/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0981_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 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 ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0981_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 71e4f1801ba3411ad4ae97f6f7ad3a4e544f01e4 ................................................................................................................................................................................................................................................................................................................................................ 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 ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0981_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 71e4f1801ba3411ad4ae97f6f7ad3a4e544f01e4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 15:01:03,836 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:01:03,838 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:01:03,851 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:01:03,852 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:01:03,853 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:01:03,854 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:01:03,856 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:01:03,858 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:01:03,859 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:01:03,860 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:01:03,860 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:01:03,861 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:01:03,862 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:01:03,863 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:01:03,864 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:01:03,865 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:01:03,866 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:01:03,868 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:01:03,870 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:01:03,871 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:01:03,873 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:01:03,875 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:01:03,876 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:01:03,876 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:01:03,877 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:01:03,880 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:01:03,881 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:01:03,882 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:01:03,886 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:01:03,887 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:01:03,887 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:01:03,888 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:01:03,888 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:01:03,891 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:01:03,892 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:01:03,892 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 15:01:03,927 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:01:03,928 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:01:03,929 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:01:03,930 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:01:03,930 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:01:03,932 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:01:03,932 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:01:03,933 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:01:03,933 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:01:03,933 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 15:01:03,933 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:01:03,935 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:01:03,935 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:01:03,935 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:01:03,935 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:01:03,936 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:01:03,936 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:01:03,936 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:01:03,937 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:01:03,937 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:01:03,937 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:01:03,937 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:01:03,937 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:01:03,937 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:01:03,938 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:01:03,938 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:01:03,938 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 15:01:03,938 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:01:03,941 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 15:01:03,942 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 -> 71e4f1801ba3411ad4ae97f6f7ad3a4e544f01e4 [2018-09-20 15:01:04,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:01:04,048 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:01:04,053 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:01:04,055 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:01:04,056 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:01:04,057 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0981_true-unreach-call.c [2018-09-20 15:01:04,411 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b04b9316/5cff63429e1147a290dff27151ee6dab/FLAGdb9b4b2f1 [2018-09-20 15:01:04,613 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:01:04,613 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0981_true-unreach-call.c [2018-09-20 15:01:04,622 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b04b9316/5cff63429e1147a290dff27151ee6dab/FLAGdb9b4b2f1 [2018-09-20 15:01:04,642 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b04b9316/5cff63429e1147a290dff27151ee6dab [2018-09-20 15:01:04,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:01:04,650 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:01:04,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:01:04,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:01:04,659 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:01:04,660 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:01:04" (1/1) ... [2018-09-20 15:01:04,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ef386c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:04, skipping insertion in model container [2018-09-20 15:01:04,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:01:04" (1/1) ... [2018-09-20 15:01:04,676 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:01:04,964 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:01:04,980 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:01:05,024 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:01:05,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:05 WrapperNode [2018-09-20 15:01:05,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:01:05,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:01:05,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:01:05,076 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:01:05,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:05" (1/1) ... [2018-09-20 15:01:05,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:05" (1/1) ... [2018-09-20 15:01:05,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:05" (1/1) ... [2018-09-20 15:01:05,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:05" (1/1) ... [2018-09-20 15:01:05,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:05" (1/1) ... [2018-09-20 15:01:05,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:05" (1/1) ... [2018-09-20 15:01:05,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:05" (1/1) ... [2018-09-20 15:01:05,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:01:05,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:01:05,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:01:05,162 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:01:05,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:05" (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 [2018-09-20 15:01:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:01:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:01:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2018-09-20 15:01:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10 [2018-09-20 15:01:05,319 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-09-20 15:01:05,319 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:01:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:01:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 15:01:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2018-09-20 15:01:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:01:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 15:01:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 15:01:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:01:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 15:01:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 15:01:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10 [2018-09-20 15:01:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-09-20 15:01:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:01:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:01:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:01:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 15:01:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 15:01:06,382 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:01:06,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:01:06 BoogieIcfgContainer [2018-09-20 15:01:06,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:01:06,384 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:01:06,384 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:01:06,387 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:01:06,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:01:04" (1/3) ... [2018-09-20 15:01:06,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@631f1281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:01:06, skipping insertion in model container [2018-09-20 15:01:06,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:05" (2/3) ... [2018-09-20 15:01:06,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@631f1281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:01:06, skipping insertion in model container [2018-09-20 15:01:06,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:01:06" (3/3) ... [2018-09-20 15:01:06,391 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0981_true-unreach-call.c [2018-09-20 15:01:06,400 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:01:06,409 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:01:06,462 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:01:06,463 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:01:06,463 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:01:06,463 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:01:06,464 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:01:06,464 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:01:06,465 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:01:06,465 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:01:06,465 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:01:06,490 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states. [2018-09-20 15:01:06,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-20 15:01:06,509 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:01:06,510 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:01:06,518 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:01:06,524 INFO L82 PathProgramCache]: Analyzing trace with hash 435969039, now seen corresponding path program 1 times [2018-09-20 15:01:06,526 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:01:06,527 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:01:06,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:01:06,572 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:01:06,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:01:06,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:01:06,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:01:06,724 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:01:06,724 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:01:06,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:01:06,745 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:01:06,746 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:01:06,749 INFO L87 Difference]: Start difference. First operand 133 states. Second operand 2 states. [2018-09-20 15:01:06,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:01:06,792 INFO L93 Difference]: Finished difference Result 258 states and 318 transitions. [2018-09-20 15:01:06,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:01:06,793 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 24 [2018-09-20 15:01:06,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:01:06,807 INFO L225 Difference]: With dead ends: 258 [2018-09-20 15:01:06,807 INFO L226 Difference]: Without dead ends: 129 [2018-09-20 15:01:06,813 INFO L606 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 [2018-09-20 15:01:06,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-09-20 15:01:06,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2018-09-20 15:01:06,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2018-09-20 15:01:06,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 143 transitions. [2018-09-20 15:01:06,876 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 143 transitions. Word has length 24 [2018-09-20 15:01:06,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:01:06,877 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 143 transitions. [2018-09-20 15:01:06,877 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:01:06,877 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 143 transitions. [2018-09-20 15:01:06,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-20 15:01:06,880 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:01:06,880 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:01:06,881 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:01:06,881 INFO L82 PathProgramCache]: Analyzing trace with hash -1381142620, now seen corresponding path program 1 times [2018-09-20 15:01:06,881 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:01:06,882 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:01:06,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:01:06,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:01:06,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:01:07,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:01:07,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:01:07,170 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 15:01:07,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:01:07 BoogieIcfgContainer [2018-09-20 15:01:07,293 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:01:07,294 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:01:07,294 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:01:07,294 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:01:07,296 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:01:06" (3/4) ... [2018-09-20 15:01:07,302 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 15:01:07,303 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:01:07,304 INFO L168 Benchmark]: Toolchain (without parser) took 2656.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -103.4 MB). Peak memory consumption was 40.8 MB. Max. memory is 11.5 GB. [2018-09-20 15:01:07,308 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:01:07,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 424.07 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 15:01:07,311 INFO L168 Benchmark]: Boogie Preprocessor took 85.17 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:01:07,312 INFO L168 Benchmark]: RCFGBuilder took 1222.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -160.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2018-09-20 15:01:07,315 INFO L168 Benchmark]: TraceAbstraction took 909.28 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: 41.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 11.5 GB. [2018-09-20 15:01:07,316 INFO L168 Benchmark]: Witness Printer took 8.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:01:07,322 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 424.07 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 85.17 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1222.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -160.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 909.28 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: 41.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 11.5 GB. * Witness Printer took 8.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 186]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 168, overapproximation of someBinaryArithmeticDOUBLEoperation at line 143, overapproximation of bitwiseAnd at line 167. Possible FailurePath: [L15-L24] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L26] static const double zero = 0.0; [L109-L112] static const double two54_log10 = 1.80143985094819840000e+16, ivln10_log10 = 4.34294481903251816668e-01, log10_2hi_log10 = 3.01029995663611771306e-01, log10_2lo_log10 = 3.69423907715893078616e-13; [L114] static const double zero_log10 = 0.0; VAL [\old(ivln10_log10)=6442450953, \old(Lg1_log)=6442450950, \old(Lg2_log)=6442450951, \old(Lg3_log)=6442450952, \old(Lg4_log)=6442450956, \old(Lg5_log)=6442450958, \old(Lg6_log)=6442450965, \old(Lg7_log)=6442450962, \old(ln2_hi_log)=6442450945, \old(ln2_lo_log)=6442450946, \old(log10_2hi_log10)=6442450947, \old(log10_2lo_log10)=6442450964, \old(two54_log)=6442450966, \old(two54_log10)=6442450948, \old(zero)=6442450969, \old(zero_log10)=6442450959, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L181] double x = 1.0 / 0.0; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L182] CALL, EXPR __ieee754_log10(x) VAL [\old(x)=6442450963, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L117] double y, z; [L118] __int32_t i, k, hx; [L119] __uint32_t lx; VAL [\old(x)=6442450963, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] [L122] FCALL ieee_double_shape_type ew_u; VAL [\old(x)=6442450963, ew_u={6442450967:0}, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] [L123] FCALL ew_u.value = (x) VAL [\old(x)=6442450963, ew_u={6442450967:0}, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] [L124] EXPR, FCALL ew_u.parts.msw VAL [\old(x)=6442450963, ew_u={6442450967:0}, ew_u.parts.msw=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] [L124] (hx) = ew_u.parts.msw VAL [\old(x)=6442450963, ew_u={6442450967:0}, ew_u.parts.msw=2147483646, hx=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] [L124] FCALL (hx) = ew_u.parts.msw VAL [(hx) = ew_u.parts.msw=6442450968, \old(x)=6442450963, ew_u={6442450967:0}, ew_u.parts.msw=2147483646, hx=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] [L125] EXPR, FCALL ew_u.parts.lsw VAL [\old(x)=6442450963, ew_u={6442450967:0}, ew_u.parts.lsw=6442450944, hx=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] [L125] (lx) = ew_u.parts.lsw VAL [\old(x)=6442450963, ew_u={6442450967:0}, ew_u.parts.lsw=6442450944, hx=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2147483648, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] [L125] FCALL (lx) = ew_u.parts.lsw VAL [(lx) = ew_u.parts.lsw=6442450949, \old(x)=6442450963, ew_u={6442450967:0}, ew_u.parts.lsw=6442450944, hx=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2147483648, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] [L126] COND FALSE !(0) VAL [\old(x)=6442450963, hx=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2147483648, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] [L128] k = 0 VAL [\old(x)=6442450963, hx=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2147483648, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] [L129] COND FALSE !(hx < 0x00100000) VAL [\old(x)=6442450963, hx=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2147483648, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] [L142] COND TRUE hx >= 0x7ff00000 [L143] RET return x + x; VAL [\old(x)=6442450963, hx=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2147483648, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] [L182] EXPR __ieee754_log10(x) VAL [__ieee754_log10(x)=6442450957, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] [L182] double res = __ieee754_log10(x); [L185] CALL, EXPR isinf_double(res) VAL [\old(x)=6442450957, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L160] __int32_t hx, lx; VAL [\old(x)=6442450957, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450957, zero=0, zero_log10=0] [L162] FCALL ieee_double_shape_type ew_u; VAL [\old(x)=6442450957, ew_u={6442450967:0}, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450957, zero=0, zero_log10=0] [L163] FCALL ew_u.value = (x) VAL [\old(x)=6442450957, ew_u={6442450967:0}, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450957, zero=0, zero_log10=0] [L164] EXPR, FCALL ew_u.parts.msw VAL [\old(x)=6442450957, ew_u={6442450967:0}, ew_u.parts.msw=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450957, zero=0, zero_log10=0] [L164] (hx) = ew_u.parts.msw VAL [\old(x)=6442450957, ew_u={6442450967:0}, ew_u.parts.msw=2147483646, hx=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450957, zero=0, zero_log10=0] [L164] FCALL (hx) = ew_u.parts.msw VAL [(hx) = ew_u.parts.msw=6442450961, \old(x)=6442450957, ew_u={6442450967:0}, ew_u.parts.msw=2147483646, hx=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450957, zero=0, zero_log10=0] [L165] EXPR, FCALL ew_u.parts.lsw VAL [\old(x)=6442450957, ew_u={6442450967:0}, ew_u.parts.lsw=6442450944, hx=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450957, zero=0, zero_log10=0] [L165] (lx) = ew_u.parts.lsw VAL [\old(x)=6442450957, ew_u={6442450967:0}, ew_u.parts.lsw=6442450944, hx=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=-2147483648, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450957, zero=0, zero_log10=0] [L165] FCALL (lx) = ew_u.parts.lsw VAL [(lx) = ew_u.parts.lsw=6442450955, \old(x)=6442450957, ew_u={6442450967:0}, ew_u.parts.lsw=6442450944, hx=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=-2147483648, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450957, zero=0, zero_log10=0] [L166] COND FALSE !(0) VAL [\old(x)=6442450957, hx=2147483646, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=-2147483648, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450957, zero=0, zero_log10=0] [L167] hx &= 0x7fffffff [L168] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L169] hx = 0x7ff00000 - hx [L170] RET return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [\old(x)=6442450957, \result=0, hx=2146435073, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=-2147483648, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450957, zero=0, zero_log10=0] [L185] EXPR isinf_double(res) VAL [isinf_double(res)=0, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, res=6442450957, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] [L185] COND TRUE !isinf_double(res) [L186] __VERIFIER_error() VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, res=6442450957, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450963, zero=0, zero_log10=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 133 locations, 1 error locations. UNSAFE Result, 0.8s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 147 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=133occurred 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, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 529 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 15:01:09,843 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:01:09,845 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:01:09,863 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:01:09,864 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:01:09,865 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:01:09,867 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:01:09,869 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:01:09,870 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:01:09,871 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:01:09,872 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:01:09,872 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:01:09,873 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:01:09,874 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:01:09,884 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:01:09,884 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:01:09,885 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:01:09,886 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:01:09,888 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:01:09,889 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:01:09,891 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:01:09,892 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:01:09,894 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:01:09,894 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:01:09,894 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:01:09,895 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:01:09,896 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:01:09,897 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:01:09,898 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:01:09,899 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:01:09,899 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:01:09,900 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:01:09,900 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:01:09,900 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:01:09,901 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:01:09,902 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:01:09,902 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 15:01:09,922 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:01:09,923 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:01:09,924 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:01:09,924 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:01:09,925 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:01:09,925 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:01:09,925 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:01:09,925 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:01:09,925 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:01:09,925 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:01:09,926 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:01:09,926 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:01:09,926 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:01:09,926 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:01:09,926 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 15:01:09,927 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 15:01:09,927 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:01:09,927 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:01:09,927 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:01:09,927 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:01:09,928 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:01:09,928 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:01:09,928 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:01:09,928 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:01:09,928 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:01:09,928 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:01:09,929 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:01:09,929 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 15:01:09,929 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:01:09,929 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 15:01:09,929 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 15:01:09,929 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 -> 71e4f1801ba3411ad4ae97f6f7ad3a4e544f01e4 [2018-09-20 15:01:10,002 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:01:10,020 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:01:10,026 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:01:10,028 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:01:10,028 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:01:10,029 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0981_true-unreach-call.c [2018-09-20 15:01:10,386 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b22fc836a/04acc3980306418a86072ecb3bb8472a/FLAG4434c057e [2018-09-20 15:01:10,590 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:01:10,591 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0981_true-unreach-call.c [2018-09-20 15:01:10,605 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b22fc836a/04acc3980306418a86072ecb3bb8472a/FLAG4434c057e [2018-09-20 15:01:10,623 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b22fc836a/04acc3980306418a86072ecb3bb8472a [2018-09-20 15:01:10,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:01:10,630 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:01:10,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:01:10,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:01:10,639 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:01:10,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:01:10" (1/1) ... [2018-09-20 15:01:10,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c289bbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:10, skipping insertion in model container [2018-09-20 15:01:10,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:01:10" (1/1) ... [2018-09-20 15:01:10,657 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:01:10,973 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:01:10,993 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:01:11,041 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:01:11,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:11 WrapperNode [2018-09-20 15:01:11,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:01:11,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:01:11,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:01:11,109 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:01:11,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:11" (1/1) ... [2018-09-20 15:01:11,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:11" (1/1) ... [2018-09-20 15:01:11,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:11" (1/1) ... [2018-09-20 15:01:11,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:11" (1/1) ... [2018-09-20 15:01:11,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:11" (1/1) ... [2018-09-20 15:01:11,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:11" (1/1) ... [2018-09-20 15:01:11,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:11" (1/1) ... [2018-09-20 15:01:11,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:01:11,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:01:11,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:01:11,204 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:01:11,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:11" (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 [2018-09-20 15:01:11,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:01:11,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:01:11,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2018-09-20 15:01:11,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10 [2018-09-20 15:01:11,363 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-09-20 15:01:11,364 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:01:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:01:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 15:01:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2018-09-20 15:01:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:01:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-20 15:01:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 15:01:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:01:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 15:01:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-20 15:01:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10 [2018-09-20 15:01:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-09-20 15:01:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:01:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:01:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:01:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-20 15:01:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 15:01:11,671 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:11,704 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:11,747 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:16,522 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:16,536 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:16,902 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:22,489 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:22,525 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:22,625 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:40,831 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:40,842 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:40,856 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:43,259 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:43,287 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:43,296 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:43,343 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:01:43,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:01:43 BoogieIcfgContainer [2018-09-20 15:01:43,343 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:01:43,346 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:01:43,346 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:01:43,350 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:01:43,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:01:10" (1/3) ... [2018-09-20 15:01:43,352 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60b85f7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:01:43, skipping insertion in model container [2018-09-20 15:01:43,352 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:11" (2/3) ... [2018-09-20 15:01:43,353 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60b85f7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:01:43, skipping insertion in model container [2018-09-20 15:01:43,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:01:43" (3/3) ... [2018-09-20 15:01:43,355 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0981_true-unreach-call.c [2018-09-20 15:01:43,366 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:01:43,374 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:01:43,421 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:01:43,422 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:01:43,422 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:01:43,422 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:01:43,423 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:01:43,423 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:01:43,423 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:01:43,423 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:01:43,423 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:01:43,448 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states. [2018-09-20 15:01:43,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-20 15:01:43,457 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:01:43,459 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:01:43,462 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:01:43,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1720639717, now seen corresponding path program 1 times [2018-09-20 15:01:43,473 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:01:43,474 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 [2018-09-20 15:01:43,486 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:01:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:01:43,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:01:43,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:01:43,716 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:01:43,738 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:01:43,738 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:01:43,744 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:01:43,760 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:01:43,761 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:01:43,765 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 2 states. [2018-09-20 15:01:43,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:01:43,814 INFO L93 Difference]: Finished difference Result 256 states and 316 transitions. [2018-09-20 15:01:43,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:01:43,817 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-09-20 15:01:43,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:01:43,833 INFO L225 Difference]: With dead ends: 256 [2018-09-20 15:01:43,834 INFO L226 Difference]: Without dead ends: 128 [2018-09-20 15:01:43,839 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:01:43,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-09-20 15:01:43,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2018-09-20 15:01:43,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-09-20 15:01:43,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 142 transitions. [2018-09-20 15:01:43,898 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 142 transitions. Word has length 23 [2018-09-20 15:01:43,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:01:43,899 INFO L480 AbstractCegarLoop]: Abstraction has 128 states and 142 transitions. [2018-09-20 15:01:43,899 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:01:43,899 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 142 transitions. [2018-09-20 15:01:43,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-20 15:01:43,903 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:01:43,903 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:01:43,903 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:01:43,904 INFO L82 PathProgramCache]: Analyzing trace with hash 1808847980, now seen corresponding path program 1 times [2018-09-20 15:01:43,905 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:01:43,905 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) [2018-09-20 15:01:43,915 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-09-20 15:01:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:01:44,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:01:45,028 WARN L178 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2018-09-20 15:01:45,758 INFO L682 Elim1Store]: detected equality via solver [2018-09-20 15:01:45,761 INFO L682 Elim1Store]: detected equality via solver [2018-09-20 15:01:45,767 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2018-09-20 15:01:45,779 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 15:01:45,799 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2018-09-20 15:01:45,800 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:01:45,870 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:01:45,978 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 15:01:45,979 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:28 [2018-09-20 15:01:47,234 INFO L682 Elim1Store]: detected equality via solver [2018-09-20 15:01:47,235 INFO L682 Elim1Store]: detected equality via solver [2018-09-20 15:01:47,236 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 56 [2018-09-20 15:01:47,277 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 15:01:47,351 INFO L303 Elim1Store]: Index analysis took 110 ms [2018-09-20 15:01:47,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 52 [2018-09-20 15:01:47,353 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:01:47,391 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:01:47,479 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-09-20 15:01:47,480 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:63, output treesize:55 [2018-09-20 15:01:47,862 INFO L477 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 [2018-09-20 15:01:47,869 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 15:01:47,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2018-09-20 15:01:47,877 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:01:47,888 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:01:47,905 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 15:01:47,906 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:44, output treesize:18 [2018-09-20 15:01:49,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:01:49,364 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:01:49,379 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:01:49,380 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2018-09-20 15:01:49,383 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-09-20 15:01:49,383 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-09-20 15:01:49,384 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2018-09-20 15:01:49,385 INFO L87 Difference]: Start difference. First operand 128 states and 142 transitions. Second operand 15 states. [2018-09-20 15:01:51,618 WARN L178 SmtUtils]: Spent 779.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-09-20 15:02:05,694 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-09-20 15:02:12,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:02:12,483 INFO L93 Difference]: Finished difference Result 144 states and 159 transitions. [2018-09-20 15:02:12,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-09-20 15:02:12,485 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 49 [2018-09-20 15:02:12,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:02:12,491 INFO L225 Difference]: With dead ends: 144 [2018-09-20 15:02:12,491 INFO L226 Difference]: Without dead ends: 137 [2018-09-20 15:02:12,493 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 34 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=109, Invalid=647, Unknown=0, NotChecked=0, Total=756 [2018-09-20 15:02:12,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-09-20 15:02:12,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 129. [2018-09-20 15:02:12,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2018-09-20 15:02:12,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 143 transitions. [2018-09-20 15:02:12,524 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 143 transitions. Word has length 49 [2018-09-20 15:02:12,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:02:12,524 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 143 transitions. [2018-09-20 15:02:12,524 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-09-20 15:02:12,525 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 143 transitions. [2018-09-20 15:02:12,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-20 15:02:12,527 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:02:12,528 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:02:12,529 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:02:12,529 INFO L82 PathProgramCache]: Analyzing trace with hash -1401543797, now seen corresponding path program 1 times [2018-09-20 15:02:12,530 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:02:12,530 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-20 15:02:12,535 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:02:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:02:13,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:02:13,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 14 treesize of output 11 [2018-09-20 15:02:13,573 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-20 15:02:13,573 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:02:13,581 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:02:13,600 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 15:02:13,600 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 15:02:13,641 INFO L477 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 20 treesize of output 16 [2018-09-20 15:02:13,646 INFO L477 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 16 treesize of output 4 [2018-09-20 15:02:13,647 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:02:13,651 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:02:13,664 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 15:02:13,665 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 15:02:13,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:02:13,856 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:02:13,882 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:02:13,882 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-20 15:02:13,883 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-20 15:02:13,883 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-20 15:02:13,883 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-20 15:02:13,884 INFO L87 Difference]: Start difference. First operand 129 states and 143 transitions. Second operand 8 states. [2018-09-20 15:02:14,322 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-09-20 15:02:27,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:02:27,826 INFO L93 Difference]: Finished difference Result 170 states and 184 transitions. [2018-09-20 15:02:27,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 15:02:27,828 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 49 [2018-09-20 15:02:27,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:02:27,831 INFO L225 Difference]: With dead ends: 170 [2018-09-20 15:02:27,831 INFO L226 Difference]: Without dead ends: 116 [2018-09-20 15:02:27,833 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2018-09-20 15:02:27,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-09-20 15:02:27,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2018-09-20 15:02:27,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2018-09-20 15:02:27,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 126 transitions. [2018-09-20 15:02:27,844 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 126 transitions. Word has length 49 [2018-09-20 15:02:27,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:02:27,844 INFO L480 AbstractCegarLoop]: Abstraction has 116 states and 126 transitions. [2018-09-20 15:02:27,845 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-20 15:02:27,845 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 126 transitions. [2018-09-20 15:02:27,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-20 15:02:27,849 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:02:27,849 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:02:27,849 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:02:27,849 INFO L82 PathProgramCache]: Analyzing trace with hash -263062033, now seen corresponding path program 1 times [2018-09-20 15:02:27,850 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:02:27,850 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-09-20 15:02:27,856 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:02:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:02:28,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:02:29,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 14 treesize of output 11 [2018-09-20 15:02:29,065 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-20 15:02:29,065 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:02:29,073 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:02:29,093 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 15:02:29,093 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 15:02:29,140 INFO L477 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 20 treesize of output 16 [2018-09-20 15:02:29,146 INFO L477 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 16 treesize of output 4 [2018-09-20 15:02:29,146 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:02:29,150 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:02:29,162 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 15:02:29,162 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 15:02:29,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:02:29,398 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:02:29,435 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:02:29,436 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-20 15:02:29,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-20 15:02:29,436 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-20 15:02:29,437 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-20 15:02:29,437 INFO L87 Difference]: Start difference. First operand 116 states and 126 transitions. Second operand 8 states. [2018-09-20 15:02:30,018 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-09-20 15:02:31,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:02:31,246 INFO L93 Difference]: Finished difference Result 116 states and 126 transitions. [2018-09-20 15:02:31,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-20 15:02:31,247 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 83 [2018-09-20 15:02:31,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:02:31,248 INFO L225 Difference]: With dead ends: 116 [2018-09-20 15:02:31,249 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 15:02:31,250 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2018-09-20 15:02:31,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 15:02:31,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 15:02:31,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 15:02:31,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 15:02:31,252 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 83 [2018-09-20 15:02:31,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:02:31,252 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 15:02:31,252 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-20 15:02:31,252 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 15:02:31,253 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 15:02:31,259 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 15:02:31,486 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-09-20 15:02:31,757 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:02:31,757 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:02:31,757 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:02:31,758 INFO L426 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2018-09-20 15:02:31,758 INFO L426 ceAbstractionStarter]: For program point L122-1(line 122) no Hoare annotation was computed. [2018-09-20 15:02:31,758 INFO L426 ceAbstractionStarter]: For program point L122-2(line 122) no Hoare annotation was computed. [2018-09-20 15:02:31,758 INFO L426 ceAbstractionStarter]: For program point L122-3(line 122) no Hoare annotation was computed. [2018-09-20 15:02:31,758 INFO L426 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-09-20 15:02:31,758 INFO L426 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-09-20 15:02:31,758 INFO L426 ceAbstractionStarter]: For program point L139-1(line 139) no Hoare annotation was computed. [2018-09-20 15:02:31,758 INFO L426 ceAbstractionStarter]: For program point L139-2(line 139) no Hoare annotation was computed. [2018-09-20 15:02:31,758 INFO L426 ceAbstractionStarter]: For program point __ieee754_log10EXIT(lines 116 156) no Hoare annotation was computed. [2018-09-20 15:02:31,759 INFO L426 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-09-20 15:02:31,759 INFO L426 ceAbstractionStarter]: For program point L152(line 152) no Hoare annotation was computed. [2018-09-20 15:02:31,759 INFO L426 ceAbstractionStarter]: For program point L152-1(line 152) no Hoare annotation was computed. [2018-09-20 15:02:31,759 INFO L426 ceAbstractionStarter]: For program point L152-2(line 152) no Hoare annotation was computed. [2018-09-20 15:02:31,759 INFO L426 ceAbstractionStarter]: For program point L152-3(line 152) no Hoare annotation was computed. [2018-09-20 15:02:31,759 INFO L426 ceAbstractionStarter]: For program point L148-1(lines 148 153) no Hoare annotation was computed. [2018-09-20 15:02:31,759 INFO L422 ceAbstractionStarter]: At program point L148-3(lines 148 153) the Hoare annotation is: (or (and (= __ieee754_log10_~x |__ieee754_log10_#in~x|) (exists ((|v_q#valueAsBitvector_19| (_ BitVec 64))) (and (= |__ieee754_log10_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_19|) ((_ extract 62 52) |v_q#valueAsBitvector_19|) ((_ extract 51 0) |v_q#valueAsBitvector_19|))) (not (bvsge ((_ extract 63 32) |v_q#valueAsBitvector_19|) (_ bv2146435072 32)))))) (exists ((|v_q#valueAsBitvector_18| (_ BitVec 64))) (and (bvslt ((_ extract 63 32) |v_q#valueAsBitvector_18|) (_ bv1048576 32)) (= |__ieee754_log10_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_18|) ((_ extract 62 52) |v_q#valueAsBitvector_18|) ((_ extract 51 0) |v_q#valueAsBitvector_18|)))))) [2018-09-20 15:02:31,760 INFO L422 ceAbstractionStarter]: At program point L148-4(lines 148 153) the Hoare annotation is: (exists ((|v_q#valueAsBitvector_19| (_ BitVec 64))) (and (= |__ieee754_log10_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_19|) ((_ extract 62 52) |v_q#valueAsBitvector_19|) ((_ extract 51 0) |v_q#valueAsBitvector_19|))) (not (bvsge ((_ extract 63 32) |v_q#valueAsBitvector_19|) (_ bv2146435072 32))))) [2018-09-20 15:02:31,760 INFO L426 ceAbstractionStarter]: For program point L136-1(lines 136 140) no Hoare annotation was computed. [2018-09-20 15:02:31,760 INFO L422 ceAbstractionStarter]: At program point L136-3(lines 136 140) the Hoare annotation is: (and (exists ((|v_q#valueAsBitvector_18| (_ BitVec 64))) (and (= |__ieee754_log10_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_18|) ((_ extract 62 52) |v_q#valueAsBitvector_18|) ((_ extract 51 0) |v_q#valueAsBitvector_18|))) (= __ieee754_log10_~hx~1 ((_ extract 63 32) |v_q#valueAsBitvector_18|)))) (exists ((|v_q#valueAsBitvector_18| (_ BitVec 64))) (and (bvslt ((_ extract 63 32) |v_q#valueAsBitvector_18|) (_ bv1048576 32)) (= |__ieee754_log10_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_18|) ((_ extract 62 52) |v_q#valueAsBitvector_18|) ((_ extract 51 0) |v_q#valueAsBitvector_18|)))))) [2018-09-20 15:02:31,760 INFO L426 ceAbstractionStarter]: For program point L132(lines 132 133) no Hoare annotation was computed. [2018-09-20 15:02:31,760 INFO L426 ceAbstractionStarter]: For program point __ieee754_log10FINAL(lines 116 156) no Hoare annotation was computed. [2018-09-20 15:02:31,760 INFO L426 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-09-20 15:02:31,760 INFO L426 ceAbstractionStarter]: For program point L124-1(line 124) no Hoare annotation was computed. [2018-09-20 15:02:31,760 INFO L426 ceAbstractionStarter]: For program point L124-2(line 124) no Hoare annotation was computed. [2018-09-20 15:02:31,761 INFO L426 ceAbstractionStarter]: For program point L149(line 149) no Hoare annotation was computed. [2018-09-20 15:02:31,761 INFO L426 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2018-09-20 15:02:31,761 INFO L426 ceAbstractionStarter]: For program point L149-2(line 149) no Hoare annotation was computed. [2018-09-20 15:02:31,761 INFO L426 ceAbstractionStarter]: For program point L149-3(line 149) no Hoare annotation was computed. [2018-09-20 15:02:31,761 INFO L426 ceAbstractionStarter]: For program point L137(line 137) no Hoare annotation was computed. [2018-09-20 15:02:31,761 INFO L426 ceAbstractionStarter]: For program point L137-1(line 137) no Hoare annotation was computed. [2018-09-20 15:02:31,761 INFO L429 ceAbstractionStarter]: At program point __ieee754_log10ENTRY(lines 116 156) the Hoare annotation is: true [2018-09-20 15:02:31,761 INFO L426 ceAbstractionStarter]: For program point L137-2(line 137) no Hoare annotation was computed. [2018-09-20 15:02:31,761 INFO L426 ceAbstractionStarter]: For program point L137-3(line 137) no Hoare annotation was computed. [2018-09-20 15:02:31,761 INFO L426 ceAbstractionStarter]: For program point L129(lines 129 141) no Hoare annotation was computed. [2018-09-20 15:02:31,762 INFO L426 ceAbstractionStarter]: For program point L129-1(lines 116 156) no Hoare annotation was computed. [2018-09-20 15:02:31,762 INFO L426 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-09-20 15:02:31,762 INFO L426 ceAbstractionStarter]: For program point L125-1(line 125) no Hoare annotation was computed. [2018-09-20 15:02:31,762 INFO L426 ceAbstractionStarter]: For program point L125-2(line 125) no Hoare annotation was computed. [2018-09-20 15:02:31,762 INFO L426 ceAbstractionStarter]: For program point L125-3(line 125) no Hoare annotation was computed. [2018-09-20 15:02:31,762 INFO L426 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-09-20 15:02:31,762 INFO L426 ceAbstractionStarter]: For program point L121-1(lines 121 126) no Hoare annotation was computed. [2018-09-20 15:02:31,762 INFO L422 ceAbstractionStarter]: At program point L121-3(lines 121 126) the Hoare annotation is: (= __ieee754_log10_~x |__ieee754_log10_#in~x|) [2018-09-20 15:02:31,763 INFO L426 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-09-20 15:02:31,763 INFO L426 ceAbstractionStarter]: For program point L121-4(lines 121 126) no Hoare annotation was computed. [2018-09-20 15:02:31,763 INFO L426 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-09-20 15:02:31,763 INFO L426 ceAbstractionStarter]: For program point L130(lines 130 131) no Hoare annotation was computed. [2018-09-20 15:02:31,763 INFO L426 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-09-20 15:02:31,763 INFO L426 ceAbstractionStarter]: For program point L60-1(line 60) no Hoare annotation was computed. [2018-09-20 15:02:31,763 INFO L426 ceAbstractionStarter]: For program point L60-2(line 60) no Hoare annotation was computed. [2018-09-20 15:02:31,763 INFO L426 ceAbstractionStarter]: For program point L60-3(line 60) no Hoare annotation was computed. [2018-09-20 15:02:31,764 INFO L426 ceAbstractionStarter]: For program point __ieee754_logEXIT(lines 28 107) no Hoare annotation was computed. [2018-09-20 15:02:31,764 INFO L426 ceAbstractionStarter]: For program point L77(lines 77 82) no Hoare annotation was computed. [2018-09-20 15:02:31,764 INFO L426 ceAbstractionStarter]: For program point L44(lines 44 45) no Hoare annotation was computed. [2018-09-20 15:02:31,764 INFO L426 ceAbstractionStarter]: For program point L102(lines 102 105) no Hoare annotation was computed. [2018-09-20 15:02:31,764 INFO L426 ceAbstractionStarter]: For program point L69(lines 69 74) no Hoare annotation was computed. [2018-09-20 15:02:31,764 INFO L426 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-09-20 15:02:31,764 INFO L426 ceAbstractionStarter]: For program point L36-1(line 36) no Hoare annotation was computed. [2018-09-20 15:02:31,764 INFO L426 ceAbstractionStarter]: For program point L36-2(line 36) no Hoare annotation was computed. [2018-09-20 15:02:31,764 INFO L426 ceAbstractionStarter]: For program point L94(lines 94 106) no Hoare annotation was computed. [2018-09-20 15:02:31,765 INFO L426 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-09-20 15:02:31,765 INFO L426 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-09-20 15:02:31,765 INFO L426 ceAbstractionStarter]: For program point L37-1(line 37) no Hoare annotation was computed. [2018-09-20 15:02:31,765 INFO L426 ceAbstractionStarter]: For program point L37-2(line 37) no Hoare annotation was computed. [2018-09-20 15:02:31,765 INFO L426 ceAbstractionStarter]: For program point L37-3(line 37) no Hoare annotation was computed. [2018-09-20 15:02:31,765 INFO L426 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-09-20 15:02:31,765 INFO L429 ceAbstractionStarter]: At program point __ieee754_logENTRY(lines 28 107) the Hoare annotation is: true [2018-09-20 15:02:31,765 INFO L426 ceAbstractionStarter]: For program point __ieee754_logFINAL(lines 28 107) no Hoare annotation was computed. [2018-09-20 15:02:31,766 INFO L426 ceAbstractionStarter]: For program point L96(lines 96 100) no Hoare annotation was computed. [2018-09-20 15:02:31,766 INFO L426 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-09-20 15:02:31,766 INFO L426 ceAbstractionStarter]: For program point L63-1(line 63) no Hoare annotation was computed. [2018-09-20 15:02:31,766 INFO L426 ceAbstractionStarter]: For program point L63-2(line 63) no Hoare annotation was computed. [2018-09-20 15:02:31,766 INFO L426 ceAbstractionStarter]: For program point L63-3(line 63) no Hoare annotation was computed. [2018-09-20 15:02:31,766 INFO L426 ceAbstractionStarter]: For program point L48-1(lines 48 52) no Hoare annotation was computed. [2018-09-20 15:02:31,766 INFO L429 ceAbstractionStarter]: At program point L48-3(lines 48 52) the Hoare annotation is: true [2018-09-20 15:02:31,766 INFO L426 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-09-20 15:02:31,766 INFO L426 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2018-09-20 15:02:31,766 INFO L426 ceAbstractionStarter]: For program point L49-2(line 49) no Hoare annotation was computed. [2018-09-20 15:02:31,767 INFO L426 ceAbstractionStarter]: For program point L49-3(line 49) no Hoare annotation was computed. [2018-09-20 15:02:31,767 INFO L426 ceAbstractionStarter]: For program point L41(lines 41 53) no Hoare annotation was computed. [2018-09-20 15:02:31,767 INFO L426 ceAbstractionStarter]: For program point L41-1(lines 28 107) no Hoare annotation was computed. [2018-09-20 15:02:31,767 INFO L426 ceAbstractionStarter]: For program point L33-1(lines 33 38) no Hoare annotation was computed. [2018-09-20 15:02:31,767 INFO L429 ceAbstractionStarter]: At program point L33-3(lines 33 38) the Hoare annotation is: true [2018-09-20 15:02:31,767 INFO L426 ceAbstractionStarter]: For program point L33-4(lines 33 38) no Hoare annotation was computed. [2018-09-20 15:02:31,767 INFO L426 ceAbstractionStarter]: For program point L50(line 50) no Hoare annotation was computed. [2018-09-20 15:02:31,767 INFO L426 ceAbstractionStarter]: For program point L42(lines 42 43) no Hoare annotation was computed. [2018-09-20 15:02:31,768 INFO L426 ceAbstractionStarter]: For program point L67(lines 67 83) no Hoare annotation was computed. [2018-09-20 15:02:31,768 INFO L426 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-09-20 15:02:31,768 INFO L426 ceAbstractionStarter]: For program point L34-1(line 34) no Hoare annotation was computed. [2018-09-20 15:02:31,768 INFO L426 ceAbstractionStarter]: For program point L34-2(line 34) no Hoare annotation was computed. [2018-09-20 15:02:31,768 INFO L426 ceAbstractionStarter]: For program point L34-3(line 34) no Hoare annotation was computed. [2018-09-20 15:02:31,768 INFO L426 ceAbstractionStarter]: For program point L59-1(lines 59 64) no Hoare annotation was computed. [2018-09-20 15:02:31,768 INFO L429 ceAbstractionStarter]: At program point L59-3(lines 59 64) the Hoare annotation is: true [2018-09-20 15:02:31,768 INFO L426 ceAbstractionStarter]: For program point L59-4(lines 59 64) no Hoare annotation was computed. [2018-09-20 15:02:31,769 INFO L426 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-09-20 15:02:31,769 INFO L426 ceAbstractionStarter]: For program point L51-1(line 51) no Hoare annotation was computed. [2018-09-20 15:02:31,769 INFO L426 ceAbstractionStarter]: For program point L51-2(line 51) no Hoare annotation was computed. [2018-09-20 15:02:31,769 INFO L426 ceAbstractionStarter]: For program point L68(lines 68 75) no Hoare annotation was computed. [2018-09-20 15:02:31,769 INFO L426 ceAbstractionStarter]: For program point L35(line 35) no Hoare annotation was computed. [2018-09-20 15:02:31,769 INFO L426 ceAbstractionStarter]: For program point L161-1(lines 161 166) no Hoare annotation was computed. [2018-09-20 15:02:31,769 INFO L422 ceAbstractionStarter]: At program point L161-3(lines 161 166) the Hoare annotation is: (= isinf_double_~x |isinf_double_#in~x|) [2018-09-20 15:02:31,770 INFO L426 ceAbstractionStarter]: For program point L161-4(lines 161 166) no Hoare annotation was computed. [2018-09-20 15:02:31,770 INFO L426 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-09-20 15:02:31,770 INFO L426 ceAbstractionStarter]: For program point L164-1(line 164) no Hoare annotation was computed. [2018-09-20 15:02:31,770 INFO L426 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-09-20 15:02:31,770 INFO L426 ceAbstractionStarter]: For program point L164-2(line 164) no Hoare annotation was computed. [2018-09-20 15:02:31,770 INFO L426 ceAbstractionStarter]: For program point L162-1(line 162) no Hoare annotation was computed. [2018-09-20 15:02:31,770 INFO L426 ceAbstractionStarter]: For program point L162-2(line 162) no Hoare annotation was computed. [2018-09-20 15:02:31,770 INFO L426 ceAbstractionStarter]: For program point L162-3(line 162) no Hoare annotation was computed. [2018-09-20 15:02:31,771 INFO L426 ceAbstractionStarter]: For program point isinf_doubleFINAL(lines 159 171) no Hoare annotation was computed. [2018-09-20 15:02:31,771 INFO L426 ceAbstractionStarter]: For program point isinf_doubleEXIT(lines 159 171) no Hoare annotation was computed. [2018-09-20 15:02:31,771 INFO L429 ceAbstractionStarter]: At program point isinf_doubleENTRY(lines 159 171) the Hoare annotation is: true [2018-09-20 15:02:31,771 INFO L426 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-09-20 15:02:31,771 INFO L426 ceAbstractionStarter]: For program point L165-1(line 165) no Hoare annotation was computed. [2018-09-20 15:02:31,771 INFO L426 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-09-20 15:02:31,771 INFO L426 ceAbstractionStarter]: For program point L165-2(line 165) no Hoare annotation was computed. [2018-09-20 15:02:31,771 INFO L426 ceAbstractionStarter]: For program point L165-3(line 165) no Hoare annotation was computed. [2018-09-20 15:02:31,772 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:02:31,772 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-20 15:02:31,772 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:02:31,772 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:02:31,772 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 173 191) the Hoare annotation is: true [2018-09-20 15:02:31,772 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 173 191) no Hoare annotation was computed. [2018-09-20 15:02:31,772 INFO L426 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-09-20 15:02:31,773 INFO L422 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (let ((.cse0 (fp.div RNE ((_ to_fp 11 53) RNE 1.0) (_ +zero 11 53)))) (and (= .cse0 main_~x~0) (= (fp.add RNE .cse0 .cse0) main_~res~0))) [2018-09-20 15:02:31,773 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 173 191) no Hoare annotation was computed. [2018-09-20 15:02:31,773 INFO L426 ceAbstractionStarter]: For program point L185-1(lines 185 188) no Hoare annotation was computed. [2018-09-20 15:02:31,773 INFO L422 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (= (fp.div RNE ((_ to_fp 11 53) RNE 1.0) (_ +zero 11 53)) main_~x~0) [2018-09-20 15:02:31,773 INFO L426 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-09-20 15:02:31,774 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 186) no Hoare annotation was computed. [2018-09-20 15:02:31,791 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:31,793 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:31,793 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:31,793 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:31,796 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,796 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,796 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,796 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,811 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:31,812 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:31,812 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:31,812 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:31,813 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,816 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,817 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,817 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,820 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,824 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,824 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,824 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,824 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,826 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,826 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,826 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,827 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,827 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,830 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,831 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,831 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,831 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,831 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,831 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:31,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:02:31 BoogieIcfgContainer [2018-09-20 15:02:31,835 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:02:31,836 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:02:31,836 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:02:31,836 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:02:31,837 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:01:43" (3/4) ... [2018-09-20 15:02:31,840 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 15:02:31,847 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 15:02:31,847 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_log10 [2018-09-20 15:02:31,847 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_log [2018-09-20 15:02:31,847 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_double [2018-09-20 15:02:31,848 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 15:02:31,857 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2018-09-20 15:02:31,858 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-09-20 15:02:31,859 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-09-20 15:02:31,859 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-09-20 15:02:31,891 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-09-20 15:02:31,891 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-09-20 15:02:31,892 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_q#valueAsBitvector_18 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_18[63:63], v_q#valueAsBitvector_18[62:52], v_q#valueAsBitvector_18[51:0]) && hx == v_q#valueAsBitvector_18[63:32]) && (\exists v_q#valueAsBitvector_18 : bv64 :: ~bvslt32(v_q#valueAsBitvector_18[63:32], 1048576bv32) && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_18[63:63], v_q#valueAsBitvector_18[62:52], v_q#valueAsBitvector_18[51:0])) [2018-09-20 15:02:31,893 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && (\exists v_q#valueAsBitvector_19 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_19[63:63], v_q#valueAsBitvector_19[62:52], v_q#valueAsBitvector_19[51:0]) && !~bvsge32(v_q#valueAsBitvector_19[63:32], 2146435072bv32))) || (\exists v_q#valueAsBitvector_18 : bv64 :: ~bvslt32(v_q#valueAsBitvector_18[63:32], 1048576bv32) && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_18[63:63], v_q#valueAsBitvector_18[62:52], v_q#valueAsBitvector_18[51:0])) [2018-09-20 15:02:31,982 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 15:02:31,983 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:02:31,984 INFO L168 Benchmark]: Toolchain (without parser) took 81356.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 209.7 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -158.0 MB). Peak memory consumption was 51.7 MB. Max. memory is 11.5 GB. [2018-09-20 15:02:31,985 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:02:31,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 476.69 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 15:02:31,986 INFO L168 Benchmark]: Boogie Preprocessor took 93.92 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-20 15:02:31,986 INFO L168 Benchmark]: RCFGBuilder took 32140.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 931.7 MB in the beginning and 1.1 GB in the end (delta: -157.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-09-20 15:02:31,986 INFO L168 Benchmark]: TraceAbstraction took 48489.38 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 59.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -29.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. [2018-09-20 15:02:31,988 INFO L168 Benchmark]: Witness Printer took 146.95 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: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2018-09-20 15:02:31,991 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 476.69 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 93.92 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 32140.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 931.7 MB in the beginning and 1.1 GB in the end (delta: -157.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 48489.38 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 59.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -29.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. * Witness Printer took 146.95 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: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 186]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 148]: Loop Invariant [2018-09-20 15:02:32,000 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:32,007 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:32,007 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:32,007 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:32,007 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,007 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,007 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,008 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,008 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:32,009 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:32,009 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:32,009 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:02:32,009 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,009 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,009 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,009 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] Derived loop invariant: (x == \old(x) && (\exists v_q#valueAsBitvector_19 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_19[63:63], v_q#valueAsBitvector_19[62:52], v_q#valueAsBitvector_19[51:0]) && !~bvsge32(v_q#valueAsBitvector_19[63:32], 2146435072bv32))) || (\exists v_q#valueAsBitvector_18 : bv64 :: ~bvslt32(v_q#valueAsBitvector_18[63:32], 1048576bv32) && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_18[63:63], v_q#valueAsBitvector_18[62:52], v_q#valueAsBitvector_18[51:0])) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: x == \old(x) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: x == \old(x) - InvariantResult [Line: 136]: Loop Invariant [2018-09-20 15:02:32,015 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,015 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,015 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,016 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,016 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,016 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,016 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,016 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,020 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,020 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,020 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,020 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,021 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,021 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,021 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] [2018-09-20 15:02:32,021 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_18,QUANTIFIED] Derived loop invariant: (\exists v_q#valueAsBitvector_18 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_18[63:63], v_q#valueAsBitvector_18[62:52], v_q#valueAsBitvector_18[51:0]) && hx == v_q#valueAsBitvector_18[63:32]) && (\exists v_q#valueAsBitvector_18 : bv64 :: ~bvslt32(v_q#valueAsBitvector_18[63:32], 1048576bv32) && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_18[63:63], v_q#valueAsBitvector_18[62:52], v_q#valueAsBitvector_18[51:0])) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 132 locations, 1 error locations. SAFE Result, 48.3s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 38.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 507 SDtfs, 135 SDslu, 2526 SDs, 0 SdLazy, 429 SolverSat, 25 SolverUnsat, 5 SolverUnknown, 0 SolverNotchecked, 30.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 226 GetRequests, 174 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 10.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=132occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 31 PreInvPairs, 45 NumberOfFragments, 132 HoareAnnotationTreeSize, 31 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 16 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 6.2s InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 200 ConstructedInterpolants, 61 QuantifiedInterpolants, 87622 SizeOfPredicates, 24 NumberOfNonLiveVariables, 603 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...