./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_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_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/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 788527977e7ebd7aa0a832758f41b65d3cbd270a ................................................................................................................................................................................................................................................................................................................. 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_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/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 788527977e7ebd7aa0a832758f41b65d3cbd270a ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 05:42:15,982 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 05:42:15,983 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 05:42:15,989 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 05:42:15,989 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 05:42:15,989 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 05:42:15,990 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 05:42:15,991 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 05:42:15,992 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 05:42:15,992 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 05:42:15,993 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 05:42:15,993 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 05:42:15,994 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 05:42:15,994 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 05:42:15,995 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 05:42:15,995 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 05:42:15,995 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 05:42:15,996 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 05:42:15,997 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 05:42:15,998 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 05:42:15,999 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 05:42:15,999 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 05:42:16,001 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 05:42:16,001 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 05:42:16,001 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 05:42:16,001 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 05:42:16,002 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 05:42:16,002 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 05:42:16,003 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 05:42:16,004 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 05:42:16,004 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 05:42:16,004 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 05:42:16,004 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 05:42:16,004 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 05:42:16,005 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 05:42:16,005 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 05:42:16,006 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-03 05:42:16,013 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 05:42:16,013 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 05:42:16,014 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 05:42:16,014 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 05:42:16,014 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 05:42:16,014 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 05:42:16,014 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 05:42:16,014 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 05:42:16,014 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 05:42:16,014 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 05:42:16,015 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 05:42:16,015 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-03 05:42:16,015 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 05:42:16,015 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 05:42:16,015 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 05:42:16,015 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 05:42:16,016 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 05:42:16,016 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 05:42:16,016 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 05:42:16,016 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 05:42:16,016 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 05:42:16,016 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 05:42:16,016 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 05:42:16,016 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 05:42:16,017 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 05:42:16,017 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 05:42:16,017 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 05:42:16,017 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 05:42:16,017 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 05:42:16,017 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 05:42:16,017 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 05:42:16,017 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 05:42:16,018 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 05:42:16,018 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 05:42:16,018 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 05:42:16,018 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 05:42:16,018 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_eb3120aa-ddf6-4013-abd1-8539f7027874/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 -> 788527977e7ebd7aa0a832758f41b65d3cbd270a [2018-12-03 05:42:16,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 05:42:16,041 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 05:42:16,043 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 05:42:16,044 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 05:42:16,044 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 05:42:16,045 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-12-03 05:42:16,080 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/data/e403d44fd/98634a88b91f40ccabab905c8c2c4401/FLAG642afc2fb [2018-12-03 05:42:16,475 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 05:42:16,476 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-12-03 05:42:16,480 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/data/e403d44fd/98634a88b91f40ccabab905c8c2c4401/FLAG642afc2fb [2018-12-03 05:42:16,487 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/data/e403d44fd/98634a88b91f40ccabab905c8c2c4401 [2018-12-03 05:42:16,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 05:42:16,490 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 05:42:16,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 05:42:16,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 05:42:16,492 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 05:42:16,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:42:16" (1/1) ... [2018-12-03 05:42:16,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@325efab2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:16, skipping insertion in model container [2018-12-03 05:42:16,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:42:16" (1/1) ... [2018-12-03 05:42:16,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 05:42:16,510 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 05:42:16,615 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 05:42:16,617 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 05:42:16,640 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 05:42:16,680 INFO L195 MainTranslator]: Completed translation [2018-12-03 05:42:16,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:16 WrapperNode [2018-12-03 05:42:16,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 05:42:16,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 05:42:16,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 05:42:16,682 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 05:42:16,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:16" (1/1) ... [2018-12-03 05:42:16,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:16" (1/1) ... [2018-12-03 05:42:16,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 05:42:16,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 05:42:16,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 05:42:16,704 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 05:42:16,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:16" (1/1) ... [2018-12-03 05:42:16,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:16" (1/1) ... [2018-12-03 05:42:16,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:16" (1/1) ... [2018-12-03 05:42:16,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:16" (1/1) ... [2018-12-03 05:42:16,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:16" (1/1) ... [2018-12-03 05:42:16,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:16" (1/1) ... [2018-12-03 05:42:16,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:16" (1/1) ... [2018-12-03 05:42:16,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 05:42:16,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 05:42:16,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 05:42:16,731 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 05:42:16,732 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/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 [2018-12-03 05:42:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2018-12-03 05:42:16,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2018-12-03 05:42:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 05:42:16,762 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 05:42:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-03 05:42:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-03 05:42:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-12-03 05:42:16,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-12-03 05:42:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 05:42:16,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 05:42:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-03 05:42:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 05:42:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 05:42:16,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 05:42:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-03 05:42:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 05:42:17,020 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 05:42:17,020 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-03 05:42:17,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:42:17 BoogieIcfgContainer [2018-12-03 05:42:17,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 05:42:17,021 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 05:42:17,021 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 05:42:17,023 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 05:42:17,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 05:42:16" (1/3) ... [2018-12-03 05:42:17,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@154130a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 05:42:17, skipping insertion in model container [2018-12-03 05:42:17,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:16" (2/3) ... [2018-12-03 05:42:17,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@154130a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 05:42:17, skipping insertion in model container [2018-12-03 05:42:17,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:42:17" (3/3) ... [2018-12-03 05:42:17,025 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0730b_true-unreach-call.c [2018-12-03 05:42:17,030 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 05:42:17,034 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-03 05:42:17,042 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-03 05:42:17,060 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 05:42:17,060 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 05:42:17,060 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 05:42:17,060 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 05:42:17,060 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 05:42:17,060 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 05:42:17,060 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 05:42:17,060 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 05:42:17,070 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states. [2018-12-03 05:42:17,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-03 05:42:17,074 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 05:42:17,074 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 05:42:17,075 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 05:42:17,078 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 05:42:17,079 INFO L82 PathProgramCache]: Analyzing trace with hash -1451999223, now seen corresponding path program 1 times [2018-12-03 05:42:17,080 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 05:42:17,115 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 05:42:17,115 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 05:42:17,115 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 05:42:17,115 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 05:42:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 05:42:17,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 05:42:17,169 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 05:42:17,169 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 05:42:17,169 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 05:42:17,172 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-03 05:42:17,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-03 05:42:17,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 05:42:17,180 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 2 states. [2018-12-03 05:42:17,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 05:42:17,195 INFO L93 Difference]: Finished difference Result 124 states and 187 transitions. [2018-12-03 05:42:17,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-03 05:42:17,196 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-12-03 05:42:17,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 05:42:17,202 INFO L225 Difference]: With dead ends: 124 [2018-12-03 05:42:17,202 INFO L226 Difference]: Without dead ends: 62 [2018-12-03 05:42:17,204 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 [2018-12-03 05:42:17,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-12-03 05:42:17,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2018-12-03 05:42:17,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-12-03 05:42:17,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 82 transitions. [2018-12-03 05:42:17,229 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 82 transitions. Word has length 16 [2018-12-03 05:42:17,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 05:42:17,229 INFO L480 AbstractCegarLoop]: Abstraction has 62 states and 82 transitions. [2018-12-03 05:42:17,229 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-03 05:42:17,229 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2018-12-03 05:42:17,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-03 05:42:17,230 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 05:42:17,230 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 05:42:17,230 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 05:42:17,230 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 05:42:17,230 INFO L82 PathProgramCache]: Analyzing trace with hash -597003218, now seen corresponding path program 1 times [2018-12-03 05:42:17,230 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 05:42:17,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 05:42:17,231 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 05:42:17,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 05:42:17,231 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 05:42:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 05:42:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 05:42:17,272 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-03 05:42:17,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 05:42:17 BoogieIcfgContainer [2018-12-03 05:42:17,288 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 05:42:17,289 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 05:42:17,289 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 05:42:17,289 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 05:42:17,289 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:42:17" (3/4) ... [2018-12-03 05:42:17,291 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-03 05:42:17,291 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 05:42:17,292 INFO L168 Benchmark]: Toolchain (without parser) took 802.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -96.5 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2018-12-03 05:42:17,293 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 05:42:17,293 INFO L168 Benchmark]: CACSL2BoogieTranslator took 190.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -160.9 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-12-03 05:42:17,293 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-03 05:42:17,294 INFO L168 Benchmark]: Boogie Preprocessor took 27.13 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. [2018-12-03 05:42:17,294 INFO L168 Benchmark]: RCFGBuilder took 289.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. [2018-12-03 05:42:17,294 INFO L168 Benchmark]: TraceAbstraction took 267.41 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: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. [2018-12-03 05:42:17,295 INFO L168 Benchmark]: Witness Printer took 2.71 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. [2018-12-03 05:42:17,296 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 190.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -160.9 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.13 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 289.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 267.41 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: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. * Witness Printer took 2.71 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: 154]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 149, overapproximation of someBinaryArithmeticDOUBLEoperation at line 33, overapproximation of bitwiseAnd at line 32, overapproximation of someBinaryDOUBLEComparisonOperation at line 153. Possible FailurePath: [L17] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; VAL [\old(one_sqrt)=6442450952, \old(tiny_sqrt)=6442450947, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L149] double x = -0.0; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L150] CALL, EXPR __ieee754_sqrt(x) VAL [\old(x)=6442450953, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L20] double z; [L21] __int32_t sign = 0x80000000; [L22] __uint32_t r, t1, s1, ix1, q1; [L23] __int32_t ix0, s0, q, m, t, i; VAL [\old(x)=6442450953, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] [L26] ieee_double_shape_type ew_u; [L27] ew_u.value = (x) [L28] EXPR ew_u.parts.msw [L28] (ix0) = ew_u.parts.msw [L29] EXPR ew_u.parts.lsw [L29] (ix1) = ew_u.parts.lsw [L32] COND TRUE (ix0 & 0x7ff00000) == 0x7ff00000 [L33] return x * x + x; VAL [\old(x)=6442450953, ix0=-2147483648, ix1=6442450950, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] [L150] RET, EXPR __ieee754_sqrt(x) VAL [__ieee754_sqrt(x)=6442450946, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] [L150] double res = __ieee754_sqrt(x); [L153] EXPR res == -0.0 && __signbit_double(res) == 1 VAL [one_sqrt=1, res=6442450946, res == -0.0 && __signbit_double(res) == 1=0, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] [L153] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L154] __VERIFIER_error() VAL [one_sqrt=1, res=6442450946, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 66 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 86 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=66occurred 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, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 225 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 [2018-12-03 05:42:18,537 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 05:42:18,538 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 05:42:18,544 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 05:42:18,544 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 05:42:18,545 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 05:42:18,546 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 05:42:18,546 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 05:42:18,547 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 05:42:18,548 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 05:42:18,548 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 05:42:18,548 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 05:42:18,549 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 05:42:18,549 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 05:42:18,550 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 05:42:18,550 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 05:42:18,551 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 05:42:18,551 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 05:42:18,552 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 05:42:18,553 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 05:42:18,554 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 05:42:18,554 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 05:42:18,555 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 05:42:18,555 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 05:42:18,555 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 05:42:18,556 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 05:42:18,556 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 05:42:18,557 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 05:42:18,557 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 05:42:18,558 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 05:42:18,558 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 05:42:18,558 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 05:42:18,558 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 05:42:18,558 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 05:42:18,559 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 05:42:18,559 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 05:42:18,559 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-03 05:42:18,566 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 05:42:18,567 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 05:42:18,567 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 05:42:18,567 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 05:42:18,567 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 05:42:18,568 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 05:42:18,568 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 05:42:18,568 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 05:42:18,568 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 05:42:18,568 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 05:42:18,568 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 05:42:18,569 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 05:42:18,569 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 05:42:18,569 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 05:42:18,569 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 05:42:18,569 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 05:42:18,569 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 05:42:18,569 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-03 05:42:18,569 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-03 05:42:18,570 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 05:42:18,570 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 05:42:18,570 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-03 05:42:18,570 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 05:42:18,570 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 05:42:18,570 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 05:42:18,570 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 05:42:18,570 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 05:42:18,571 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 05:42:18,571 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 05:42:18,571 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 05:42:18,571 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 05:42:18,571 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-03 05:42:18,571 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 05:42:18,571 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-03 05:42:18,571 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-03 05:42:18,572 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_eb3120aa-ddf6-4013-abd1-8539f7027874/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 -> 788527977e7ebd7aa0a832758f41b65d3cbd270a [2018-12-03 05:42:18,589 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 05:42:18,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 05:42:18,599 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 05:42:18,600 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 05:42:18,600 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 05:42:18,601 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-12-03 05:42:18,639 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/data/96eb20319/07a871d12d634dffb7170c5870f1e427/FLAG5b207d13c [2018-12-03 05:42:19,027 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 05:42:19,027 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-12-03 05:42:19,031 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/data/96eb20319/07a871d12d634dffb7170c5870f1e427/FLAG5b207d13c [2018-12-03 05:42:19,039 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/data/96eb20319/07a871d12d634dffb7170c5870f1e427 [2018-12-03 05:42:19,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 05:42:19,042 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 05:42:19,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 05:42:19,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 05:42:19,044 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 05:42:19,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:42:19" (1/1) ... [2018-12-03 05:42:19,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a12c072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:19, skipping insertion in model container [2018-12-03 05:42:19,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:42:19" (1/1) ... [2018-12-03 05:42:19,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 05:42:19,062 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 05:42:19,169 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 05:42:19,172 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 05:42:19,197 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 05:42:19,213 INFO L195 MainTranslator]: Completed translation [2018-12-03 05:42:19,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:19 WrapperNode [2018-12-03 05:42:19,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 05:42:19,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 05:42:19,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 05:42:19,214 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 05:42:19,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:19" (1/1) ... [2018-12-03 05:42:19,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:19" (1/1) ... [2018-12-03 05:42:19,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 05:42:19,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 05:42:19,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 05:42:19,231 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 05:42:19,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:19" (1/1) ... [2018-12-03 05:42:19,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:19" (1/1) ... [2018-12-03 05:42:19,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:19" (1/1) ... [2018-12-03 05:42:19,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:19" (1/1) ... [2018-12-03 05:42:19,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:19" (1/1) ... [2018-12-03 05:42:19,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:19" (1/1) ... [2018-12-03 05:42:19,286 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:19" (1/1) ... [2018-12-03 05:42:19,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 05:42:19,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 05:42:19,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 05:42:19,289 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 05:42:19,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/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 [2018-12-03 05:42:19,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-03 05:42:19,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-03 05:42:19,319 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2018-12-03 05:42:19,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2018-12-03 05:42:19,319 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 05:42:19,320 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 05:42:19,320 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-12-03 05:42:19,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-12-03 05:42:19,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 05:42:19,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 05:42:19,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 05:42:19,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-03 05:42:19,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 05:42:19,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 05:42:19,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-03 05:42:19,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 05:42:19,725 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:42:21,226 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 05:42:21,240 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 05:42:21,240 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-03 05:42:21,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:42:21 BoogieIcfgContainer [2018-12-03 05:42:21,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 05:42:21,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 05:42:21,241 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 05:42:21,243 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 05:42:21,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 05:42:19" (1/3) ... [2018-12-03 05:42:21,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56e61b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 05:42:21, skipping insertion in model container [2018-12-03 05:42:21,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:42:19" (2/3) ... [2018-12-03 05:42:21,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56e61b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 05:42:21, skipping insertion in model container [2018-12-03 05:42:21,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:42:21" (3/3) ... [2018-12-03 05:42:21,245 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0730b_true-unreach-call.c [2018-12-03 05:42:21,251 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 05:42:21,256 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-03 05:42:21,265 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-03 05:42:21,282 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-03 05:42:21,282 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 05:42:21,282 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 05:42:21,282 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 05:42:21,283 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 05:42:21,283 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 05:42:21,283 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 05:42:21,283 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 05:42:21,283 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 05:42:21,293 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states. [2018-12-03 05:42:21,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-03 05:42:21,296 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 05:42:21,297 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 05:42:21,298 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 05:42:21,301 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 05:42:21,301 INFO L82 PathProgramCache]: Analyzing trace with hash -1451999223, now seen corresponding path program 1 times [2018-12-03 05:42:21,304 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-03 05:42:21,304 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/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 [2018-12-03 05:42:21,308 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 05:42:21,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 05:42:21,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 05:42:21,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 05:42:21,605 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 05:42:21,615 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 05:42:21,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 05:42:21,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-03 05:42:21,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-03 05:42:21,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 05:42:21,626 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 2 states. [2018-12-03 05:42:21,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 05:42:21,643 INFO L93 Difference]: Finished difference Result 124 states and 187 transitions. [2018-12-03 05:42:21,643 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-03 05:42:21,644 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-12-03 05:42:21,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 05:42:21,652 INFO L225 Difference]: With dead ends: 124 [2018-12-03 05:42:21,652 INFO L226 Difference]: Without dead ends: 62 [2018-12-03 05:42:21,655 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 05:42:21,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-12-03 05:42:21,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2018-12-03 05:42:21,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-12-03 05:42:21,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 82 transitions. [2018-12-03 05:42:21,681 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 82 transitions. Word has length 16 [2018-12-03 05:42:21,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 05:42:21,681 INFO L480 AbstractCegarLoop]: Abstraction has 62 states and 82 transitions. [2018-12-03 05:42:21,681 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-03 05:42:21,681 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2018-12-03 05:42:21,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-03 05:42:21,682 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 05:42:21,682 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 05:42:21,682 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 05:42:21,683 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 05:42:21,683 INFO L82 PathProgramCache]: Analyzing trace with hash -597003218, now seen corresponding path program 1 times [2018-12-03 05:42:21,683 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-03 05:42:21,683 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/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 [2018-12-03 05:42:21,687 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 05:42:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 05:42:21,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 05:42:22,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 05:42:22,052 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 05:42:22,062 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 05:42:22,062 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-03 05:42:22,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 05:42:22,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 05:42:22,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 05:42:22,064 INFO L87 Difference]: Start difference. First operand 62 states and 82 transitions. Second operand 6 states. [2018-12-03 05:42:24,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 05:42:24,237 INFO L93 Difference]: Finished difference Result 84 states and 106 transitions. [2018-12-03 05:42:24,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 05:42:24,238 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2018-12-03 05:42:24,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 05:42:24,240 INFO L225 Difference]: With dead ends: 84 [2018-12-03 05:42:24,240 INFO L226 Difference]: Without dead ends: 69 [2018-12-03 05:42:24,241 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-03 05:42:24,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2018-12-03 05:42:24,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 62. [2018-12-03 05:42:24,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-12-03 05:42:24,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 81 transitions. [2018-12-03 05:42:24,248 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 81 transitions. Word has length 17 [2018-12-03 05:42:24,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 05:42:24,249 INFO L480 AbstractCegarLoop]: Abstraction has 62 states and 81 transitions. [2018-12-03 05:42:24,249 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 05:42:24,249 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2018-12-03 05:42:24,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-03 05:42:24,250 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 05:42:24,250 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 05:42:24,250 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 05:42:24,250 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 05:42:24,250 INFO L82 PathProgramCache]: Analyzing trace with hash -1653495598, now seen corresponding path program 1 times [2018-12-03 05:42:24,251 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-03 05:42:24,251 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/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 [2018-12-03 05:42:24,255 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 05:42:24,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 05:42:24,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 05:42:24,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 05:42:24,354 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 05:42:24,363 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 05:42:24,363 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 05:42:24,363 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-03 05:42:24,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-03 05:42:24,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-03 05:42:24,364 INFO L87 Difference]: Start difference. First operand 62 states and 81 transitions. Second operand 7 states. [2018-12-03 05:42:27,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 05:42:27,178 INFO L93 Difference]: Finished difference Result 69 states and 88 transitions. [2018-12-03 05:42:27,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-03 05:42:27,178 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2018-12-03 05:42:27,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 05:42:27,179 INFO L225 Difference]: With dead ends: 69 [2018-12-03 05:42:27,179 INFO L226 Difference]: Without dead ends: 66 [2018-12-03 05:42:27,179 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-12-03 05:42:27,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2018-12-03 05:42:27,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2018-12-03 05:42:27,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-12-03 05:42:27,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 85 transitions. [2018-12-03 05:42:27,184 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 85 transitions. Word has length 19 [2018-12-03 05:42:27,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 05:42:27,184 INFO L480 AbstractCegarLoop]: Abstraction has 66 states and 85 transitions. [2018-12-03 05:42:27,184 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-03 05:42:27,184 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 85 transitions. [2018-12-03 05:42:27,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-03 05:42:27,185 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 05:42:27,185 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] [2018-12-03 05:42:27,185 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 05:42:27,185 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 05:42:27,185 INFO L82 PathProgramCache]: Analyzing trace with hash -85516209, now seen corresponding path program 1 times [2018-12-03 05:42:27,186 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-03 05:42:27,186 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-12-03 05:42:27,189 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 05:42:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 05:42:27,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 05:42:27,913 INFO L683 Elim1Store]: detected equality via solver [2018-12-03 05:42:27,915 INFO L683 Elim1Store]: detected equality via solver [2018-12-03 05:42:27,916 INFO L683 Elim1Store]: detected equality via solver [2018-12-03 05:42:27,917 INFO L683 Elim1Store]: detected equality via solver [2018-12-03 05:42:27,921 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 [2018-12-03 05:42:28,026 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 57 [2018-12-03 05:42:28,042 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 33 treesize of output 25 [2018-12-03 05:42:28,043 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-03 05:42:28,070 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-03 05:42:28,110 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 17 treesize of output 13 [2018-12-03 05:42:28,116 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 13 treesize of output 1 [2018-12-03 05:42:28,116 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-03 05:42:28,118 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-03 05:42:28,137 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 25 treesize of output 19 [2018-12-03 05:42:28,142 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 19 treesize of output 5 [2018-12-03 05:42:28,143 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-03 05:42:28,145 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-03 05:42:28,153 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-03 05:42:28,171 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. [2018-12-03 05:42:28,171 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:76, output treesize:32 [2018-12-03 05:42:28,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 05:42:28,229 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 05:42:28,248 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 05:42:28,248 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-03 05:42:28,249 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 05:42:28,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 05:42:28,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 05:42:28,249 INFO L87 Difference]: Start difference. First operand 66 states and 85 transitions. Second operand 6 states. [2018-12-03 05:42:30,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 05:42:30,818 INFO L93 Difference]: Finished difference Result 84 states and 104 transitions. [2018-12-03 05:42:30,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-03 05:42:30,820 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2018-12-03 05:42:30,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 05:42:30,820 INFO L225 Difference]: With dead ends: 84 [2018-12-03 05:42:30,820 INFO L226 Difference]: Without dead ends: 28 [2018-12-03 05:42:30,821 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-03 05:42:30,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-12-03 05:42:30,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-12-03 05:42:30,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-12-03 05:42:30,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 27 transitions. [2018-12-03 05:42:30,823 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 27 transitions. Word has length 20 [2018-12-03 05:42:30,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 05:42:30,823 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 27 transitions. [2018-12-03 05:42:30,824 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 05:42:30,824 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 27 transitions. [2018-12-03 05:42:30,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-03 05:42:30,824 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 05:42:30,824 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] [2018-12-03 05:42:30,824 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 05:42:30,825 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 05:42:30,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1613937065, now seen corresponding path program 1 times [2018-12-03 05:42:30,825 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-03 05:42:30,825 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-12-03 05:42:30,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 05:42:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 05:42:30,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 05:42:31,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 05:42:31,096 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 05:42:31,104 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 05:42:31,104 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-12-03 05:42:31,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-03 05:42:31,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-03 05:42:31,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2018-12-03 05:42:31,105 INFO L87 Difference]: Start difference. First operand 28 states and 27 transitions. Second operand 12 states. [2018-12-03 05:42:31,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 05:42:31,918 INFO L93 Difference]: Finished difference Result 28 states and 27 transitions. [2018-12-03 05:42:31,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-03 05:42:31,919 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 27 [2018-12-03 05:42:31,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 05:42:31,919 INFO L225 Difference]: With dead ends: 28 [2018-12-03 05:42:31,919 INFO L226 Difference]: Without dead ends: 0 [2018-12-03 05:42:31,920 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2018-12-03 05:42:31,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-03 05:42:31,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-03 05:42:31,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-03 05:42:31,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-03 05:42:31,920 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-12-03 05:42:31,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 05:42:31,921 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-03 05:42:31,921 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-03 05:42:31,921 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-03 05:42:31,921 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-03 05:42:31,924 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-03 05:42:32,103 INFO L451 ceAbstractionStarter]: At program point __ieee754_sqrtENTRY(lines 19 127) the Hoare annotation is: true [2018-12-03 05:42:32,104 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtFINAL(lines 19 127) no Hoare annotation was computed. [2018-12-03 05:42:32,104 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 94) no Hoare annotation was computed. [2018-12-03 05:42:32,104 INFO L448 ceAbstractionStarter]: For program point L85-2(lines 85 94) no Hoare annotation was computed. [2018-12-03 05:42:32,104 INFO L448 ceAbstractionStarter]: For program point L44(lines 44 55) no Hoare annotation was computed. [2018-12-03 05:42:32,104 INFO L448 ceAbstractionStarter]: For program point L44-2(lines 44 55) no Hoare annotation was computed. [2018-12-03 05:42:32,104 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 113) no Hoare annotation was computed. [2018-12-03 05:42:32,104 INFO L448 ceAbstractionStarter]: For program point L36(lines 36 41) no Hoare annotation was computed. [2018-12-03 05:42:32,104 INFO L444 ceAbstractionStarter]: At program point L69-2(lines 69 79) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32)) (exists ((|v_q#valueAsBitvector_4| (_ BitVec 64)) (v_prenex_7 (_ BitVec 64))) (let ((.cse0 ((_ extract 63 32) |v_q#valueAsBitvector_4|)) (.cse1 ((_ extract 31 0) v_prenex_7))) (and (= |__ieee754_sqrt_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|))) (not (= (_ bv0 32) (bvor (bvand .cse0 (_ bv2147483647 32)) .cse1))) (= ((_ extract 63 32) v_prenex_7) .cse0) (= .cse1 ((_ extract 31 0) |v_q#valueAsBitvector_4|)))))) [2018-12-03 05:42:32,104 INFO L448 ceAbstractionStarter]: For program point L36-2(lines 36 41) no Hoare annotation was computed. [2018-12-03 05:42:32,104 INFO L448 ceAbstractionStarter]: For program point L69-3(lines 69 79) no Hoare annotation was computed. [2018-12-03 05:42:32,105 INFO L444 ceAbstractionStarter]: At program point L45-2(lines 45 49) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32)) (exists ((|v_q#valueAsBitvector_4| (_ BitVec 64)) (v_prenex_7 (_ BitVec 64))) (let ((.cse0 ((_ extract 63 32) |v_q#valueAsBitvector_4|)) (.cse1 ((_ extract 31 0) v_prenex_7))) (and (= |__ieee754_sqrt_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|))) (not (= (_ bv0 32) (bvor (bvand .cse0 (_ bv2147483647 32)) .cse1))) (= ((_ extract 63 32) v_prenex_7) .cse0) (= .cse1 ((_ extract 31 0) |v_q#valueAsBitvector_4|)))))) [2018-12-03 05:42:32,105 INFO L448 ceAbstractionStarter]: For program point L45-3(lines 45 49) no Hoare annotation was computed. [2018-12-03 05:42:32,105 INFO L448 ceAbstractionStarter]: For program point L37(lines 37 40) no Hoare annotation was computed. [2018-12-03 05:42:32,105 INFO L448 ceAbstractionStarter]: For program point L87(lines 87 88) no Hoare annotation was computed. [2018-12-03 05:42:32,105 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 120 125) no Hoare annotation was computed. [2018-12-03 05:42:32,105 INFO L444 ceAbstractionStarter]: At program point L120-2(lines 120 125) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32)) (exists ((|v_q#valueAsBitvector_4| (_ BitVec 64)) (v_prenex_7 (_ BitVec 64))) (let ((.cse0 ((_ extract 63 32) |v_q#valueAsBitvector_4|)) (.cse1 ((_ extract 31 0) v_prenex_7))) (and (= |__ieee754_sqrt_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|))) (not (= (_ bv0 32) (bvor (bvand .cse0 (_ bv2147483647 32)) .cse1))) (= ((_ extract 63 32) v_prenex_7) .cse0) (= .cse1 ((_ extract 31 0) |v_q#valueAsBitvector_4|)))))) [2018-12-03 05:42:32,105 INFO L448 ceAbstractionStarter]: For program point L87-2(lines 87 88) no Hoare annotation was computed. [2018-12-03 05:42:32,105 INFO L448 ceAbstractionStarter]: For program point L120-3(lines 120 125) no Hoare annotation was computed. [2018-12-03 05:42:32,105 INFO L448 ceAbstractionStarter]: For program point L104(lines 104 112) no Hoare annotation was computed. [2018-12-03 05:42:32,105 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 75) no Hoare annotation was computed. [2018-12-03 05:42:32,106 INFO L448 ceAbstractionStarter]: For program point L71-2(lines 71 75) no Hoare annotation was computed. [2018-12-03 05:42:32,106 INFO L448 ceAbstractionStarter]: For program point L39(lines 39 40) no Hoare annotation was computed. [2018-12-03 05:42:32,106 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtEXIT(lines 19 127) no Hoare annotation was computed. [2018-12-03 05:42:32,106 INFO L448 ceAbstractionStarter]: For program point L90(lines 90 91) no Hoare annotation was computed. [2018-12-03 05:42:32,106 INFO L448 ceAbstractionStarter]: For program point L90-2(lines 90 91) no Hoare annotation was computed. [2018-12-03 05:42:32,106 INFO L444 ceAbstractionStarter]: At program point L82-2(lines 82 98) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32)) (exists ((|v_q#valueAsBitvector_4| (_ BitVec 64)) (v_prenex_7 (_ BitVec 64))) (let ((.cse0 ((_ extract 63 32) |v_q#valueAsBitvector_4|)) (.cse1 ((_ extract 31 0) v_prenex_7))) (and (= |__ieee754_sqrt_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|))) (not (= (_ bv0 32) (bvor (bvand .cse0 (_ bv2147483647 32)) .cse1))) (= ((_ extract 63 32) v_prenex_7) .cse0) (= .cse1 ((_ extract 31 0) |v_q#valueAsBitvector_4|)))))) [2018-12-03 05:42:32,106 INFO L448 ceAbstractionStarter]: For program point L82-3(lines 19 127) no Hoare annotation was computed. [2018-12-03 05:42:32,106 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2018-12-03 05:42:32,106 INFO L448 ceAbstractionStarter]: For program point L58(lines 58 61) no Hoare annotation was computed. [2018-12-03 05:42:32,106 INFO L448 ceAbstractionStarter]: For program point L25-1(lines 25 30) no Hoare annotation was computed. [2018-12-03 05:42:32,106 INFO L448 ceAbstractionStarter]: For program point L58-2(lines 58 61) no Hoare annotation was computed. [2018-12-03 05:42:32,107 INFO L444 ceAbstractionStarter]: At program point L25-2(lines 25 30) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32))) [2018-12-03 05:42:32,107 INFO L448 ceAbstractionStarter]: For program point L25-3(lines 19 127) no Hoare annotation was computed. [2018-12-03 05:42:32,107 INFO L448 ceAbstractionStarter]: For program point L50-2(lines 50 51) no Hoare annotation was computed. [2018-12-03 05:42:32,107 INFO L444 ceAbstractionStarter]: At program point L50-3(lines 50 51) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32)) (exists ((|v_q#valueAsBitvector_4| (_ BitVec 64)) (v_prenex_7 (_ BitVec 64))) (let ((.cse0 ((_ extract 63 32) |v_q#valueAsBitvector_4|)) (.cse1 ((_ extract 31 0) v_prenex_7))) (and (= |__ieee754_sqrt_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|))) (not (= (_ bv0 32) (bvor (bvand .cse0 (_ bv2147483647 32)) .cse1))) (= ((_ extract 63 32) v_prenex_7) .cse0) (= .cse1 ((_ extract 31 0) |v_q#valueAsBitvector_4|)))))) [2018-12-03 05:42:32,107 INFO L448 ceAbstractionStarter]: For program point L50-4(lines 50 51) no Hoare annotation was computed. [2018-12-03 05:42:32,107 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 109) no Hoare annotation was computed. [2018-12-03 05:42:32,107 INFO L448 ceAbstractionStarter]: For program point L108-2(lines 108 109) no Hoare annotation was computed. [2018-12-03 05:42:32,107 INFO L448 ceAbstractionStarter]: For program point L100(lines 100 114) no Hoare annotation was computed. [2018-12-03 05:42:32,107 INFO L448 ceAbstractionStarter]: For program point L117(lines 117 118) no Hoare annotation was computed. [2018-12-03 05:42:32,107 INFO L448 ceAbstractionStarter]: For program point L117-2(lines 117 118) no Hoare annotation was computed. [2018-12-03 05:42:32,107 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-03 05:42:32,107 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-03 05:42:32,107 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-03 05:42:32,108 INFO L448 ceAbstractionStarter]: For program point L132-3(lines 132 136) no Hoare annotation was computed. [2018-12-03 05:42:32,108 INFO L448 ceAbstractionStarter]: For program point __signbit_doubleFINAL(lines 129 139) no Hoare annotation was computed. [2018-12-03 05:42:32,108 INFO L448 ceAbstractionStarter]: For program point __signbit_doubleEXIT(lines 129 139) no Hoare annotation was computed. [2018-12-03 05:42:32,108 INFO L451 ceAbstractionStarter]: At program point __signbit_doubleENTRY(lines 129 139) the Hoare annotation is: true [2018-12-03 05:42:32,108 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2018-12-03 05:42:32,108 INFO L444 ceAbstractionStarter]: At program point L132-2(lines 132 136) the Hoare annotation is: (= |__signbit_double_#in~x| __signbit_double_~x) [2018-12-03 05:42:32,108 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-03 05:42:32,108 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-03 05:42:32,108 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-03 05:42:32,108 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-03 05:42:32,108 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 141 159) the Hoare annotation is: true [2018-12-03 05:42:32,108 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-03 05:42:32,108 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-03 05:42:32,108 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 141 159) no Hoare annotation was computed. [2018-12-03 05:42:32,109 INFO L444 ceAbstractionStarter]: At program point L153-1(line 153) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (= main_~res~0 .cse0) |main_#t~short11| (= main_~x~0 .cse0))) [2018-12-03 05:42:32,109 INFO L448 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2018-12-03 05:42:32,109 INFO L444 ceAbstractionStarter]: At program point L150(line 150) the Hoare annotation is: (= main_~x~0 (fp.neg (_ +zero 11 53))) [2018-12-03 05:42:32,109 INFO L448 ceAbstractionStarter]: For program point L150-1(line 150) no Hoare annotation was computed. [2018-12-03 05:42:32,109 INFO L448 ceAbstractionStarter]: For program point L153-4(lines 153 156) no Hoare annotation was computed. [2018-12-03 05:42:32,109 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 154) no Hoare annotation was computed. [2018-12-03 05:42:32,109 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 141 159) no Hoare annotation was computed. [2018-12-03 05:42:32,113 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,114 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,114 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,114 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,114 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,114 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,114 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,115 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,115 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,120 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,120 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,120 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,120 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,120 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,120 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,120 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,121 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,121 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,121 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,121 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,125 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,125 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,125 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,125 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,125 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,125 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,126 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,126 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,126 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,126 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,126 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,127 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,127 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,127 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,127 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,127 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,127 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,128 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,128 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,128 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,128 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,129 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,129 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,129 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,129 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,129 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,132 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,132 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,132 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,132 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,132 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,133 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,133 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,133 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,133 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,133 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,134 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,134 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,134 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,134 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,134 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,135 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,135 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,135 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 05:42:32 BoogieIcfgContainer [2018-12-03 05:42:32,137 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 05:42:32,137 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 05:42:32,137 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 05:42:32,137 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 05:42:32,138 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:42:21" (3/4) ... [2018-12-03 05:42:32,140 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-03 05:42:32,144 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrt [2018-12-03 05:42:32,144 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-03 05:42:32,144 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __signbit_double [2018-12-03 05:42:32,144 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-03 05:42:32,147 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2018-12-03 05:42:32,147 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-03 05:42:32,148 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-03 05:42:32,163 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32 [2018-12-03 05:42:32,164 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-12-03 05:42:32,164 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_4 : bv64, v_prenex_7 : bv64 :: ((\old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_4[63:63], v_q#valueAsBitvector_4[62:52], v_q#valueAsBitvector_4[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_q#valueAsBitvector_4[63:32], 2147483647bv32), v_prenex_7[31:0]))) && v_prenex_7[63:32] == v_q#valueAsBitvector_4[63:32]) && v_prenex_7[31:0] == v_q#valueAsBitvector_4[31:0]) [2018-12-03 05:42:32,164 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_4 : bv64, v_prenex_7 : bv64 :: ((\old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_4[63:63], v_q#valueAsBitvector_4[62:52], v_q#valueAsBitvector_4[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_q#valueAsBitvector_4[63:32], 2147483647bv32), v_prenex_7[31:0]))) && v_prenex_7[63:32] == v_q#valueAsBitvector_4[63:32]) && v_prenex_7[31:0] == v_q#valueAsBitvector_4[31:0]) [2018-12-03 05:42:32,164 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_4 : bv64, v_prenex_7 : bv64 :: ((\old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_4[63:63], v_q#valueAsBitvector_4[62:52], v_q#valueAsBitvector_4[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_q#valueAsBitvector_4[63:32], 2147483647bv32), v_prenex_7[31:0]))) && v_prenex_7[63:32] == v_q#valueAsBitvector_4[63:32]) && v_prenex_7[31:0] == v_q#valueAsBitvector_4[31:0]) [2018-12-03 05:42:32,164 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_4 : bv64, v_prenex_7 : bv64 :: ((\old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_4[63:63], v_q#valueAsBitvector_4[62:52], v_q#valueAsBitvector_4[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_q#valueAsBitvector_4[63:32], 2147483647bv32), v_prenex_7[31:0]))) && v_prenex_7[63:32] == v_q#valueAsBitvector_4[63:32]) && v_prenex_7[31:0] == v_q#valueAsBitvector_4[31:0]) [2018-12-03 05:42:32,165 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_4 : bv64, v_prenex_7 : bv64 :: ((\old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_4[63:63], v_q#valueAsBitvector_4[62:52], v_q#valueAsBitvector_4[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_q#valueAsBitvector_4[63:32], 2147483647bv32), v_prenex_7[31:0]))) && v_prenex_7[63:32] == v_q#valueAsBitvector_4[63:32]) && v_prenex_7[31:0] == v_q#valueAsBitvector_4[31:0]) [2018-12-03 05:42:32,182 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_eb3120aa-ddf6-4013-abd1-8539f7027874/bin-2019/utaipan/witness.graphml [2018-12-03 05:42:32,182 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 05:42:32,183 INFO L168 Benchmark]: Toolchain (without parser) took 13141.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 942.0 MB in the beginning and 844.4 MB in the end (delta: 97.6 MB). Peak memory consumption was 234.4 MB. Max. memory is 11.5 GB. [2018-12-03 05:42:32,184 INFO L168 Benchmark]: CDTParser took 0.13 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. [2018-12-03 05:42:32,184 INFO L168 Benchmark]: CACSL2BoogieTranslator took 171.73 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-03 05:42:32,184 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.63 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 05:42:32,184 INFO L168 Benchmark]: Boogie Preprocessor took 57.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -199.1 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-12-03 05:42:32,184 INFO L168 Benchmark]: RCFGBuilder took 1951.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 11.5 GB. [2018-12-03 05:42:32,185 INFO L168 Benchmark]: TraceAbstraction took 10895.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 851.2 MB in the end (delta: 233.9 MB). Peak memory consumption was 233.9 MB. Max. memory is 11.5 GB. [2018-12-03 05:42:32,185 INFO L168 Benchmark]: Witness Printer took 45.25 ms. Allocated memory is still 1.2 GB. Free memory was 851.2 MB in the beginning and 844.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-03 05:42:32,186 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 171.73 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 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 16.63 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -199.1 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1951.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10895.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 851.2 MB in the end (delta: 233.9 MB). Peak memory consumption was 233.9 MB. Max. memory is 11.5 GB. * Witness Printer took 45.25 ms. Allocated memory is still 1.2 GB. Free memory was 851.2 MB in the beginning and 844.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 154]: 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: 82]: Loop Invariant [2018-12-03 05:42:32,190 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,190 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,190 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,192 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,192 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,192 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,192 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,192 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,192 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,193 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,193 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,193 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] Derived loop invariant: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_4 : bv64, v_prenex_7 : bv64 :: ((\old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_4[63:63], v_q#valueAsBitvector_4[62:52], v_q#valueAsBitvector_4[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_q#valueAsBitvector_4[63:32], 2147483647bv32), v_prenex_7[31:0]))) && v_prenex_7[63:32] == v_q#valueAsBitvector_4[63:32]) && v_prenex_7[31:0] == v_q#valueAsBitvector_4[31:0]) - InvariantResult [Line: 50]: Loop Invariant [2018-12-03 05:42:32,193 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,195 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,195 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,195 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,195 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,195 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] Derived loop invariant: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_4 : bv64, v_prenex_7 : bv64 :: ((\old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_4[63:63], v_q#valueAsBitvector_4[62:52], v_q#valueAsBitvector_4[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_q#valueAsBitvector_4[63:32], 2147483647bv32), v_prenex_7[31:0]))) && v_prenex_7[63:32] == v_q#valueAsBitvector_4[63:32]) && v_prenex_7[31:0] == v_q#valueAsBitvector_4[31:0]) - InvariantResult [Line: 120]: Loop Invariant [2018-12-03 05:42:32,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,197 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,197 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,197 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,197 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,197 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,197 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,197 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,198 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,198 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,198 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,198 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,198 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,199 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,199 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,199 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,199 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] Derived loop invariant: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_4 : bv64, v_prenex_7 : bv64 :: ((\old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_4[63:63], v_q#valueAsBitvector_4[62:52], v_q#valueAsBitvector_4[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_q#valueAsBitvector_4[63:32], 2147483647bv32), v_prenex_7[31:0]))) && v_prenex_7[63:32] == v_q#valueAsBitvector_4[63:32]) && v_prenex_7[31:0] == v_q#valueAsBitvector_4[31:0]) - InvariantResult [Line: 45]: Loop Invariant [2018-12-03 05:42:32,199 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,200 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,200 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,200 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,200 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,200 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,200 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,200 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,200 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,201 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,201 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,201 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,201 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,201 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,201 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,202 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,202 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,202 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] Derived loop invariant: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_4 : bv64, v_prenex_7 : bv64 :: ((\old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_4[63:63], v_q#valueAsBitvector_4[62:52], v_q#valueAsBitvector_4[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_q#valueAsBitvector_4[63:32], 2147483647bv32), v_prenex_7[31:0]))) && v_prenex_7[63:32] == v_q#valueAsBitvector_4[63:32]) && v_prenex_7[31:0] == v_q#valueAsBitvector_4[31:0]) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32 - InvariantResult [Line: 69]: Loop Invariant [2018-12-03 05:42:32,202 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,202 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,203 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,203 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,203 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,203 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,203 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,203 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,203 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,204 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,204 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,204 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,204 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,204 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,204 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,205 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-12-03 05:42:32,205 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-03 05:42:32,205 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] Derived loop invariant: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_4 : bv64, v_prenex_7 : bv64 :: ((\old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_4[63:63], v_q#valueAsBitvector_4[62:52], v_q#valueAsBitvector_4[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_q#valueAsBitvector_4[63:32], 2147483647bv32), v_prenex_7[31:0]))) && v_prenex_7[63:32] == v_q#valueAsBitvector_4[63:32]) && v_prenex_7[31:0] == v_q#valueAsBitvector_4[31:0]) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: \old(x) == x - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 66 locations, 1 error locations. SAFE Result, 10.8s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 8.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 299 SDtfs, 294 SDslu, 753 SDs, 0 SdLazy, 281 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 108 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 21 PreInvPairs, 31 NumberOfFragments, 232 HoareAnnotationTreeSize, 21 FomulaSimplifications, 230 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 99 NumberOfCodeBlocks, 99 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 94 ConstructedInterpolants, 15 QuantifiedInterpolants, 11633 SizeOfPredicates, 17 NumberOfNonLiveVariables, 326 ConjunctsInSsa, 43 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...