./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/float-newlib/double_req_bl_1012b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/double_req_bl_1012b_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56df0817616f6c5016a1ac832f32db0c87e1c370 .................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/double_req_bl_1012b_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56df0817616f6c5016a1ac832f32db0c87e1c370 ........................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 03:57:42,772 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 03:57:42,774 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 03:57:42,789 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 03:57:42,790 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 03:57:42,792 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 03:57:42,793 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 03:57:42,795 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 03:57:42,796 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 03:57:42,797 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 03:57:42,798 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 03:57:42,798 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 03:57:42,799 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 03:57:42,800 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 03:57:42,801 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 03:57:42,802 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 03:57:42,803 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 03:57:42,805 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 03:57:42,807 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 03:57:42,809 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 03:57:42,810 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 03:57:42,811 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 03:57:42,813 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 03:57:42,814 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 03:57:42,814 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 03:57:42,815 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 03:57:42,816 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 03:57:42,817 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 03:57:42,817 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 03:57:42,819 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 03:57:42,819 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 03:57:42,820 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 03:57:42,820 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 03:57:42,820 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 03:57:42,821 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 03:57:42,822 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 03:57:42,822 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 03:57:42,839 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 03:57:42,840 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 03:57:42,841 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 03:57:42,841 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 03:57:42,841 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 03:57:42,843 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 03:57:42,843 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 03:57:42,843 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 03:57:42,844 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 03:57:42,844 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 03:57:42,844 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 03:57:42,844 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 03:57:42,844 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 03:57:42,844 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 03:57:42,846 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 03:57:42,846 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 03:57:42,846 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 03:57:42,847 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 03:57:42,848 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 03:57:42,849 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 03:57:42,849 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 03:57:42,849 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 03:57:42,849 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 03:57:42,849 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 03:57:42,849 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 03:57:42,851 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 03:57:42,851 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 03:57:42,851 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 03:57:42,851 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer 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 -> 56df0817616f6c5016a1ac832f32db0c87e1c370 [2018-12-31 03:57:42,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 03:57:42,923 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 03:57:42,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 03:57:42,930 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 03:57:42,930 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 03:57:42,931 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/double_req_bl_1012b_true-unreach-call.c [2018-12-31 03:57:42,994 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/162c7db6a/7e918e44bcba41998cd30ff0bc9cc402/FLAGd2ea27620 [2018-12-31 03:57:43,434 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 03:57:43,435 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/double_req_bl_1012b_true-unreach-call.c [2018-12-31 03:57:43,448 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/162c7db6a/7e918e44bcba41998cd30ff0bc9cc402/FLAGd2ea27620 [2018-12-31 03:57:43,755 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/162c7db6a/7e918e44bcba41998cd30ff0bc9cc402 [2018-12-31 03:57:43,758 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 03:57:43,760 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 03:57:43,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 03:57:43,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 03:57:43,767 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 03:57:43,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:57:43" (1/1) ... [2018-12-31 03:57:43,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5317c7f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:43, skipping insertion in model container [2018-12-31 03:57:43,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:57:43" (1/1) ... [2018-12-31 03:57:43,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 03:57:43,802 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 03:57:44,023 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 03:57:44,030 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 03:57:44,090 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 03:57:44,127 INFO L195 MainTranslator]: Completed translation [2018-12-31 03:57:44,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:44 WrapperNode [2018-12-31 03:57:44,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 03:57:44,128 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 03:57:44,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 03:57:44,129 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 03:57:44,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:44" (1/1) ... [2018-12-31 03:57:44,158 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:44" (1/1) ... [2018-12-31 03:57:44,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 03:57:44,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 03:57:44,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 03:57:44,187 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 03:57:44,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:44" (1/1) ... [2018-12-31 03:57:44,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:44" (1/1) ... [2018-12-31 03:57:44,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:44" (1/1) ... [2018-12-31 03:57:44,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:44" (1/1) ... [2018-12-31 03:57:44,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:44" (1/1) ... [2018-12-31 03:57:44,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:44" (1/1) ... [2018-12-31 03:57:44,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:44" (1/1) ... [2018-12-31 03:57:44,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 03:57:44,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 03:57:44,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 03:57:44,293 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 03:57:44,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-12-31 03:57:44,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 03:57:44,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-31 03:57:44,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-31 03:57:44,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-31 03:57:44,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 03:57:44,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 03:57:44,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-31 03:57:44,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 03:57:44,778 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 03:57:44,778 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-31 03:57:44,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:44 BoogieIcfgContainer [2018-12-31 03:57:44,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 03:57:44,780 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 03:57:44,780 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 03:57:44,783 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 03:57:44,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 03:57:43" (1/3) ... [2018-12-31 03:57:44,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f3ff17b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 03:57:44, skipping insertion in model container [2018-12-31 03:57:44,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:44" (2/3) ... [2018-12-31 03:57:44,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f3ff17b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 03:57:44, skipping insertion in model container [2018-12-31 03:57:44,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:44" (3/3) ... [2018-12-31 03:57:44,787 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1012b_true-unreach-call.c [2018-12-31 03:57:44,798 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 03:57:44,807 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 03:57:44,826 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 03:57:44,867 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 03:57:44,868 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 03:57:44,868 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 03:57:44,869 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 03:57:44,869 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 03:57:44,869 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 03:57:44,869 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 03:57:44,869 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 03:57:44,870 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 03:57:44,885 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2018-12-31 03:57:44,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-31 03:57:44,893 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:44,894 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:44,898 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:44,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:44,903 INFO L82 PathProgramCache]: Analyzing trace with hash -969083750, now seen corresponding path program 1 times [2018-12-31 03:57:44,905 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 03:57:44,906 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 03:57:44,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 03:57:44,958 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 03:57:44,958 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 03:57:44,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 03:57:45,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 03:57:45,023 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 03:57:45,023 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 03:57:45,028 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 03:57:45,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 03:57:45,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 03:57:45,046 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 2 states. [2018-12-31 03:57:45,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 03:57:45,067 INFO L93 Difference]: Finished difference Result 34 states and 46 transitions. [2018-12-31 03:57:45,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 03:57:45,069 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-12-31 03:57:45,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 03:57:45,079 INFO L225 Difference]: With dead ends: 34 [2018-12-31 03:57:45,079 INFO L226 Difference]: Without dead ends: 15 [2018-12-31 03:57:45,082 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 [2018-12-31 03:57:45,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2018-12-31 03:57:45,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2018-12-31 03:57:45,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-12-31 03:57:45,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 14 transitions. [2018-12-31 03:57:45,115 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 14 transitions. Word has length 11 [2018-12-31 03:57:45,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 03:57:45,115 INFO L480 AbstractCegarLoop]: Abstraction has 15 states and 14 transitions. [2018-12-31 03:57:45,116 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 03:57:45,116 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2018-12-31 03:57:45,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-31 03:57:45,117 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:45,117 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:45,117 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:45,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:45,117 INFO L82 PathProgramCache]: Analyzing trace with hash 657368916, now seen corresponding path program 1 times [2018-12-31 03:57:45,119 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 03:57:45,119 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 03:57:45,121 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 03:57:45,121 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 03:57:45,122 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 03:57:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 03:57:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 03:57:45,350 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-31 03:57:45,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 03:57:45 BoogieIcfgContainer [2018-12-31 03:57:45,388 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 03:57:45,389 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 03:57:45,389 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 03:57:45,389 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 03:57:45,390 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:44" (3/4) ... [2018-12-31 03:57:45,393 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-31 03:57:45,393 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 03:57:45,394 INFO L168 Benchmark]: Toolchain (without parser) took 1635.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -139.6 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:45,396 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 03:57:45,397 INFO L168 Benchmark]: CACSL2BoogieTranslator took 366.87 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 935.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:45,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.61 ms. Allocated memory is still 1.0 GB. Free memory was 935.3 MB in the beginning and 929.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:45,399 INFO L168 Benchmark]: Boogie Preprocessor took 105.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -208.4 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:45,403 INFO L168 Benchmark]: RCFGBuilder took 486.07 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: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:45,403 INFO L168 Benchmark]: TraceAbstraction took 608.60 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: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:45,404 INFO L168 Benchmark]: Witness Printer took 4.88 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. [2018-12-31 03:57:45,409 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 366.87 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 935.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.61 ms. Allocated memory is still 1.0 GB. Free memory was 935.3 MB in the beginning and 929.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 105.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -208.4 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 486.07 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: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 608.60 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: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * Witness Printer took 4.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 73]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 39, overapproximation of someBinaryArithmeticDOUBLEoperation at line 68, overapproximation of bitwiseAnd at line 38. Possible FailurePath: [L68] double x = -1.0 / 0.0; [L45] __uint32_t high; [L47] ieee_double_shape_type gh_u; [L48] gh_u.value = (x) [L49] EXPR gh_u.parts.msw [L49] (high) = gh_u.parts.msw [L52] ieee_double_shape_type sh_u; [L53] sh_u.value = (x) [L54] sh_u.parts.msw = (high & 0x7fffffff) [L55] EXPR sh_u.value [L55] (x) = sh_u.value [L57] return x; [L69] double res = fabs_double(x); [L31] __int32_t hx, lx; [L33] ieee_double_shape_type ew_u; [L34] ew_u.value = (x) [L35] EXPR ew_u.parts.msw [L35] (hx) = ew_u.parts.msw [L36] EXPR ew_u.parts.lsw [L36] (lx) = ew_u.parts.lsw [L38] hx &= 0x7fffffff [L39] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L40] hx = 0x7ff00000 - hx [L41] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L72] COND TRUE !isinf_double(res) [L73] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 18 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 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=18occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 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 0.1.24-2e94e6a [2018-12-31 03:57:47,869 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 03:57:47,871 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 03:57:47,889 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 03:57:47,889 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 03:57:47,890 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 03:57:47,892 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 03:57:47,895 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 03:57:47,897 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 03:57:47,898 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 03:57:47,906 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 03:57:47,906 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 03:57:47,907 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 03:57:47,909 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 03:57:47,910 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 03:57:47,913 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 03:57:47,914 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 03:57:47,918 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 03:57:47,924 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 03:57:47,927 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 03:57:47,928 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 03:57:47,931 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 03:57:47,935 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 03:57:47,936 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 03:57:47,936 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 03:57:47,937 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 03:57:47,938 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 03:57:47,938 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 03:57:47,939 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 03:57:47,942 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 03:57:47,942 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 03:57:47,943 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 03:57:47,944 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 03:57:47,944 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 03:57:47,945 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 03:57:47,946 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 03:57:47,946 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-31 03:57:47,970 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 03:57:47,971 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 03:57:47,972 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 03:57:47,973 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 03:57:47,973 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 03:57:47,974 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 03:57:47,974 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 03:57:47,974 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 03:57:47,974 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 03:57:47,974 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 03:57:47,974 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 03:57:47,975 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 03:57:47,975 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-31 03:57:47,975 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-31 03:57:47,975 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 03:57:47,975 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 03:57:47,975 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 03:57:47,975 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 03:57:47,977 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 03:57:47,977 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 03:57:47,977 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 03:57:47,977 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 03:57:47,977 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 03:57:47,978 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 03:57:47,978 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 03:57:47,978 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 03:57:47,978 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-31 03:57:47,978 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 03:57:47,978 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-31 03:57:47,979 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-31 03:57:47,979 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer 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 -> 56df0817616f6c5016a1ac832f32db0c87e1c370 [2018-12-31 03:57:48,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 03:57:48,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 03:57:48,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 03:57:48,051 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 03:57:48,052 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 03:57:48,052 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/double_req_bl_1012b_true-unreach-call.c [2018-12-31 03:57:48,109 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08ea1574c/15c1216b9757402a9b2aa576a72328f6/FLAG428cb9cc1 [2018-12-31 03:57:48,568 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 03:57:48,569 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/double_req_bl_1012b_true-unreach-call.c [2018-12-31 03:57:48,575 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08ea1574c/15c1216b9757402a9b2aa576a72328f6/FLAG428cb9cc1 [2018-12-31 03:57:49,079 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08ea1574c/15c1216b9757402a9b2aa576a72328f6 [2018-12-31 03:57:49,083 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 03:57:49,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 03:57:49,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 03:57:49,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 03:57:49,093 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 03:57:49,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:57:49" (1/1) ... [2018-12-31 03:57:49,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@da98c75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:49, skipping insertion in model container [2018-12-31 03:57:49,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:57:49" (1/1) ... [2018-12-31 03:57:49,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 03:57:49,132 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 03:57:49,395 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 03:57:49,406 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 03:57:49,450 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 03:57:49,490 INFO L195 MainTranslator]: Completed translation [2018-12-31 03:57:49,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:49 WrapperNode [2018-12-31 03:57:49,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 03:57:49,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 03:57:49,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 03:57:49,492 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 03:57:49,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:49" (1/1) ... [2018-12-31 03:57:49,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:49" (1/1) ... [2018-12-31 03:57:49,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 03:57:49,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 03:57:49,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 03:57:49,544 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 03:57:49,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:49" (1/1) ... [2018-12-31 03:57:49,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:49" (1/1) ... [2018-12-31 03:57:49,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:49" (1/1) ... [2018-12-31 03:57:49,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:49" (1/1) ... [2018-12-31 03:57:49,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:49" (1/1) ... [2018-12-31 03:57:49,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:49" (1/1) ... [2018-12-31 03:57:49,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:49" (1/1) ... [2018-12-31 03:57:49,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 03:57:49,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 03:57:49,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 03:57:49,663 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 03:57:49,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-12-31 03:57:49,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-31 03:57:49,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-31 03:57:49,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 03:57:49,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-31 03:57:49,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 03:57:49,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 03:57:49,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-31 03:57:49,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 03:57:49,971 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 03:57:50,057 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 03:57:50,187 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 03:57:50,224 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 03:57:50,225 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-31 03:57:50,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:50 BoogieIcfgContainer [2018-12-31 03:57:50,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 03:57:50,227 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 03:57:50,227 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 03:57:50,230 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 03:57:50,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 03:57:49" (1/3) ... [2018-12-31 03:57:50,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12f29cfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 03:57:50, skipping insertion in model container [2018-12-31 03:57:50,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:49" (2/3) ... [2018-12-31 03:57:50,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12f29cfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 03:57:50, skipping insertion in model container [2018-12-31 03:57:50,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:50" (3/3) ... [2018-12-31 03:57:50,234 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1012b_true-unreach-call.c [2018-12-31 03:57:50,245 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 03:57:50,254 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 03:57:50,272 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 03:57:50,305 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 03:57:50,307 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 03:57:50,307 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 03:57:50,307 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 03:57:50,307 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 03:57:50,307 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 03:57:50,307 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 03:57:50,308 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 03:57:50,308 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 03:57:50,322 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2018-12-31 03:57:50,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-31 03:57:50,328 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:50,329 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:50,331 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:50,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:50,338 INFO L82 PathProgramCache]: Analyzing trace with hash -969083750, now seen corresponding path program 1 times [2018-12-31 03:57:50,342 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 03:57:50,343 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-12-31 03:57:50,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 03:57:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 03:57:50,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 03:57:50,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 03:57:50,423 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 03:57:50,435 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 03:57:50,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 03:57:50,439 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 03:57:50,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 03:57:50,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 03:57:50,454 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 2 states. [2018-12-31 03:57:50,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 03:57:50,472 INFO L93 Difference]: Finished difference Result 34 states and 46 transitions. [2018-12-31 03:57:50,472 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 03:57:50,473 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-12-31 03:57:50,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 03:57:50,483 INFO L225 Difference]: With dead ends: 34 [2018-12-31 03:57:50,483 INFO L226 Difference]: Without dead ends: 15 [2018-12-31 03:57:50,487 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 03:57:50,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2018-12-31 03:57:50,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2018-12-31 03:57:50,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-12-31 03:57:50,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 14 transitions. [2018-12-31 03:57:50,524 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 14 transitions. Word has length 11 [2018-12-31 03:57:50,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 03:57:50,524 INFO L480 AbstractCegarLoop]: Abstraction has 15 states and 14 transitions. [2018-12-31 03:57:50,524 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 03:57:50,525 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2018-12-31 03:57:50,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-31 03:57:50,525 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:50,525 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:50,526 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:50,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:50,526 INFO L82 PathProgramCache]: Analyzing trace with hash 657368916, now seen corresponding path program 1 times [2018-12-31 03:57:50,527 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 03:57:50,527 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-12-31 03:57:50,533 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 03:57:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 03:57:50,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 03:57:50,809 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 66 treesize of output 60 [2018-12-31 03:57:50,829 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 55 [2018-12-31 03:57:50,883 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2018-12-31 03:57:50,883 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 03:57:50,910 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 03:57:50,939 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 03:57:51,045 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. [2018-12-31 03:57:51,046 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:97, output treesize:58 [2018-12-31 03:57:51,455 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 03:57:51,469 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 03:57:51,472 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 48 treesize of output 56 [2018-12-31 03:57:51,741 WARN L181 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 23 [2018-12-31 03:57:51,750 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 03:57:51,751 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 03:57:51,753 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 44 [2018-12-31 03:57:51,755 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 03:57:51,801 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 35 treesize of output 27 [2018-12-31 03:57:51,845 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 03:57:51,846 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2018-12-31 03:57:51,847 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 03:57:51,890 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 03:57:51,902 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 03:57:51,951 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-12-31 03:57:51,952 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:111, output treesize:72 [2018-12-31 03:57:52,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 03:57:52,439 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 03:57:52,452 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 03:57:52,452 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-31 03:57:52,454 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-31 03:57:52,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-31 03:57:52,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-31 03:57:52,455 INFO L87 Difference]: Start difference. First operand 15 states and 14 transitions. Second operand 10 states. [2018-12-31 03:57:53,824 WARN L181 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2018-12-31 03:57:53,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 03:57:53,828 INFO L93 Difference]: Finished difference Result 15 states and 14 transitions. [2018-12-31 03:57:53,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-31 03:57:53,828 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 14 [2018-12-31 03:57:53,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 03:57:53,829 INFO L225 Difference]: With dead ends: 15 [2018-12-31 03:57:53,829 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 03:57:53,830 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2018-12-31 03:57:53,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 03:57:53,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 03:57:53,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 03:57:53,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 03:57:53,831 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2018-12-31 03:57:53,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 03:57:53,832 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 03:57:53,832 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-31 03:57:53,832 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 03:57:53,832 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 03:57:53,837 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 03:57:54,066 WARN L181 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-12-31 03:57:54,259 WARN L181 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-12-31 03:57:54,262 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 03:57:54,262 INFO L448 ceAbstractionStarter]: For program point L46-1(lines 46 50) no Hoare annotation was computed. [2018-12-31 03:57:54,262 INFO L451 ceAbstractionStarter]: At program point L77(lines 60 78) the Hoare annotation is: true [2018-12-31 03:57:54,263 INFO L444 ceAbstractionStarter]: At program point L46-2(lines 46 50) the Hoare annotation is: (= ULTIMATE.start_fabs_double_~x (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53))) [2018-12-31 03:57:54,263 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-31 03:57:54,263 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 73) no Hoare annotation was computed. [2018-12-31 03:57:54,263 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 03:57:54,263 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 32 37) no Hoare annotation was computed. [2018-12-31 03:57:54,264 INFO L444 ceAbstractionStarter]: At program point L32-2(lines 32 37) the Hoare annotation is: (and (exists ((|v_q#valueAsBitvector_4| (_ BitVec 64)) (|v_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_q#valueAsBitvector_5|) ((_ extract 62 52) |v_q#valueAsBitvector_5|) ((_ extract 51 0) |v_q#valueAsBitvector_5|)))) (and (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)) .cse0) (= (let ((.cse1 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_4|)) ((_ extract 31 0) |v_q#valueAsBitvector_5|)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))) ULTIMATE.start_isinf_double_~x) (= .cse0 (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|)))))) (exists ((|v_q#valueAsBitvector_4| (_ BitVec 64)) (|v_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse2 (fp ((_ extract 63 63) |v_q#valueAsBitvector_5|) ((_ extract 62 52) |v_q#valueAsBitvector_5|) ((_ extract 51 0) |v_q#valueAsBitvector_5|)))) (and (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)) .cse2) (= ULTIMATE.start_fabs_double_~x (let ((.cse3 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_4|)) ((_ extract 31 0) |v_q#valueAsBitvector_5|)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3)))) (= .cse2 (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|)))))) (exists ((|v_q#valueAsBitvector_4| (_ BitVec 64)) (|v_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse4 (fp ((_ extract 63 63) |v_q#valueAsBitvector_5|) ((_ extract 62 52) |v_q#valueAsBitvector_5|) ((_ extract 51 0) |v_q#valueAsBitvector_5|)))) (and (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)) .cse4) (= |ULTIMATE.start_fabs_double_#res| (let ((.cse5 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_4|)) ((_ extract 31 0) |v_q#valueAsBitvector_5|)))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5)))) (= .cse4 (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|))))))) [2018-12-31 03:57:54,264 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 03:57:54,264 INFO L448 ceAbstractionStarter]: For program point L32-3(lines 32 37) no Hoare annotation was computed. [2018-12-31 03:57:54,264 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 03:57:54,265 INFO L444 ceAbstractionStarter]: At program point L57(lines 44 58) the Hoare annotation is: (and (exists ((|v_q#valueAsBitvector_4| (_ BitVec 64)) (|v_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_q#valueAsBitvector_5|) ((_ extract 62 52) |v_q#valueAsBitvector_5|) ((_ extract 51 0) |v_q#valueAsBitvector_5|)))) (and (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)) .cse0) (= ULTIMATE.start_fabs_double_~x (let ((.cse1 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_4|)) ((_ extract 31 0) |v_q#valueAsBitvector_5|)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1)))) (= .cse0 (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|)))))) (exists ((|v_q#valueAsBitvector_4| (_ BitVec 64)) (|v_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse2 (fp ((_ extract 63 63) |v_q#valueAsBitvector_5|) ((_ extract 62 52) |v_q#valueAsBitvector_5|) ((_ extract 51 0) |v_q#valueAsBitvector_5|)))) (and (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)) .cse2) (= |ULTIMATE.start_fabs_double_#res| (let ((.cse3 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_4|)) ((_ extract 31 0) |v_q#valueAsBitvector_5|)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3)))) (= .cse2 (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|))))))) [2018-12-31 03:57:54,265 INFO L448 ceAbstractionStarter]: For program point L51(lines 51 56) no Hoare annotation was computed. [2018-12-31 03:57:54,265 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 44 58) no Hoare annotation was computed. [2018-12-31 03:57:54,265 INFO L448 ceAbstractionStarter]: For program point L51-2(lines 51 56) no Hoare annotation was computed. [2018-12-31 03:57:54,266 INFO L444 ceAbstractionStarter]: At program point L41(lines 30 42) the Hoare annotation is: (and (exists ((|v_q#valueAsBitvector_4| (_ BitVec 64)) (|v_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_q#valueAsBitvector_5|) ((_ extract 62 52) |v_q#valueAsBitvector_5|) ((_ extract 51 0) |v_q#valueAsBitvector_5|)))) (and (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)) .cse0) (= (let ((.cse1 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_4|)) ((_ extract 31 0) |v_q#valueAsBitvector_5|)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))) ULTIMATE.start_isinf_double_~x) (= .cse0 (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|)))))) (exists ((|v_q#valueAsBitvector_4| (_ BitVec 64)) (|v_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse2 (fp ((_ extract 63 63) |v_q#valueAsBitvector_5|) ((_ extract 62 52) |v_q#valueAsBitvector_5|) ((_ extract 51 0) |v_q#valueAsBitvector_5|)))) (and (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)) .cse2) (= ULTIMATE.start_fabs_double_~x (let ((.cse3 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_4|)) ((_ extract 31 0) |v_q#valueAsBitvector_5|)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3)))) (= .cse2 (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|)))))) (exists ((|v_q#valueAsBitvector_4| (_ BitVec 64)) (|v_q#valueAsBitvector_5| (_ BitVec 64)) (v_prenex_7 (_ BitVec 64))) (let ((.cse4 (fp ((_ extract 63 63) |v_q#valueAsBitvector_5|) ((_ extract 62 52) |v_q#valueAsBitvector_5|) ((_ extract 51 0) |v_q#valueAsBitvector_5|)))) (and (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)) .cse4) (= (let ((.cse5 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_4|)) ((_ extract 31 0) |v_q#valueAsBitvector_5|)))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5))) (fp ((_ extract 63 63) v_prenex_7) ((_ extract 62 52) v_prenex_7) ((_ extract 51 0) v_prenex_7))) (= (bvadd |ULTIMATE.start_isinf_double_#res| (_ bv4294967295 32)) (bvneg (bvlshr (let ((.cse6 (bvadd (bvneg (bvor (bvand (_ bv2147483647 32) ((_ extract 63 32) v_prenex_7)) (bvlshr (let ((.cse7 ((_ extract 31 0) v_prenex_7))) (bvor .cse7 (bvneg .cse7))) (_ bv31 32)))) (_ bv2146435072 32)))) (bvor .cse6 (bvneg .cse6))) (_ bv31 32)))) (= .cse4 (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|)))))) (exists ((|v_q#valueAsBitvector_4| (_ BitVec 64)) (|v_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse8 (fp ((_ extract 63 63) |v_q#valueAsBitvector_5|) ((_ extract 62 52) |v_q#valueAsBitvector_5|) ((_ extract 51 0) |v_q#valueAsBitvector_5|)))) (and (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)) .cse8) (= |ULTIMATE.start_fabs_double_#res| (let ((.cse9 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_4|)) ((_ extract 31 0) |v_q#valueAsBitvector_5|)))) (fp ((_ extract 63 63) .cse9) ((_ extract 62 52) .cse9) ((_ extract 51 0) .cse9)))) (= .cse8 (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|))))))) [2018-12-31 03:57:54,266 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 75) no Hoare annotation was computed. [2018-12-31 03:57:54,274 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:57:54,275 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:57:54,279 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:57:54,279 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:57:54,282 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:446) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:135) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:105) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportResult(TraceAbstractionStarter.java:560) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:257) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:214) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-31 03:57:54,284 INFO L168 Benchmark]: Toolchain (without parser) took 5200.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 951.3 MB in the beginning and 976.5 MB in the end (delta: -25.1 MB). Peak memory consumption was 110.1 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:54,286 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 03:57:54,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.59 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 MB in the beginning and 940.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:54,287 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.62 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 935.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:54,288 INFO L168 Benchmark]: Boogie Preprocessor took 118.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 935.2 MB in the beginning and 1.1 GB in the end (delta: -188.9 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:54,292 INFO L168 Benchmark]: RCFGBuilder took 563.27 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: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:54,293 INFO L168 Benchmark]: TraceAbstraction took 4056.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.5 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:54,300 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 403.59 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 MB in the beginning and 940.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.62 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 935.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 118.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 935.2 MB in the beginning and 1.1 GB in the end (delta: -188.9 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 563.27 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: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4056.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.5 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~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: 73]: 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: 46]: Loop Invariant [2018-12-31 03:57:54,309 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:57:54,310 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:57:54,310 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:57:54,310 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 1 - ExceptionOrErrorResult: UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias: de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...