57,520 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:25:57,522 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:25:57,540 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:25:57,552 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:25:57,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:25:57 WrapperNode [2018-12-08 17:25:57,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:25:57,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:25:57,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:25:57,553 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:25:57,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:25:57" (1/1) ... [2018-12-08 17:25:57,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:25:57" (1/1) ... [2018-12-08 17:25:57,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:25:57,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:25:57,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:25:57,596 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:25:57,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:25:57" (1/1) ... [2018-12-08 17:25:57,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:25:57" (1/1) ... [2018-12-08 17:25:57,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:25:57" (1/1) ... [2018-12-08 17:25:57,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:25:57" (1/1) ... [2018-12-08 17:25:57,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:25:57" (1/1) ... [2018-12-08 17:25:57,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:25:57" (1/1) ... [2018-12-08 17:25:57,615 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:25:57" (1/1) ... [2018-12-08 17:25:57,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:25:57,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:25:57,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:25:57,617 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:25:57,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:25:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/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 [2018-12-08 17:25:57,647 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-12-08 17:25:57,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-12-08 17:25:57,647 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 17:25:57,648 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 17:25:57,648 INFO L130 BoogieDeclarations]: Found specification of procedure trunc_double [2018-12-08 17:25:57,648 INFO L138 BoogieDeclarations]: Found implementation of procedure trunc_double [2018-12-08 17:25:57,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 17:25:57,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 17:25:57,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 17:25:57,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 17:25:57,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 17:25:57,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 17:25:57,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:25:57,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:25:57,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 17:25:57,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 17:25:57,829 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:25:57,830 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-08 17:25:57,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:25:57 BoogieIcfgContainer [2018-12-08 17:25:57,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:25:57,831 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 17:25:57,831 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 17:25:57,833 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 17:25:57,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 05:25:57" (1/3) ... [2018-12-08 17:25:57,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@284b555 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 05:25:57, skipping insertion in model container [2018-12-08 17:25:57,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:25:57" (2/3) ... [2018-12-08 17:25:57,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@284b555 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 05:25:57, skipping insertion in model container [2018-12-08 17:25:57,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:25:57" (3/3) ... [2018-12-08 17:25:57,836 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1072a_true-unreach-call.c [2018-12-08 17:25:57,842 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 17:25:57,847 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 17:25:57,857 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 17:25:57,878 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 17:25:57,878 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 17:25:57,878 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 17:25:57,879 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 17:25:57,879 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 17:25:57,879 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 17:25:57,879 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 17:25:57,879 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 17:25:57,890 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2018-12-08 17:25:57,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 17:25:57,894 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:25:57,895 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:25:57,896 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:25:57,899 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:25:57,900 INFO L82 PathProgramCache]: Analyzing trace with hash 15091843, now seen corresponding path program 1 times [2018-12-08 17:25:57,901 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 17:25:57,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:25:57,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:25:57,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:25:57,930 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 17:25:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:25:57,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:25:57,994 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:25:57,994 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 17:25:57,994 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 17:25:57,997 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 17:25:58,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 17:25:58,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 17:25:58,006 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 2 states. [2018-12-08 17:25:58,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:25:58,019 INFO L93 Difference]: Finished difference Result 72 states and 101 transitions. [2018-12-08 17:25:58,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 17:25:58,020 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 25 [2018-12-08 17:25:58,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:25:58,025 INFO L225 Difference]: With dead ends: 72 [2018-12-08 17:25:58,025 INFO L226 Difference]: Without dead ends: 36 [2018-12-08 17:25:58,027 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 [2018-12-08 17:25:58,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-12-08 17:25:58,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2018-12-08 17:25:58,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2018-12-08 17:25:58,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 39 transitions. [2018-12-08 17:25:58,048 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 39 transitions. Word has length 25 [2018-12-08 17:25:58,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:25:58,049 INFO L480 AbstractCegarLoop]: Abstraction has 36 states and 39 transitions. [2018-12-08 17:25:58,049 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 17:25:58,049 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2018-12-08 17:25:58,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 17:25:58,049 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:25:58,049 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] [2018-12-08 17:25:58,050 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:25:58,050 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:25:58,050 INFO L82 PathProgramCache]: Analyzing trace with hash 458172363, now seen corresponding path program 1 times [2018-12-08 17:25:58,050 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 17:25:58,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:25:58,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:25:58,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:25:58,051 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 17:25:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:25:58,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:25:58,137 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-08 17:25:58,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 05:25:58 BoogieIcfgContainer [2018-12-08 17:25:58,154 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 17:25:58,155 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:25:58,155 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:25:58,155 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:25:58,155 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:25:57" (3/4) ... [2018-12-08 17:25:58,157 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 17:25:58,158 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:25:58,158 INFO L168 Benchmark]: Toolchain (without parser) took 748.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 957.8 MB in the beginning and 1.1 GB in the end (delta: -100.3 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. [2018-12-08 17:25:58,159 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-12-08 17:25:58,159 INFO L168 Benchmark]: CACSL2BoogieTranslator took 141.78 ms. Allocated memory is still 1.0 GB. Free memory was 957.8 MB in the beginning and 941.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-08 17:25:58,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -183.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-12-08 17:25:58,160 INFO L168 Benchmark]: Boogie Preprocessor took 20.90 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. [2018-12-08 17:25:58,160 INFO L168 Benchmark]: RCFGBuilder took 213.61 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: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2018-12-08 17:25:58,161 INFO L168 Benchmark]: TraceAbstraction took 323.63 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: 37.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 11.5 GB. [2018-12-08 17:25:58,161 INFO L168 Benchmark]: Witness Printer took 2.84 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. [2018-12-08 17:25:58,163 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 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 141.78 ms. Allocated memory is still 1.0 GB. Free memory was 957.8 MB in the beginning and 941.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -183.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 213.61 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: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 323.63 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: 37.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 11.5 GB. * Witness Printer took 2.84 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: 89]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 72, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49, overapproximation of bitwiseAnd at line 71. Possible FailurePath: [L84] double x = 1.0 / 0.0; [L85] CALL, EXPR trunc_double(x) VAL [\old(x)=10737418240] [L18] int signbit; [L19] int msw; [L20] unsigned int lsw; [L21] int exponent_less_1023; VAL [\old(x)=10737418240, x=10737418240] [L23] ieee_double_shape_type ew_u; [L24] ew_u.value = (x) [L25] EXPR ew_u.parts.msw [L25] (msw) = ew_u.parts.msw [L26] EXPR ew_u.parts.lsw [L26] (lsw) = ew_u.parts.lsw [L28] signbit = msw & 0x80000000 [L29] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 VAL [\old(x)=10737418240, exponent_less_1023=1024, lsw=2147483657, msw=2147483647, signbit=-1, x=10737418240] [L30] COND FALSE !(exponent_less_1023 < 20) VAL [\old(x)=10737418240, exponent_less_1023=1024, lsw=2147483657, msw=2147483647, signbit=-1, x=10737418240] [L47] COND TRUE exponent_less_1023 > 51 VAL [\old(x)=10737418240, exponent_less_1023=1024, lsw=2147483657, msw=2147483647, signbit=-1, x=10737418240] [L48] COND TRUE exponent_less_1023 == 1024 [L49] return x + x; VAL [\old(x)=10737418240, exponent_less_1023=1024, lsw=2147483657, msw=2147483647, signbit=-1, x=10737418240] [L85] RET, EXPR trunc_double(x) VAL [trunc_double(x)=10737418245, x=10737418240] [L85] double res = trunc_double(x); [L88] CALL, EXPR isinf_double(res) VAL [\old(x)=10737418245] [L64] __int32_t hx, lx; VAL [\old(x)=10737418245, x=10737418245] [L66] ieee_double_shape_type ew_u; [L67] ew_u.value = (x) [L68] EXPR ew_u.parts.msw [L68] (hx) = ew_u.parts.msw [L69] EXPR ew_u.parts.lsw [L69] (lx) = ew_u.parts.lsw [L71] hx &= 0x7fffffff [L72] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L73] hx = 0x7ff00000 - hx [L74] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [\old(x)=10737418245, \result=0, hx=2146435073, lx=2, x=10737418245] [L88] RET, EXPR isinf_double(res) VAL [isinf_double(res)=0, res=10737418245, x=10737418240] [L88] COND TRUE !isinf_double(res) [L89] __VERIFIER_error() VAL [res=10737418245, x=10737418240] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 40 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 43 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=40occurred 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, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 576 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 [2018-12-08 17:25:59,562 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:25:59,563 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:25:59,569 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-12-08 17:25:59,573 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:25:59,573 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:25:59,573 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:25:59,574 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:25:59,574 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:25:59,575 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:25:59,576 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:25:59,577 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:25:59,577 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:25:59,578 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:25:59,578 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:25:59,579 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:25:59,580 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:25:59,580 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:25:59,580 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:25:59,581 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:25:59,581 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:25:59,581 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:25:59,582 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:25:59,582 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:25:59,582 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:25:59,583 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:25:59,583 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:25:59,583 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:25:59,583 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:25:59,584 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-08 17:25:59,591 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:25:59,591 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:25:59,591 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:25:59,592 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 17:25:59,592 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 17:25:59,592 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 17:25:59,592 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 17:25:59,592 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 17:25:59,592 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 17:25:59,592 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 17:25:59,592 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:25:59,593 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:25:59,593 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:25:59,593 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:25:59,593 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:25:59,593 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:25:59,593 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:25:59,593 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 17:25:59,593 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 17:25:59,593 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:25:59,593 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:25:59,594 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:25:59,594 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:25:59,594 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:25:59,594 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 17:25:59,594 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:25:59,594 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 17:25:59,594 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 17:25:59,594 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:25:59,594 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:25:59,594 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:25:59,594 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 17:25:59,595 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:25:59,595 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 17:25:59,595 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 17:25:59,595 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_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/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 -> 6677b5df0de82d6f15e79744b3d0d69c2e6d1112 [2018-12-08 17:25:59,613 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:25:59,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:25:59,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:25:59,626 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:25:59,627 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:25:59,627 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_1072a_true-unreach-call.c [2018-12-08 17:25:59,663 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/data/498ef0778/d1068bbf28794d5e8c8cef686fe3198c/FLAGe148164ca [2018-12-08 17:26:00,007 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:26:00,007 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/sv-benchmarks/c/float-newlib/double_req_bl_1072a_true-unreach-call.c [2018-12-08 17:26:00,011 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/data/498ef0778/d1068bbf28794d5e8c8cef686fe3198c/FLAGe148164ca [2018-12-08 17:26:00,397 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/data/498ef0778/d1068bbf28794d5e8c8cef686fe3198c [2018-12-08 17:26:00,399 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:26:00,400 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:26:00,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:26:00,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:26:00,402 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:26:00,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:26:00" (1/1) ... [2018-12-08 17:26:00,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3832628d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:00, skipping insertion in model container [2018-12-08 17:26:00,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:26:00" (1/1) ... [2018-12-08 17:26:00,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:26:00,419 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:26:00,512 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:26:00,515 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:26:00,535 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:26:00,551 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:26:00,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:00 WrapperNode [2018-12-08 17:26:00,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:26:00,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:26:00,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:26:00,552 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:26:00,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:00" (1/1) ... [2018-12-08 17:26:00,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:00" (1/1) ... [2018-12-08 17:26:00,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:26:00,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:26:00,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:26:00,567 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:26:00,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:00" (1/1) ... [2018-12-08 17:26:00,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:00" (1/1) ... [2018-12-08 17:26:00,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:00" (1/1) ... [2018-12-08 17:26:00,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:00" (1/1) ... [2018-12-08 17:26:00,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:00" (1/1) ... [2018-12-08 17:26:00,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:00" (1/1) ... [2018-12-08 17:26:00,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:00" (1/1) ... [2018-12-08 17:26:00,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:26:00,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:26:00,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:26:00,625 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:26:00,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/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 [2018-12-08 17:26:00,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-08 17:26:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-12-08 17:26:00,656 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-12-08 17:26:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-08 17:26:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 17:26:00,656 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 17:26:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure trunc_double [2018-12-08 17:26:00,656 INFO L138 BoogieDeclarations]: Found implementation of procedure trunc_double [2018-12-08 17:26:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 17:26:00,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 17:26:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 17:26:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 17:26:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:26:00,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:26:00,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 17:26:00,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 17:26:00,773 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 17:26:00,881 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 17:26:00,899 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:26:00,899 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-08 17:26:00,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:26:00 BoogieIcfgContainer [2018-12-08 17:26:00,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:26:00,900 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 17:26:00,900 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 17:26:00,901 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 17:26:00,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 05:26:00" (1/3) ... [2018-12-08 17:26:00,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65f62fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 05:26:00, skipping insertion in model container [2018-12-08 17:26:00,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:00" (2/3) ... [2018-12-08 17:26:00,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65f62fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 05:26:00, skipping insertion in model container [2018-12-08 17:26:00,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:26:00" (3/3) ... [2018-12-08 17:26:00,903 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1072a_true-unreach-call.c [2018-12-08 17:26:00,909 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 17:26:00,913 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 17:26:00,921 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 17:26:00,938 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 17:26:00,938 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 17:26:00,938 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 17:26:00,939 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 17:26:00,939 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 17:26:00,939 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 17:26:00,939 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 17:26:00,939 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 17:26:00,939 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 17:26:00,948 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states. [2018-12-08 17:26:00,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 17:26:00,952 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:26:00,952 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] [2018-12-08 17:26:00,953 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:26:00,956 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:26:00,957 INFO L82 PathProgramCache]: Analyzing trace with hash 109339129, now seen corresponding path program 1 times [2018-12-08 17:26:00,959 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 17:26:00,959 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/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 [2018-12-08 17:26:00,963 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:26:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:26:01,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:26:01,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:26:01,043 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 17:26:01,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:26:01,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 17:26:01,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 17:26:01,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 17:26:01,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 17:26:01,063 INFO L87 Difference]: Start difference. First operand 39 states. Second operand 2 states. [2018-12-08 17:26:01,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:26:01,075 INFO L93 Difference]: Finished difference Result 70 states and 99 transitions. [2018-12-08 17:26:01,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 17:26:01,076 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 24 [2018-12-08 17:26:01,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:26:01,081 INFO L225 Difference]: With dead ends: 70 [2018-12-08 17:26:01,082 INFO L226 Difference]: Without dead ends: 35 [2018-12-08 17:26:01,084 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 17:26:01,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-12-08 17:26:01,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2018-12-08 17:26:01,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-12-08 17:26:01,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 38 transitions. [2018-12-08 17:26:01,105 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 38 transitions. Word has length 24 [2018-12-08 17:26:01,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:26:01,106 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 38 transitions. [2018-12-08 17:26:01,106 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 17:26:01,106 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2018-12-08 17:26:01,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-08 17:26:01,106 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:26:01,106 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] [2018-12-08 17:26:01,107 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:26:01,107 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:26:01,107 INFO L82 PathProgramCache]: Analyzing trace with hash 933504078, now seen corresponding path program 1 times [2018-12-08 17:26:01,107 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 17:26:01,107 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/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 [2018-12-08 17:26:01,110 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:26:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:26:01,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:26:01,726 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2018-12-08 17:26:02,180 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:26:02,181 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:26:02,182 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:26:02,184 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:26:02,187 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 85 [2018-12-08 17:26:02,271 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2018-12-08 17:26:02,272 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 17:26:02,295 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2018-12-08 17:26:02,299 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-12-08 17:26:02,300 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-08 17:26:02,302 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:26:02,324 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 24 [2018-12-08 17:26:02,329 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 10 [2018-12-08 17:26:02,329 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-08 17:26:02,336 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:26:02,345 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:26:02,358 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-08 17:26:02,359 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:71, output treesize:27 [2018-12-08 17:26:02,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:26:02,843 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 17:26:02,852 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:26:02,852 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-12-08 17:26:02,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-08 17:26:02,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-08 17:26:02,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-12-08 17:26:02,854 INFO L87 Difference]: Start difference. First operand 35 states and 38 transitions. Second operand 11 states. [2018-12-08 17:26:04,081 WARN L180 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-12-08 17:26:05,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:26:05,794 INFO L93 Difference]: Finished difference Result 45 states and 48 transitions. [2018-12-08 17:26:05,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-08 17:26:05,795 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 26 [2018-12-08 17:26:05,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:26:05,797 INFO L225 Difference]: With dead ends: 45 [2018-12-08 17:26:05,797 INFO L226 Difference]: Without dead ends: 38 [2018-12-08 17:26:05,798 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2018-12-08 17:26:05,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-12-08 17:26:05,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 35. [2018-12-08 17:26:05,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-12-08 17:26:05,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 37 transitions. [2018-12-08 17:26:05,806 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 37 transitions. Word has length 26 [2018-12-08 17:26:05,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:26:05,806 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 37 transitions. [2018-12-08 17:26:05,806 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-08 17:26:05,806 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2018-12-08 17:26:05,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 17:26:05,807 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:26:05,807 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] [2018-12-08 17:26:05,807 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:26:05,808 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:26:05,808 INFO L82 PathProgramCache]: Analyzing trace with hash -909273509, now seen corresponding path program 1 times [2018-12-08 17:26:05,808 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 17:26:05,808 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/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 [2018-12-08 17:26:05,811 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:26:05,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:26:05,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:26:05,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:26:05,947 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 17:26:05,955 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:26:05,956 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 17:26:05,956 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 17:26:05,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 17:26:05,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-08 17:26:05,957 INFO L87 Difference]: Start difference. First operand 35 states and 37 transitions. Second operand 7 states. [2018-12-08 17:26:06,872 WARN L180 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-12-08 17:26:07,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:26:07,077 INFO L93 Difference]: Finished difference Result 38 states and 40 transitions. [2018-12-08 17:26:07,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 17:26:07,078 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2018-12-08 17:26:07,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:26:07,078 INFO L225 Difference]: With dead ends: 38 [2018-12-08 17:26:07,078 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 17:26:07,078 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-12-08 17:26:07,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 17:26:07,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 17:26:07,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 17:26:07,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 17:26:07,079 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-12-08 17:26:07,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:26:07,079 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 17:26:07,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 17:26:07,079 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 17:26:07,079 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 17:26:07,082 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 17:26:07,212 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 17:26:07,213 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-08 17:26:07,213 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 17:26:07,213 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 70) no Hoare annotation was computed. [2018-12-08 17:26:07,213 INFO L444 ceAbstractionStarter]: At program point L65-2(lines 65 70) the Hoare annotation is: (= isinf_double_~x |isinf_double_#in~x|) [2018-12-08 17:26:07,213 INFO L448 ceAbstractionStarter]: For program point L65-3(lines 65 70) no Hoare annotation was computed. [2018-12-08 17:26:07,213 INFO L448 ceAbstractionStarter]: For program point isinf_doubleFINAL(lines 63 75) no Hoare annotation was computed. [2018-12-08 17:26:07,213 INFO L448 ceAbstractionStarter]: For program point isinf_doubleEXIT(lines 63 75) no Hoare annotation was computed. [2018-12-08 17:26:07,213 INFO L451 ceAbstractionStarter]: At program point isinf_doubleENTRY(lines 63 75) the Hoare annotation is: true [2018-12-08 17:26:07,213 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 17:26:07,213 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-08 17:26:07,213 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 17:26:07,214 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 17:26:07,214 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 89) no Hoare annotation was computed. [2018-12-08 17:26:07,214 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 77 94) the Hoare annotation is: true [2018-12-08 17:26:07,214 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 77 94) no Hoare annotation was computed. [2018-12-08 17:26:07,214 INFO L448 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2018-12-08 17:26:07,214 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 77 94) no Hoare annotation was computed. [2018-12-08 17:26:07,214 INFO L444 ceAbstractionStarter]: At program point L88(line 88) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)))) (and (= main_~x~0 .cse0) (= main_~res~0 (fp.add roundNearestTiesToEven .cse0 .cse0)))) [2018-12-08 17:26:07,214 INFO L448 ceAbstractionStarter]: For program point L88-1(lines 88 91) no Hoare annotation was computed. [2018-12-08 17:26:07,215 INFO L444 ceAbstractionStarter]: At program point L85(line 85) the Hoare annotation is: (= main_~x~0 (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53))) [2018-12-08 17:26:07,215 INFO L448 ceAbstractionStarter]: For program point L85-1(line 85) no Hoare annotation was computed. [2018-12-08 17:26:07,215 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 46) no Hoare annotation was computed. [2018-12-08 17:26:07,215 INFO L448 ceAbstractionStarter]: For program point L52-1(lines 52 57) no Hoare annotation was computed. [2018-12-08 17:26:07,215 INFO L444 ceAbstractionStarter]: At program point L52-2(lines 52 57) the Hoare annotation is: (and (exists ((v_prenex_11 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_prenex_11) ((_ extract 62 52) v_prenex_11) ((_ extract 51 0) v_prenex_11)) |trunc_double_#in~x|) (not (= (_ bv2047 32) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_11)) (_ bv20 32)))))) (exists ((v_prenex_11 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_prenex_11) ((_ extract 62 52) v_prenex_11) ((_ extract 51 0) v_prenex_11)) |trunc_double_#in~x|) (= trunc_double_~msw~0 ((_ extract 63 32) v_prenex_11)))) (= trunc_double_~x |trunc_double_#in~x|) (exists ((v_prenex_11 (_ BitVec 64))) (and (= (bvadd trunc_double_~exponent_less_1023~0 (_ bv1023 32)) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_11)) (_ bv20 32))) (= (fp ((_ extract 63 63) v_prenex_11) ((_ extract 62 52) v_prenex_11) ((_ extract 51 0) v_prenex_11)) |trunc_double_#in~x|)))) [2018-12-08 17:26:07,215 INFO L448 ceAbstractionStarter]: For program point L52-3(lines 30 58) no Hoare annotation was computed. [2018-12-08 17:26:07,215 INFO L448 ceAbstractionStarter]: For program point L48(lines 48 50) no Hoare annotation was computed. [2018-12-08 17:26:07,216 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 32 37) no Hoare annotation was computed. [2018-12-08 17:26:07,216 INFO L444 ceAbstractionStarter]: At program point L32-2(lines 32 37) the Hoare annotation is: (and (exists ((v_prenex_11 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_prenex_11) ((_ extract 62 52) v_prenex_11) ((_ extract 51 0) v_prenex_11)) |trunc_double_#in~x|) (not (= (_ bv2047 32) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_11)) (_ bv20 32)))))) (exists ((v_prenex_11 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_prenex_11) ((_ extract 62 52) v_prenex_11) ((_ extract 51 0) v_prenex_11)) |trunc_double_#in~x|) (= trunc_double_~msw~0 ((_ extract 63 32) v_prenex_11)))) (= trunc_double_~x |trunc_double_#in~x|) (exists ((v_prenex_11 (_ BitVec 64))) (and (= (bvadd trunc_double_~exponent_less_1023~0 (_ bv1023 32)) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_11)) (_ bv20 32))) (= (fp ((_ extract 63 63) v_prenex_11) ((_ extract 62 52) v_prenex_11) ((_ extract 51 0) v_prenex_11)) |trunc_double_#in~x|)))) [2018-12-08 17:26:07,216 INFO L451 ceAbstractionStarter]: At program point trunc_doubleENTRY(lines 17 60) the Hoare annotation is: true [2018-12-08 17:26:07,216 INFO L448 ceAbstractionStarter]: For program point trunc_doubleEXIT(lines 17 60) no Hoare annotation was computed. [2018-12-08 17:26:07,216 INFO L448 ceAbstractionStarter]: For program point trunc_doubleFINAL(lines 17 60) no Hoare annotation was computed. [2018-12-08 17:26:07,216 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 58) no Hoare annotation was computed. [2018-12-08 17:26:07,216 INFO L448 ceAbstractionStarter]: For program point L22-1(lines 22 27) no Hoare annotation was computed. [2018-12-08 17:26:07,216 INFO L444 ceAbstractionStarter]: At program point L22-2(lines 22 27) the Hoare annotation is: (= trunc_double_~x |trunc_double_#in~x|) [2018-12-08 17:26:07,216 INFO L448 ceAbstractionStarter]: For program point L22-3(lines 22 27) no Hoare annotation was computed. [2018-12-08 17:26:07,216 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 58) no Hoare annotation was computed. [2018-12-08 17:26:07,216 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 39 45) no Hoare annotation was computed. [2018-12-08 17:26:07,217 INFO L444 ceAbstractionStarter]: At program point L39-2(lines 39 45) the Hoare annotation is: (and (exists ((v_prenex_11 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_prenex_11) ((_ extract 62 52) v_prenex_11) ((_ extract 51 0) v_prenex_11)) |trunc_double_#in~x|) (not (= (_ bv2047 32) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_11)) (_ bv20 32)))))) (exists ((v_prenex_11 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_prenex_11) ((_ extract 62 52) v_prenex_11) ((_ extract 51 0) v_prenex_11)) |trunc_double_#in~x|) (= trunc_double_~msw~0 ((_ extract 63 32) v_prenex_11)))) (= trunc_double_~x |trunc_double_#in~x|) (exists ((v_prenex_11 (_ BitVec 64))) (and (= (bvadd trunc_double_~exponent_less_1023~0 (_ bv1023 32)) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_11)) (_ bv20 32))) (= (fp ((_ extract 63 63) v_prenex_11) ((_ extract 62 52) v_prenex_11) ((_ extract 51 0) v_prenex_11)) |trunc_double_#in~x|)))) [2018-12-08 17:26:07,220 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,220 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,221 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,221 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,221 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,221 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,221 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,221 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,222 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,222 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,222 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,222 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,227 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,227 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,227 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,227 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,228 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,228 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,228 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,228 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,228 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,228 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,228 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,229 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,229 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,229 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,229 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,230 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,230 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,230 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,230 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,230 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,230 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,230 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,230 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,231 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,231 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,231 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,231 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,232 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,232 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,232 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,232 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,232 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,233 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,233 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,233 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,233 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,234 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,234 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,234 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,234 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,235 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,235 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,235 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,235 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,235 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,236 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,236 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,236 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,237 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,237 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,237 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,237 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,237 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,238 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,238 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,238 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,238 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,238 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,239 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,239 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 05:26:07 BoogieIcfgContainer [2018-12-08 17:26:07,241 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 17:26:07,242 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:26:07,242 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:26:07,242 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:26:07,242 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:26:00" (3/4) ... [2018-12-08 17:26:07,245 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 17:26:07,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 17:26:07,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_double [2018-12-08 17:26:07,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 17:26:07,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure trunc_double [2018-12-08 17:26:07,254 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2018-12-08 17:26:07,254 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2018-12-08 17:26:07,254 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 17:26:07,270 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-12-08 17:26:07,270 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-12-08 17:26:07,271 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_prenex_11 : bv64 :: ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x) && !(2047bv32 == ~bvashr32(~bvand32(2146435072bv32, v_prenex_11[63:32]), 20bv32))) && (\exists v_prenex_11 : bv64 :: ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x) && msw == v_prenex_11[63:32])) && x == \old(x)) && (\exists v_prenex_11 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_11[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x)) [2018-12-08 17:26:07,271 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_prenex_11 : bv64 :: ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x) && !(2047bv32 == ~bvashr32(~bvand32(2146435072bv32, v_prenex_11[63:32]), 20bv32))) && (\exists v_prenex_11 : bv64 :: ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x) && msw == v_prenex_11[63:32])) && x == \old(x)) && (\exists v_prenex_11 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_11[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x)) [2018-12-08 17:26:07,271 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_prenex_11 : bv64 :: ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x) && !(2047bv32 == ~bvashr32(~bvand32(2146435072bv32, v_prenex_11[63:32]), 20bv32))) && (\exists v_prenex_11 : bv64 :: ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x) && msw == v_prenex_11[63:32])) && x == \old(x)) && (\exists v_prenex_11 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_11[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x)) [2018-12-08 17:26:07,286 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_02b0e5ed-b6c9-46b5-8281-858cf9156cf9/bin-2019/utaipan/witness.graphml [2018-12-08 17:26:07,286 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:26:07,286 INFO L168 Benchmark]: Toolchain (without parser) took 6887.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 943.4 MB in the beginning and 930.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 148.1 MB. Max. memory is 11.5 GB. [2018-12-08 17:26:07,287 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-12-08 17:26:07,287 INFO L168 Benchmark]: CACSL2BoogieTranslator took 151.17 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. [2018-12-08 17:26:07,287 INFO L168 Benchmark]: Boogie Procedure Inliner took 15.45 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. [2018-12-08 17:26:07,288 INFO L168 Benchmark]: Boogie Preprocessor took 56.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -196.3 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-08 17:26:07,288 INFO L168 Benchmark]: RCFGBuilder took 274.81 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: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2018-12-08 17:26:07,288 INFO L168 Benchmark]: TraceAbstraction took 6341.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 930.0 MB in the end (delta: 167.8 MB). Peak memory consumption was 167.8 MB. Max. memory is 11.5 GB. [2018-12-08 17:26:07,288 INFO L168 Benchmark]: Witness Printer took 44.53 ms. Allocated memory is still 1.2 GB. Free memory is still 930.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:26:07,289 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 151.17 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 15.45 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 56.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -196.3 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 274.81 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: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6341.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 930.0 MB in the end (delta: 167.8 MB). Peak memory consumption was 167.8 MB. Max. memory is 11.5 GB. * Witness Printer took 44.53 ms. Allocated memory is still 1.2 GB. Free memory is still 930.0 MB. There was no memory consumed. 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_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 89]: 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: 52]: Loop Invariant [2018-12-08 17:26:07,292 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,292 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,293 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,293 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,293 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,293 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,293 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,293 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,293 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,293 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,293 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,293 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,294 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,294 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,294 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,294 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,294 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,294 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,294 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,295 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,295 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,295 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,295 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,295 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] Derived loop invariant: (((\exists v_prenex_11 : bv64 :: ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x) && !(2047bv32 == ~bvashr32(~bvand32(2146435072bv32, v_prenex_11[63:32]), 20bv32))) && (\exists v_prenex_11 : bv64 :: ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x) && msw == v_prenex_11[63:32])) && x == \old(x)) && (\exists v_prenex_11 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_11[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x)) - InvariantResult [Line: 32]: Loop Invariant [2018-12-08 17:26:07,295 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,295 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,295 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,296 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,296 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,296 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,296 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,296 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,296 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,296 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,296 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,296 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,297 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,297 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,297 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,297 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,298 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,298 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,298 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,298 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,298 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,299 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,299 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,299 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] Derived loop invariant: (((\exists v_prenex_11 : bv64 :: ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x) && !(2047bv32 == ~bvashr32(~bvand32(2146435072bv32, v_prenex_11[63:32]), 20bv32))) && (\exists v_prenex_11 : bv64 :: ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x) && msw == v_prenex_11[63:32])) && x == \old(x)) && (\exists v_prenex_11 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_11[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x)) - InvariantResult [Line: 39]: Loop Invariant [2018-12-08 17:26:07,299 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,300 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,300 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,300 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,300 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,300 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,300 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,301 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,301 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,301 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,301 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,301 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,302 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,302 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,302 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,302 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,302 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,302 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,303 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,303 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,303 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,303 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,303 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-12-08 17:26:07,304 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] Derived loop invariant: (((\exists v_prenex_11 : bv64 :: ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x) && !(2047bv32 == ~bvashr32(~bvand32(2146435072bv32, v_prenex_11[63:32]), 20bv32))) && (\exists v_prenex_11 : bv64 :: ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x) && msw == v_prenex_11[63:32])) && x == \old(x)) && (\exists v_prenex_11 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_11[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0]) == \old(x)) - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: x == \old(x) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: x == \old(x) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 39 locations, 1 error locations. SAFE Result, 6.2s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 86 SDtfs, 62 SDslu, 283 SDs, 0 SdLazy, 129 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 84 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=39occurred 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, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 17 PreInvPairs, 23 NumberOfFragments, 225 HoareAnnotationTreeSize, 17 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 77 NumberOfCodeBlocks, 77 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 74 ConstructedInterpolants, 13 QuantifiedInterpolants, 13609 SizeOfPredicates, 10 NumberOfNonLiveVariables, 225 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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...