./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0960b_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_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0960b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/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 78c6d2d68aa498895f40ed0a4a24644b21119801 ................................................................................................................................................................................................................................................................................................................................................. 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_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0960b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/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 78c6d2d68aa498895f40ed0a4a24644b21119801 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 13:30:12,342 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 13:30:12,343 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 13:30:12,351 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 13:30:12,351 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 13:30:12,352 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 13:30:12,352 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 13:30:12,353 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 13:30:12,354 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 13:30:12,354 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 13:30:12,355 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 13:30:12,355 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 13:30:12,355 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 13:30:12,356 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 13:30:12,356 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 13:30:12,357 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 13:30:12,357 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 13:30:12,358 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 13:30:12,359 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 13:30:12,360 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 13:30:12,361 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 13:30:12,361 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 13:30:12,362 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 13:30:12,362 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 13:30:12,363 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 13:30:12,363 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 13:30:12,363 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 13:30:12,364 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 13:30:12,364 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 13:30:12,365 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 13:30:12,365 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 13:30:12,366 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 13:30:12,366 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 13:30:12,366 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 13:30:12,367 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 13:30:12,367 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 13:30:12,367 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 13:30:12,377 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 13:30:12,377 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 13:30:12,378 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 13:30:12,378 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 13:30:12,378 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 13:30:12,378 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 13:30:12,379 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 13:30:12,379 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 13:30:12,379 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 13:30:12,379 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 13:30:12,379 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 13:30:12,379 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 13:30:12,379 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 13:30:12,380 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 13:30:12,380 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 13:30:12,380 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 13:30:12,381 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 13:30:12,381 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 13:30:12,381 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 13:30:12,381 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 13:30:12,381 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 13:30:12,381 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 13:30:12,381 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 13:30:12,382 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 13:30:12,382 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 13:30:12,382 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 13:30:12,382 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 13:30:12,382 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 13:30:12,382 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 13:30:12,383 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 13:30:12,383 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 13:30:12,383 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 13:30:12,383 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 13:30:12,383 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 13:30:12,383 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 13:30:12,383 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 13:30:12,384 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_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/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 -> 78c6d2d68aa498895f40ed0a4a24644b21119801 [2018-12-02 13:30:12,407 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 13:30:12,414 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 13:30:12,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 13:30:12,417 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 13:30:12,418 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 13:30:12,418 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0960b_true-unreach-call.c [2018-12-02 13:30:12,455 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/data/137bed3d4/d931b7e04e99460981051c643514f1ed/FLAGa6eeeb23a [2018-12-02 13:30:12,898 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 13:30:12,899 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/sv-benchmarks/c/float-newlib/double_req_bl_0960b_true-unreach-call.c [2018-12-02 13:30:12,903 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/data/137bed3d4/d931b7e04e99460981051c643514f1ed/FLAGa6eeeb23a [2018-12-02 13:30:12,911 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/data/137bed3d4/d931b7e04e99460981051c643514f1ed [2018-12-02 13:30:12,913 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 13:30:12,914 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 13:30:12,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 13:30:12,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 13:30:12,916 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 13:30:12,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:30:12" (1/1) ... [2018-12-02 13:30:12,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a7d0136 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:12, skipping insertion in model container [2018-12-02 13:30:12,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:30:12" (1/1) ... [2018-12-02 13:30:12,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 13:30:12,935 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 13:30:13,043 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:30:13,045 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 13:30:13,072 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:30:13,114 INFO L195 MainTranslator]: Completed translation [2018-12-02 13:30:13,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:13 WrapperNode [2018-12-02 13:30:13,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 13:30:13,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 13:30:13,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 13:30:13,115 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 13:30:13,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:13" (1/1) ... [2018-12-02 13:30:13,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:13" (1/1) ... [2018-12-02 13:30:13,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 13:30:13,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 13:30:13,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 13:30:13,131 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 13:30:13,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:13" (1/1) ... [2018-12-02 13:30:13,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:13" (1/1) ... [2018-12-02 13:30:13,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:13" (1/1) ... [2018-12-02 13:30:13,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:13" (1/1) ... [2018-12-02 13:30:13,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:13" (1/1) ... [2018-12-02 13:30:13,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:13" (1/1) ... [2018-12-02 13:30:13,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:13" (1/1) ... [2018-12-02 13:30:13,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 13:30:13,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 13:30:13,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 13:30:13,157 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 13:30:13,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/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 [2018-12-02 13:30:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10 [2018-12-02 13:30:13,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10 [2018-12-02 13:30:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2018-12-02 13:30:13,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2018-12-02 13:30:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-12-02 13:30:13,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-12-02 13:30:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 13:30:13,189 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 13:30:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 13:30:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 13:30:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 13:30:13,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 13:30:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 13:30:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 13:30:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 13:30:13,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 13:30:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 13:30:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 13:30:13,445 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 13:30:13,445 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-02 13:30:13,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:30:13 BoogieIcfgContainer [2018-12-02 13:30:13,445 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 13:30:13,446 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 13:30:13,446 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 13:30:13,448 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 13:30:13,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:30:12" (1/3) ... [2018-12-02 13:30:13,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79d6d958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:30:13, skipping insertion in model container [2018-12-02 13:30:13,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:13" (2/3) ... [2018-12-02 13:30:13,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79d6d958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:30:13, skipping insertion in model container [2018-12-02 13:30:13,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:30:13" (3/3) ... [2018-12-02 13:30:13,450 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0960b_true-unreach-call.c [2018-12-02 13:30:13,456 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 13:30:13,461 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 13:30:13,470 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 13:30:13,489 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 13:30:13,489 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 13:30:13,489 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 13:30:13,489 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 13:30:13,489 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 13:30:13,489 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 13:30:13,489 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 13:30:13,489 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 13:30:13,500 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2018-12-02 13:30:13,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 13:30:13,504 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 13:30:13,504 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 13:30:13,506 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 13:30:13,509 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:30:13,509 INFO L82 PathProgramCache]: Analyzing trace with hash 2043646315, now seen corresponding path program 1 times [2018-12-02 13:30:13,511 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 13:30:13,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 13:30:13,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 13:30:13,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 13:30:13,540 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 13:30:13,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:30:13,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:30:13,622 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 13:30:13,622 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 13:30:13,622 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 13:30:13,625 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 13:30:13,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 13:30:13,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 13:30:13,634 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 2 states. [2018-12-02 13:30:13,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 13:30:13,650 INFO L93 Difference]: Finished difference Result 114 states and 174 transitions. [2018-12-02 13:30:13,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 13:30:13,651 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 24 [2018-12-02 13:30:13,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 13:30:13,656 INFO L225 Difference]: With dead ends: 114 [2018-12-02 13:30:13,656 INFO L226 Difference]: Without dead ends: 57 [2018-12-02 13:30:13,658 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 [2018-12-02 13:30:13,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-12-02 13:30:13,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2018-12-02 13:30:13,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-12-02 13:30:13,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 71 transitions. [2018-12-02 13:30:13,681 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 71 transitions. Word has length 24 [2018-12-02 13:30:13,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 13:30:13,681 INFO L480 AbstractCegarLoop]: Abstraction has 57 states and 71 transitions. [2018-12-02 13:30:13,681 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 13:30:13,682 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2018-12-02 13:30:13,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 13:30:13,682 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 13:30:13,682 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 13:30:13,682 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 13:30:13,683 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:30:13,683 INFO L82 PathProgramCache]: Analyzing trace with hash -1947285720, now seen corresponding path program 1 times [2018-12-02 13:30:13,683 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 13:30:13,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 13:30:13,684 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 13:30:13,684 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 13:30:13,684 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 13:30:13,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:30:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:30:13,764 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-02 13:30:13,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:30:13 BoogieIcfgContainer [2018-12-02 13:30:13,790 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 13:30:13,791 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 13:30:13,791 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 13:30:13,791 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 13:30:13,791 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:30:13" (3/4) ... [2018-12-02 13:30:13,793 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 13:30:13,793 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 13:30:13,794 INFO L168 Benchmark]: Toolchain (without parser) took 880.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 954.4 MB in the beginning and 1.0 GB in the end (delta: -53.8 MB). Peak memory consumption was 36.9 MB. Max. memory is 11.5 GB. [2018-12-02 13:30:13,795 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:30:13,795 INFO L168 Benchmark]: CACSL2BoogieTranslator took 199.96 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -136.5 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-12-02 13:30:13,795 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 13:30:13,796 INFO L168 Benchmark]: Boogie Preprocessor took 25.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 13:30:13,796 INFO L168 Benchmark]: RCFGBuilder took 288.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2018-12-02 13:30:13,796 INFO L168 Benchmark]: TraceAbstraction took 344.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 44.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 11.5 GB. [2018-12-02 13:30:13,797 INFO L168 Benchmark]: Witness Printer took 2.70 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:30:13,798 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 199.96 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -136.5 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 16.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 288.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 344.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 44.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 11.5 GB. * Witness Printer took 2.70 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 186]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 27, overapproximation of someUnaryDOUBLEoperation at line 181, overapproximation of someBinaryArithmeticDOUBLEoperation at line 148, overapproximation of bitwiseAnd at line 26. Possible FailurePath: [L32-L41] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L43] static const double zero = 0.0; [L126-L129] static const double two54_log10 = 1.80143985094819840000e+16, ivln10_log10 = 4.34294481903251816668e-01, log10_2hi_log10 = 3.01029995663611771306e-01, log10_2lo_log10 = 3.69423907715893078616e-13; [L131] static const double zero_log10 = 0.0; VAL [\old(ivln10_log10)=6442450957, \old(Lg1_log)=6442450953, \old(Lg2_log)=6442450954, \old(Lg3_log)=6442450956, \old(Lg4_log)=6442450961, \old(Lg5_log)=6442450962, \old(Lg6_log)=6442450968, \old(Lg7_log)=6442450965, \old(ln2_hi_log)=6442450945, \old(ln2_lo_log)=6442450949, \old(log10_2hi_log10)=6442450950, \old(log10_2lo_log10)=6442450967, \old(two54_log)=6442450969, \old(two54_log10)=6442450951, \old(zero)=6442450971, \old(zero_log10)=6442450963, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L181] double x = -0.0; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L182] CALL, EXPR __ieee754_log10(x) VAL [\old(x)=6442450966, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L134] double y, z; [L135] __int32_t i, k, hx; [L136] __uint32_t lx; VAL [\old(x)=6442450966, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450966, zero=0, zero_log10=0] [L139] ieee_double_shape_type ew_u; [L140] ew_u.value = (x) [L141] EXPR ew_u.parts.msw [L141] (hx) = ew_u.parts.msw [L142] EXPR ew_u.parts.lsw [L142] (lx) = ew_u.parts.lsw [L145] k = 0 VAL [\old(x)=6442450966, hx=0, ivln10_log10=108573620475812954167/250000000000000000000, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2147483674, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450966, zero=0, zero_log10=0] [L146] COND TRUE hx < 0x00100000 VAL [\old(x)=6442450966, hx=0, ivln10_log10=108573620475812954167/250000000000000000000, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2147483674, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450966, zero=0, zero_log10=0] [L147] COND TRUE ((hx & 0x7fffffff) | lx) == 0 [L148] return -two54_log10 / zero_log10; VAL [\old(x)=6442450966, hx=0, ivln10_log10=108573620475812954167/250000000000000000000, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2147483674, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450966, zero=0, zero_log10=0] [L182] RET, EXPR __ieee754_log10(x) VAL [__ieee754_log10(x)=6442450947, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450966, zero=0, zero_log10=0] [L182] double res = __ieee754_log10(x); [L185] CALL, EXPR isinf_double(res) VAL [\old(x)=6442450947, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L19] __int32_t hx, lx; VAL [\old(x)=6442450947, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450947, zero=0, zero_log10=0] [L21] ieee_double_shape_type ew_u; [L22] ew_u.value = (x) [L23] EXPR ew_u.parts.msw [L23] (hx) = ew_u.parts.msw [L24] EXPR ew_u.parts.lsw [L24] (lx) = ew_u.parts.lsw [L26] hx &= 0x7fffffff [L27] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L28] hx = 0x7ff00000 - hx [L29] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [\old(x)=6442450947, \result=0, hx=2146435072, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=-2147483648, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450947, zero=0, zero_log10=0] [L185] RET, EXPR isinf_double(res) VAL [isinf_double(res)=0, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, res=6442450947, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450966, zero=0, zero_log10=0] [L185] COND TRUE !isinf_double(res) [L186] __VERIFIER_error() VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, res=6442450947, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450966, zero=0, zero_log10=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 61 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 75 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 529 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 [2018-12-02 13:30:15,165 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 13:30:15,166 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 13:30:15,173 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 13:30:15,173 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 13:30:15,174 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 13:30:15,174 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 13:30:15,176 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 13:30:15,177 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 13:30:15,177 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 13:30:15,178 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 13:30:15,178 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 13:30:15,179 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 13:30:15,179 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 13:30:15,180 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 13:30:15,181 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 13:30:15,181 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 13:30:15,182 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 13:30:15,184 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 13:30:15,185 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 13:30:15,185 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 13:30:15,186 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 13:30:15,188 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 13:30:15,188 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 13:30:15,188 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 13:30:15,189 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 13:30:15,189 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 13:30:15,190 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 13:30:15,191 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 13:30:15,191 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 13:30:15,191 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 13:30:15,192 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 13:30:15,192 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 13:30:15,192 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 13:30:15,193 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 13:30:15,193 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 13:30:15,193 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-02 13:30:15,204 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 13:30:15,204 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 13:30:15,205 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 13:30:15,205 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 13:30:15,205 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 13:30:15,205 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 13:30:15,205 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 13:30:15,205 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 13:30:15,205 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 13:30:15,206 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 13:30:15,206 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 13:30:15,206 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 13:30:15,206 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 13:30:15,206 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 13:30:15,206 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 13:30:15,207 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 13:30:15,207 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 13:30:15,207 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 13:30:15,207 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 13:30:15,207 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 13:30:15,207 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 13:30:15,207 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 13:30:15,207 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 13:30:15,208 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 13:30:15,208 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 13:30:15,208 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 13:30:15,208 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 13:30:15,208 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 13:30:15,208 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 13:30:15,208 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 13:30:15,208 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 13:30:15,208 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 13:30:15,208 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 13:30:15,208 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 13:30:15,208 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 13:30:15,209 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_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/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 -> 78c6d2d68aa498895f40ed0a4a24644b21119801 [2018-12-02 13:30:15,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 13:30:15,237 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 13:30:15,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 13:30:15,240 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 13:30:15,241 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 13:30:15,241 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0960b_true-unreach-call.c [2018-12-02 13:30:15,275 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/data/c55c56f2f/f1fe7359b6874dd999bf1fe95a4ad251/FLAG40dd52594 [2018-12-02 13:30:15,700 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 13:30:15,701 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/sv-benchmarks/c/float-newlib/double_req_bl_0960b_true-unreach-call.c [2018-12-02 13:30:15,705 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/data/c55c56f2f/f1fe7359b6874dd999bf1fe95a4ad251/FLAG40dd52594 [2018-12-02 13:30:15,712 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/data/c55c56f2f/f1fe7359b6874dd999bf1fe95a4ad251 [2018-12-02 13:30:15,714 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 13:30:15,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 13:30:15,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 13:30:15,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 13:30:15,717 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 13:30:15,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:30:15" (1/1) ... [2018-12-02 13:30:15,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cdf94f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:15, skipping insertion in model container [2018-12-02 13:30:15,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:30:15" (1/1) ... [2018-12-02 13:30:15,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 13:30:15,736 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 13:30:15,847 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:30:15,851 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 13:30:15,882 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:30:15,899 INFO L195 MainTranslator]: Completed translation [2018-12-02 13:30:15,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:15 WrapperNode [2018-12-02 13:30:15,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 13:30:15,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 13:30:15,900 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 13:30:15,900 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 13:30:15,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:15" (1/1) ... [2018-12-02 13:30:15,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:15" (1/1) ... [2018-12-02 13:30:15,951 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 13:30:15,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 13:30:15,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 13:30:15,951 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 13:30:15,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:15" (1/1) ... [2018-12-02 13:30:15,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:15" (1/1) ... [2018-12-02 13:30:15,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:15" (1/1) ... [2018-12-02 13:30:15,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:15" (1/1) ... [2018-12-02 13:30:15,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:15" (1/1) ... [2018-12-02 13:30:15,977 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:15" (1/1) ... [2018-12-02 13:30:15,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:15" (1/1) ... [2018-12-02 13:30:15,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 13:30:15,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 13:30:15,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 13:30:15,983 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 13:30:15,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/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 [2018-12-02 13:30:16,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 13:30:16,018 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10 [2018-12-02 13:30:16,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10 [2018-12-02 13:30:16,018 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2018-12-02 13:30:16,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2018-12-02 13:30:16,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 13:30:16,019 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-12-02 13:30:16,019 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-12-02 13:30:16,019 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 13:30:16,019 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 13:30:16,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 13:30:16,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 13:30:16,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 13:30:16,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 13:30:16,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 13:30:16,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 13:30:16,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 13:30:16,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 13:30:16,164 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 13:30:20,361 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 13:30:20,639 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 13:30:24,858 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 13:30:40,978 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 13:30:41,027 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 13:30:43,232 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 13:30:43,246 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 13:30:43,246 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-02 13:30:43,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:30:43 BoogieIcfgContainer [2018-12-02 13:30:43,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 13:30:43,247 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 13:30:43,247 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 13:30:43,249 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 13:30:43,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:30:15" (1/3) ... [2018-12-02 13:30:43,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cce67cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:30:43, skipping insertion in model container [2018-12-02 13:30:43,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:30:15" (2/3) ... [2018-12-02 13:30:43,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cce67cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:30:43, skipping insertion in model container [2018-12-02 13:30:43,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:30:43" (3/3) ... [2018-12-02 13:30:43,250 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0960b_true-unreach-call.c [2018-12-02 13:30:43,256 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 13:30:43,261 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 13:30:43,269 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 13:30:43,287 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 13:30:43,287 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 13:30:43,287 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 13:30:43,287 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 13:30:43,287 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 13:30:43,287 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 13:30:43,287 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 13:30:43,288 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 13:30:43,288 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 13:30:43,299 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states. [2018-12-02 13:30:43,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 13:30:43,305 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 13:30:43,306 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 13:30:43,307 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 13:30:43,310 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:30:43,310 INFO L82 PathProgramCache]: Analyzing trace with hash -1855320417, now seen corresponding path program 1 times [2018-12-02 13:30:43,313 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 13:30:43,313 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/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 [2018-12-02 13:30:43,318 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 13:30:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:30:44,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 13:30:44,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:30:44,048 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 13:30:44,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 13:30:44,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 13:30:44,071 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 13:30:44,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 13:30:44,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 13:30:44,080 INFO L87 Difference]: Start difference. First operand 60 states. Second operand 2 states. [2018-12-02 13:30:44,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 13:30:44,096 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2018-12-02 13:30:44,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 13:30:44,097 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-12-02 13:30:44,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 13:30:44,103 INFO L225 Difference]: With dead ends: 112 [2018-12-02 13:30:44,103 INFO L226 Difference]: Without dead ends: 56 [2018-12-02 13:30:44,105 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 13:30:44,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-12-02 13:30:44,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2018-12-02 13:30:44,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-12-02 13:30:44,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 70 transitions. [2018-12-02 13:30:44,133 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 70 transitions. Word has length 23 [2018-12-02 13:30:44,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 13:30:44,133 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 70 transitions. [2018-12-02 13:30:44,133 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 13:30:44,134 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2018-12-02 13:30:44,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 13:30:44,134 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 13:30:44,135 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 13:30:44,135 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 13:30:44,135 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:30:44,135 INFO L82 PathProgramCache]: Analyzing trace with hash -1408337410, now seen corresponding path program 1 times [2018-12-02 13:30:44,136 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 13:30:44,136 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/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 [2018-12-02 13:30:44,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 13:30:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:30:44,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 13:30:46,786 WARN L180 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 13 [2018-12-02 13:30:46,867 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:30:46,868 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:30:46,872 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-12-02 13:30:46,922 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:30:46,925 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2018-12-02 13:30:46,926 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 13:30:46,939 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 24 treesize of output 18 [2018-12-02 13:30:46,944 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 18 treesize of output 4 [2018-12-02 13:30:46,944 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 13:30:46,947 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 13:30:46,949 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 13:30:46,958 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 13:30:46,958 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:46, output treesize:18 [2018-12-02 13:30:47,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:30:47,180 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 13:30:47,195 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 13:30:47,196 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-02 13:30:47,197 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 13:30:47,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 13:30:47,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-02 13:30:47,197 INFO L87 Difference]: Start difference. First operand 56 states and 70 transitions. Second operand 10 states. [2018-12-02 13:30:54,752 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-12-02 13:30:57,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 13:30:57,107 INFO L93 Difference]: Finished difference Result 65 states and 79 transitions. [2018-12-02 13:30:57,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 13:30:57,218 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 25 [2018-12-02 13:30:57,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 13:30:57,220 INFO L225 Difference]: With dead ends: 65 [2018-12-02 13:30:57,220 INFO L226 Difference]: Without dead ends: 58 [2018-12-02 13:30:57,221 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2018-12-02 13:30:57,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-12-02 13:30:57,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 56. [2018-12-02 13:30:57,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-12-02 13:30:57,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 69 transitions. [2018-12-02 13:30:57,230 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 69 transitions. Word has length 25 [2018-12-02 13:30:57,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 13:30:57,231 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 69 transitions. [2018-12-02 13:30:57,231 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 13:30:57,231 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2018-12-02 13:30:57,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 13:30:57,231 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 13:30:57,232 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 13:30:57,232 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 13:30:57,232 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:30:57,232 INFO L82 PathProgramCache]: Analyzing trace with hash -2099027137, now seen corresponding path program 1 times [2018-12-02 13:30:57,232 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 13:30:57,232 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/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 [2018-12-02 13:30:57,236 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 13:30:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:30:57,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 13:30:57,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:30:57,415 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 13:30:57,424 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 13:30:57,424 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 13:30:57,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 13:30:57,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 13:30:57,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 13:30:57,425 INFO L87 Difference]: Start difference. First operand 56 states and 69 transitions. Second operand 6 states. [2018-12-02 13:31:01,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 13:31:01,206 INFO L93 Difference]: Finished difference Result 78 states and 92 transitions. [2018-12-02 13:31:01,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-02 13:31:01,207 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-12-02 13:31:01,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 13:31:01,208 INFO L225 Difference]: With dead ends: 78 [2018-12-02 13:31:01,208 INFO L226 Difference]: Without dead ends: 58 [2018-12-02 13:31:01,208 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-02 13:31:01,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-12-02 13:31:01,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 56. [2018-12-02 13:31:01,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-12-02 13:31:01,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 68 transitions. [2018-12-02 13:31:01,214 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 68 transitions. Word has length 25 [2018-12-02 13:31:01,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 13:31:01,214 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 68 transitions. [2018-12-02 13:31:01,214 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 13:31:01,214 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2018-12-02 13:31:01,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 13:31:01,214 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 13:31:01,214 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 13:31:01,215 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 13:31:01,215 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:31:01,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1894401110, now seen corresponding path program 1 times [2018-12-02 13:31:01,215 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 13:31:01,215 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/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 [2018-12-02 13:31:01,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 13:31:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:31:02,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 13:31:02,059 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:31:02,059 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:31:02,060 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:31:02,061 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:31:02,062 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 73 treesize of output 98 [2018-12-02 13:31:02,174 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:31:02,175 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 13:31:02,186 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 3 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 59 [2018-12-02 13:31:02,186 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 13:31:02,231 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 38 treesize of output 30 [2018-12-02 13:31:02,282 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 26 treesize of output 20 [2018-12-02 13:31:02,282 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 13:31:02,299 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 13:31:02,326 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 24 treesize of output 18 [2018-12-02 13:31:02,333 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 18 treesize of output 4 [2018-12-02 13:31:02,333 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-02 13:31:02,337 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 13:31:02,348 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 13:31:02,362 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. [2018-12-02 13:31:02,362 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:82, output treesize:23 [2018-12-02 13:31:02,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:31:02,420 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 13:31:02,436 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 13:31:02,436 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 13:31:02,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 13:31:02,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 13:31:02,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 13:31:02,436 INFO L87 Difference]: Start difference. First operand 56 states and 68 transitions. Second operand 6 states. [2018-12-02 13:31:05,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 13:31:05,662 INFO L93 Difference]: Finished difference Result 58 states and 70 transitions. [2018-12-02 13:31:05,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 13:31:05,664 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2018-12-02 13:31:05,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 13:31:05,664 INFO L225 Difference]: With dead ends: 58 [2018-12-02 13:31:05,664 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 13:31:05,664 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-02 13:31:05,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 13:31:05,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 13:31:05,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 13:31:05,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 13:31:05,665 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2018-12-02 13:31:05,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 13:31:05,665 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 13:31:05,665 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 13:31:05,665 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 13:31:05,665 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 13:31:05,668 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 13:31:28,566 WARN L180 SmtUtils]: Spent 22.62 s on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2018-12-02 13:31:58,266 WARN L180 SmtUtils]: Spent 29.70 s on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2018-12-02 13:31:58,309 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 13:31:58,309 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-02 13:31:58,309 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 13:31:58,309 INFO L448 ceAbstractionStarter]: For program point L147(lines 147 148) no Hoare annotation was computed. [2018-12-02 13:31:58,309 INFO L448 ceAbstractionStarter]: For program point __ieee754_log10EXIT(lines 133 173) no Hoare annotation was computed. [2018-12-02 13:31:58,309 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 165 170) no Hoare annotation was computed. [2018-12-02 13:31:58,309 INFO L444 ceAbstractionStarter]: At program point L165-2(lines 165 170) the Hoare annotation is: (or (and (exists ((v_prenex_19 (_ BitVec 64))) (and (not (bvslt ((_ extract 63 32) v_prenex_19) (_ bv1048576 32))) (= (fp ((_ extract 63 63) v_prenex_19) ((_ extract 62 52) v_prenex_19) ((_ extract 51 0) v_prenex_19)) |__ieee754_log10_#in~x|))) (= __ieee754_log10_~x |__ieee754_log10_#in~x|)) (exists ((v_prenex_20 (_ BitVec 64)) (|v_q#valueAsBitvector_8| (_ BitVec 64))) (let ((.cse0 ((_ extract 31 0) |v_q#valueAsBitvector_8|))) (and (not (= (bvor (bvand (_ bv2147483647 32) ((_ extract 63 32) v_prenex_20)) .cse0) (_ bv0 32))) (= ((_ extract 31 0) v_prenex_20) .cse0) (= |__ieee754_log10_#in~x| (fp ((_ extract 63 63) v_prenex_20) ((_ extract 62 52) v_prenex_20) ((_ extract 51 0) v_prenex_20)))))) (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log10~0))) [2018-12-02 13:31:58,310 INFO L444 ceAbstractionStarter]: At program point L165-3(lines 165 170) the Hoare annotation is: (or (exists ((v_prenex_20 (_ BitVec 64)) (|v_q#valueAsBitvector_8| (_ BitVec 64))) (let ((.cse0 ((_ extract 31 0) |v_q#valueAsBitvector_8|))) (and (not (= (bvor (bvand (_ bv2147483647 32) ((_ extract 63 32) v_prenex_20)) .cse0) (_ bv0 32))) (= ((_ extract 31 0) v_prenex_20) .cse0) (= |__ieee754_log10_#in~x| (fp ((_ extract 63 63) v_prenex_20) ((_ extract 62 52) v_prenex_20) ((_ extract 51 0) v_prenex_20)))))) (exists ((v_prenex_19 (_ BitVec 64))) (and (not (bvslt ((_ extract 63 32) v_prenex_19) (_ bv1048576 32))) (= (fp ((_ extract 63 63) v_prenex_19) ((_ extract 62 52) v_prenex_19) ((_ extract 51 0) v_prenex_19)) |__ieee754_log10_#in~x|))) (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log10~0))) [2018-12-02 13:31:58,310 INFO L448 ceAbstractionStarter]: For program point __ieee754_log10FINAL(lines 133 173) no Hoare annotation was computed. [2018-12-02 13:31:58,310 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 153 157) no Hoare annotation was computed. [2018-12-02 13:31:58,310 INFO L444 ceAbstractionStarter]: At program point L153-2(lines 153 157) the Hoare annotation is: (or (and (exists ((v_prenex_20 (_ BitVec 64)) (|v_q#valueAsBitvector_8| (_ BitVec 64))) (let ((.cse0 ((_ extract 31 0) |v_q#valueAsBitvector_8|))) (and (not (= (bvor (bvand (_ bv2147483647 32) ((_ extract 63 32) v_prenex_20)) .cse0) (_ bv0 32))) (= ((_ extract 31 0) v_prenex_20) .cse0) (= |__ieee754_log10_#in~x| (fp ((_ extract 63 63) v_prenex_20) ((_ extract 62 52) v_prenex_20) ((_ extract 51 0) v_prenex_20)))))) (exists ((v_prenex_20 (_ BitVec 64)) (|v_q#valueAsBitvector_8| (_ BitVec 64))) (let ((.cse1 ((_ extract 31 0) |v_q#valueAsBitvector_8|))) (and (= ((_ extract 31 0) v_prenex_20) .cse1) (= __ieee754_log10_~hx~2 ((_ extract 63 32) v_prenex_20)) (= |__ieee754_log10_#in~x| (fp ((_ extract 63 63) v_prenex_20) ((_ extract 62 52) v_prenex_20) ((_ extract 51 0) v_prenex_20))) (= __ieee754_log10_~lx~2 .cse1))))) (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log10~0))) [2018-12-02 13:31:58,310 INFO L448 ceAbstractionStarter]: For program point L149(lines 149 150) no Hoare annotation was computed. [2018-12-02 13:31:58,310 INFO L451 ceAbstractionStarter]: At program point __ieee754_log10ENTRY(lines 133 173) the Hoare annotation is: true [2018-12-02 13:31:58,310 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 158) no Hoare annotation was computed. [2018-12-02 13:31:58,310 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 133 173) no Hoare annotation was computed. [2018-12-02 13:31:58,310 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-02 13:31:58,310 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 138 143) no Hoare annotation was computed. [2018-12-02 13:31:58,310 INFO L444 ceAbstractionStarter]: At program point L138-2(lines 138 143) the Hoare annotation is: (or (= __ieee754_log10_~x |__ieee754_log10_#in~x|) (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log10~0))) [2018-12-02 13:31:58,310 INFO L448 ceAbstractionStarter]: For program point L138-3(lines 138 143) no Hoare annotation was computed. [2018-12-02 13:31:58,310 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 92) no Hoare annotation was computed. [2018-12-02 13:31:58,310 INFO L448 ceAbstractionStarter]: For program point __ieee754_logEXIT(lines 45 124) no Hoare annotation was computed. [2018-12-02 13:31:58,310 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 69) no Hoare annotation was computed. [2018-12-02 13:31:58,310 INFO L451 ceAbstractionStarter]: At program point L65-2(lines 65 69) the Hoare annotation is: true [2018-12-02 13:31:58,310 INFO L448 ceAbstractionStarter]: For program point L94(lines 94 99) no Hoare annotation was computed. [2018-12-02 13:31:58,311 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 62) no Hoare annotation was computed. [2018-12-02 13:31:58,311 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 122) no Hoare annotation was computed. [2018-12-02 13:31:58,311 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 91) no Hoare annotation was computed. [2018-12-02 13:31:58,311 INFO L448 ceAbstractionStarter]: For program point L111(lines 111 123) no Hoare annotation was computed. [2018-12-02 13:31:58,311 INFO L448 ceAbstractionStarter]: For program point L58(lines 58 70) no Hoare annotation was computed. [2018-12-02 13:31:58,311 INFO L448 ceAbstractionStarter]: For program point L58-1(lines 45 124) no Hoare annotation was computed. [2018-12-02 13:31:58,311 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 50 55) no Hoare annotation was computed. [2018-12-02 13:31:58,311 INFO L451 ceAbstractionStarter]: At program point L50-2(lines 50 55) the Hoare annotation is: true [2018-12-02 13:31:58,311 INFO L448 ceAbstractionStarter]: For program point L50-3(lines 50 55) no Hoare annotation was computed. [2018-12-02 13:31:58,311 INFO L451 ceAbstractionStarter]: At program point __ieee754_logENTRY(lines 45 124) the Hoare annotation is: true [2018-12-02 13:31:58,311 INFO L448 ceAbstractionStarter]: For program point __ieee754_logFINAL(lines 45 124) no Hoare annotation was computed. [2018-12-02 13:31:58,311 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 60) no Hoare annotation was computed. [2018-12-02 13:31:58,311 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 100) no Hoare annotation was computed. [2018-12-02 13:31:58,311 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 117) no Hoare annotation was computed. [2018-12-02 13:31:58,311 INFO L448 ceAbstractionStarter]: For program point L76-1(lines 76 81) no Hoare annotation was computed. [2018-12-02 13:31:58,312 INFO L451 ceAbstractionStarter]: At program point L76-2(lines 76 81) the Hoare annotation is: true [2018-12-02 13:31:58,312 INFO L448 ceAbstractionStarter]: For program point L76-3(lines 76 81) no Hoare annotation was computed. [2018-12-02 13:31:58,312 INFO L448 ceAbstractionStarter]: For program point L20-1(lines 20 25) no Hoare annotation was computed. [2018-12-02 13:31:58,312 INFO L444 ceAbstractionStarter]: At program point L20-2(lines 20 25) the Hoare annotation is: (or (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log10~0)) (= isinf_double_~x |isinf_double_#in~x|)) [2018-12-02 13:31:58,312 INFO L448 ceAbstractionStarter]: For program point L20-3(lines 20 25) no Hoare annotation was computed. [2018-12-02 13:31:58,312 INFO L448 ceAbstractionStarter]: For program point isinf_doubleFINAL(lines 18 30) no Hoare annotation was computed. [2018-12-02 13:31:58,312 INFO L448 ceAbstractionStarter]: For program point isinf_doubleEXIT(lines 18 30) no Hoare annotation was computed. [2018-12-02 13:31:58,312 INFO L451 ceAbstractionStarter]: At program point isinf_doubleENTRY(lines 18 30) the Hoare annotation is: true [2018-12-02 13:31:58,312 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 13:31:58,312 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log10~0) (= (_ +zero 11 53) ~zero_log10~0)) [2018-12-02 13:31:58,312 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 13:31:58,312 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 13:31:58,312 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 175 191) the Hoare annotation is: true [2018-12-02 13:31:58,312 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 175 191) no Hoare annotation was computed. [2018-12-02 13:31:58,312 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-12-02 13:31:58,313 INFO L444 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0))) (or (= (fp.div roundNearestTiesToEven (fp.neg .cse0) (_ +zero 11 53)) main_~res~0) (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= .cse0 ~two54_log10~0)))) [2018-12-02 13:31:58,313 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 175 191) no Hoare annotation was computed. [2018-12-02 13:31:58,313 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 185 188) no Hoare annotation was computed. [2018-12-02 13:31:58,313 INFO L444 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (or (= main_~x~0 (fp.neg (_ +zero 11 53))) (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log10~0))) [2018-12-02 13:31:58,313 INFO L448 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-12-02 13:31:58,313 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 186) no Hoare annotation was computed. [2018-12-02 13:31:58,316 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,320 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 13:31:58,322 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,323 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,323 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,323 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,323 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,323 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,323 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,323 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,323 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,324 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,324 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,324 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,324 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,324 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,324 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 13:31:58,325 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,325 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,325 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,325 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,326 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,326 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,326 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,326 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,326 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,326 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,326 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,326 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 13:31:58,327 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,327 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,327 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,327 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,327 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,327 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,328 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,328 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,328 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,328 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,328 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,328 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 13:31:58,329 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 13:31:58,329 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 13:31:58,329 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 13:31:58,329 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 13:31:58,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:31:58 BoogieIcfgContainer [2018-12-02 13:31:58,330 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 13:31:58,331 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 13:31:58,331 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 13:31:58,331 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 13:31:58,331 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:30:43" (3/4) ... [2018-12-02 13:31:58,333 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 13:31:58,337 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 13:31:58,337 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_log10 [2018-12-02 13:31:58,337 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_log [2018-12-02 13:31:58,338 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_double [2018-12-02 13:31:58,338 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 13:31:58,341 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-12-02 13:31:58,341 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-12-02 13:31:58,342 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 13:31:58,342 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 13:31:58,358 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10) [2018-12-02 13:31:58,358 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(~Pluszero~LONGDOUBLE() == zero_log10) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10)) || x == \old(x) [2018-12-02 13:31:58,358 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_prenex_20 : bv64, v_q#valueAsBitvector_8 : bv64 :: (!(~bvor32(~bvand32(2147483647bv32, v_prenex_20[63:32]), v_q#valueAsBitvector_8[31:0]) == 0bv32) && v_prenex_20[31:0] == v_q#valueAsBitvector_8[31:0]) && \old(x) == ~fp~LONGDOUBLE(v_prenex_20[63:63], v_prenex_20[62:52], v_prenex_20[51:0])) && (\exists v_prenex_20 : bv64, v_q#valueAsBitvector_8 : bv64 :: ((v_prenex_20[31:0] == v_q#valueAsBitvector_8[31:0] && hx == v_prenex_20[63:32]) && \old(x) == ~fp~LONGDOUBLE(v_prenex_20[63:63], v_prenex_20[62:52], v_prenex_20[51:0])) && lx == v_q#valueAsBitvector_8[31:0])) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10) [2018-12-02 13:31:58,358 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\exists v_prenex_19 : bv64 :: !~bvslt32(v_prenex_19[63:32], 1048576bv32) && ~fp~LONGDOUBLE(v_prenex_19[63:63], v_prenex_19[62:52], v_prenex_19[51:0]) == \old(x)) && x == \old(x)) || (\exists v_prenex_20 : bv64, v_q#valueAsBitvector_8 : bv64 :: (!(~bvor32(~bvand32(2147483647bv32, v_prenex_20[63:32]), v_q#valueAsBitvector_8[31:0]) == 0bv32) && v_prenex_20[31:0] == v_q#valueAsBitvector_8[31:0]) && \old(x) == ~fp~LONGDOUBLE(v_prenex_20[63:63], v_prenex_20[62:52], v_prenex_20[51:0]))) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10) [2018-12-02 13:31:58,376 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5dc342cc-6dfb-492c-9d2b-e130e3c5f82d/bin-2019/utaipan/witness.graphml [2018-12-02 13:31:58,377 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 13:31:58,377 INFO L168 Benchmark]: Toolchain (without parser) took 102662.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 944.7 MB in the beginning and 837.7 MB in the end (delta: 107.1 MB). Peak memory consumption was 242.3 MB. Max. memory is 11.5 GB. [2018-12-02 13:31:58,378 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:31:58,378 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.54 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 927.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-12-02 13:31:58,378 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -195.9 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-12-02 13:31:58,378 INFO L168 Benchmark]: Boogie Preprocessor took 31.43 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. [2018-12-02 13:31:58,378 INFO L168 Benchmark]: RCFGBuilder took 27263.50 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: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 11.5 GB. [2018-12-02 13:31:58,378 INFO L168 Benchmark]: TraceAbstraction took 75083.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 844.5 MB in the end (delta: 231.6 MB). Peak memory consumption was 231.6 MB. Max. memory is 11.5 GB. [2018-12-02 13:31:58,379 INFO L168 Benchmark]: Witness Printer took 46.01 ms. Allocated memory is still 1.2 GB. Free memory was 844.5 MB in the beginning and 837.7 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 13:31:58,380 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 184.54 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 927.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -195.9 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.43 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 27263.50 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: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 75083.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 844.5 MB in the end (delta: 231.6 MB). Peak memory consumption was 231.6 MB. Max. memory is 11.5 GB. * Witness Printer took 46.01 ms. Allocated memory is still 1.2 GB. Free memory was 844.5 MB in the beginning and 837.7 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 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_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 186]: 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: 153]: Loop Invariant [2018-12-02 13:31:58,382 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,383 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,383 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,383 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,383 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,383 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,383 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,383 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,383 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,383 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,384 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,384 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,384 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,384 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,384 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 13:31:58,384 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,385 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,385 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,385 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,385 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,385 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,385 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,385 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,385 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,385 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,386 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,386 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,386 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,386 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,386 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((\exists v_prenex_20 : bv64, v_q#valueAsBitvector_8 : bv64 :: (!(~bvor32(~bvand32(2147483647bv32, v_prenex_20[63:32]), v_q#valueAsBitvector_8[31:0]) == 0bv32) && v_prenex_20[31:0] == v_q#valueAsBitvector_8[31:0]) && \old(x) == ~fp~LONGDOUBLE(v_prenex_20[63:63], v_prenex_20[62:52], v_prenex_20[51:0])) && (\exists v_prenex_20 : bv64, v_q#valueAsBitvector_8 : bv64 :: ((v_prenex_20[31:0] == v_q#valueAsBitvector_8[31:0] && hx == v_prenex_20[63:32]) && \old(x) == ~fp~LONGDOUBLE(v_prenex_20[63:63], v_prenex_20[62:52], v_prenex_20[51:0])) && lx == v_q#valueAsBitvector_8[31:0])) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10) - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 165]: Loop Invariant [2018-12-02 13:31:58,386 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,386 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,387 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,387 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,387 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,387 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,387 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,387 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,387 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,387 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,387 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,388 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 13:31:58,388 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,388 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,388 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,388 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_19,QUANTIFIED] [2018-12-02 13:31:58,388 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,388 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,389 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,389 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-02 13:31:58,389 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,389 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,389 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-02 13:31:58,389 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((\exists v_prenex_19 : bv64 :: !~bvslt32(v_prenex_19[63:32], 1048576bv32) && ~fp~LONGDOUBLE(v_prenex_19[63:63], v_prenex_19[62:52], v_prenex_19[51:0]) == \old(x)) && x == \old(x)) || (\exists v_prenex_20 : bv64, v_q#valueAsBitvector_8 : bv64 :: (!(~bvor32(~bvand32(2147483647bv32, v_prenex_20[63:32]), v_q#valueAsBitvector_8[31:0]) == 0bv32) && v_prenex_20[31:0] == v_q#valueAsBitvector_8[31:0]) && \old(x) == ~fp~LONGDOUBLE(v_prenex_20[63:63], v_prenex_20[62:52], v_prenex_20[51:0]))) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10) - InvariantResult [Line: 138]: Loop Invariant [2018-12-02 13:31:58,389 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 13:31:58,390 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == \old(x) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10) - InvariantResult [Line: 20]: Loop Invariant [2018-12-02 13:31:58,390 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 13:31:58,390 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (!(~Pluszero~LONGDOUBLE() == zero_log10) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10)) || x == \old(x) - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 60 locations, 1 error locations. SAFE Result, 75.0s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 17.0s AutomataDifference, 0.0s DeadEndRemovalTime, 52.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 249 SDtfs, 98 SDslu, 826 SDs, 0 SdLazy, 133 SolverSat, 12 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 14.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 107 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred 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, 4 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 31 PreInvPairs, 45 NumberOfFragments, 253 HoareAnnotationTreeSize, 31 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 227 FormulaSimplificationTreeSizeReductionInter, 52.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 99 NumberOfCodeBlocks, 99 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 95 ConstructedInterpolants, 18 QuantifiedInterpolants, 16713 SizeOfPredicates, 13 NumberOfNonLiveVariables, 495 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...