/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0960b_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_0960b_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 78c6d2d68aa498895f40ed0a4a24644b21119801 ................................................................................................................................................................................................................................................................................................................................................ 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_0960b_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 78c6d2d68aa498895f40ed0a4a24644b21119801 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 14:59:21,363 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:59:21,365 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:59:21,377 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:59:21,378 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:59:21,379 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:59:21,380 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:59:21,382 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:59:21,383 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:59:21,384 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:59:21,385 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:59:21,385 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:59:21,386 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:59:21,387 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:59:21,388 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:59:21,389 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:59:21,390 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:59:21,392 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:59:21,394 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:59:21,395 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:59:21,397 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:59:21,398 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:59:21,400 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:59:21,401 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:59:21,401 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:59:21,402 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:59:21,403 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:59:21,404 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:59:21,405 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:59:21,406 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:59:21,406 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:59:21,407 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:59:21,407 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:59:21,408 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:59:21,409 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:59:21,409 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:59:21,410 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 14:59:21,430 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:59:21,433 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:59:21,434 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:59:21,435 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:59:21,436 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:59:21,436 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:59:21,437 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:59:21,437 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:59:21,437 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:59:21,437 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 14:59:21,437 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:59:21,439 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:59:21,440 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:59:21,440 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:59:21,440 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:59:21,441 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:59:21,441 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:59:21,441 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:59:21,441 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:59:21,441 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:59:21,442 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:59:21,442 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:59:21,442 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:59:21,442 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:59:21,442 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:59:21,445 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:59:21,445 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 14:59:21,445 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:59:21,446 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 14:59:21,446 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 -> 78c6d2d68aa498895f40ed0a4a24644b21119801 [2018-09-20 14:59:21,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:59:21,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:59:21,556 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:59:21,558 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:59:21,559 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:59:21,560 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0960b_true-unreach-call.c [2018-09-20 14:59:21,920 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d9fd3b52/a7730524fc0e47d99d91ee84c43b1d97/FLAGe020bf74c [2018-09-20 14:59:22,109 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:59:22,110 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0960b_true-unreach-call.c [2018-09-20 14:59:22,118 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d9fd3b52/a7730524fc0e47d99d91ee84c43b1d97/FLAGe020bf74c [2018-09-20 14:59:22,138 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d9fd3b52/a7730524fc0e47d99d91ee84c43b1d97 [2018-09-20 14:59:22,141 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:59:22,144 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:59:22,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:59:22,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:59:22,154 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:59:22,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:59:22" (1/1) ... [2018-09-20 14:59:22,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35eb723e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:22, skipping insertion in model container [2018-09-20 14:59:22,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:59:22" (1/1) ... [2018-09-20 14:59:22,172 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:59:22,531 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:59:22,550 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:59:22,590 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:59:22,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:22 WrapperNode [2018-09-20 14:59:22,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:59:22,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:59:22,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:59:22,647 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:59:22,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:22" (1/1) ... [2018-09-20 14:59:22,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:22" (1/1) ... [2018-09-20 14:59:22,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:22" (1/1) ... [2018-09-20 14:59:22,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:22" (1/1) ... [2018-09-20 14:59:22,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:22" (1/1) ... [2018-09-20 14:59:22,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:22" (1/1) ... [2018-09-20 14:59:22,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:22" (1/1) ... [2018-09-20 14:59:22,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:59:22,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:59:22,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:59:22,760 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:59:22,763 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:22" (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 14:59:22,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:59:22,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:59:22,975 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-09-20 14:59:22,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2018-09-20 14:59:22,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10 [2018-09-20 14:59:22,975 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:59:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:59:22,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 14:59:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-09-20 14:59:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:59:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 14:59:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 14:59:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:59:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2018-09-20 14:59:22,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 14:59:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 14:59:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10 [2018-09-20 14:59:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:59:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:59:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:59:22,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 14:59:22,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 14:59:23,983 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:59:23,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:59:23 BoogieIcfgContainer [2018-09-20 14:59:23,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:59:23,985 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:59:23,985 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:59:23,989 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:59:23,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:59:22" (1/3) ... [2018-09-20 14:59:23,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14c3c652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:59:23, skipping insertion in model container [2018-09-20 14:59:23,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:22" (2/3) ... [2018-09-20 14:59:23,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14c3c652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:59:23, skipping insertion in model container [2018-09-20 14:59:23,991 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:59:23" (3/3) ... [2018-09-20 14:59:23,993 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0960b_true-unreach-call.c [2018-09-20 14:59:24,002 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:59:24,012 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:59:24,060 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:59:24,061 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:59:24,061 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:59:24,061 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:59:24,061 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:59:24,061 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:59:24,062 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:59:24,062 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:59:24,062 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:59:24,086 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states. [2018-09-20 14:59:24,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-20 14:59:24,096 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:59:24,097 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 14:59:24,100 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:59:24,106 INFO L82 PathProgramCache]: Analyzing trace with hash 435969039, now seen corresponding path program 1 times [2018-09-20 14:59:24,108 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:59:24,109 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:59:24,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:59:24,159 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:59:24,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:59:24,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:59:24,339 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 14:59:24,342 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:59:24,343 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:59:24,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:59:24,360 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:59:24,361 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:59:24,363 INFO L87 Difference]: Start difference. First operand 133 states. Second operand 2 states. [2018-09-20 14:59:24,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:59:24,413 INFO L93 Difference]: Finished difference Result 258 states and 318 transitions. [2018-09-20 14:59:24,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:59:24,415 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 24 [2018-09-20 14:59:24,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:59:24,428 INFO L225 Difference]: With dead ends: 258 [2018-09-20 14:59:24,429 INFO L226 Difference]: Without dead ends: 129 [2018-09-20 14:59:24,436 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 14:59:24,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-09-20 14:59:24,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2018-09-20 14:59:24,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2018-09-20 14:59:24,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 143 transitions. [2018-09-20 14:59:24,505 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 143 transitions. Word has length 24 [2018-09-20 14:59:24,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:59:24,505 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 143 transitions. [2018-09-20 14:59:24,505 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:59:24,506 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 143 transitions. [2018-09-20 14:59:24,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-20 14:59:24,513 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:59:24,513 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 14:59:24,514 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:59:24,514 INFO L82 PathProgramCache]: Analyzing trace with hash -1381142620, now seen corresponding path program 1 times [2018-09-20 14:59:24,514 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:59:24,515 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:59:24,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:59:24,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:59:24,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:59:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:59:24,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:59:24,819 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 14:59:24,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:59:24 BoogieIcfgContainer [2018-09-20 14:59:24,948 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:59:24,949 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:59:24,949 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:59:24,949 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:59:24,951 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:59:23" (3/4) ... [2018-09-20 14:59:24,957 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 14:59:24,958 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:59:24,959 INFO L168 Benchmark]: Toolchain (without parser) took 2816.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.0 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -146.4 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. [2018-09-20 14:59:24,961 INFO L168 Benchmark]: CDTParser took 0.24 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 14:59:24,963 INFO L168 Benchmark]: CACSL2BoogieTranslator took 500.55 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 14:59:24,965 INFO L168 Benchmark]: Boogie Preprocessor took 112.53 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 14:59:24,965 INFO L168 Benchmark]: RCFGBuilder took 1224.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.0 MB). Free memory was 931.7 MB in the beginning and 1.1 GB in the end (delta: -206.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-09-20 14:59:24,968 INFO L168 Benchmark]: TraceAbstraction took 963.28 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: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2018-09-20 14:59:24,969 INFO L168 Benchmark]: Witness Printer took 9.04 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 14:59:24,976 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 500.55 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 112.53 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 1224.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.0 MB). Free memory was 931.7 MB in the beginning and 1.1 GB in the end (delta: -206.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 963.28 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: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. * Witness Printer took 9.04 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 27, overapproximation of someUnaryDOUBLEoperation at line 181, overapproximation of someBinaryArithmeticDOUBLEoperation at line 160, overapproximation of bitwiseAnd at line 26. Possible FailurePath: [L32-L41] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L43] static const double zero = 0.0; [L126-L129] static const double two54_log10 = 1.80143985094819840000e+16, ivln10_log10 = 4.34294481903251816668e-01, log10_2hi_log10 = 3.01029995663611771306e-01, log10_2lo_log10 = 3.69423907715893078616e-13; [L131] static const double zero_log10 = 0.0; VAL [\old(ivln10_log10)=10737418251, \old(Lg1_log)=10737418247, \old(Lg2_log)=10737418249, \old(Lg3_log)=10737418250, \old(Lg4_log)=10737418253, \old(Lg5_log)=10737418255, \old(Lg6_log)=10737418263, \old(Lg7_log)=10737418259, \old(ln2_hi_log)=10737418241, \old(ln2_lo_log)=10737418243, \old(log10_2hi_log10)=10737418244, \old(log10_2lo_log10)=10737418261, \old(two54_log)=10737418264, \old(two54_log10)=10737418245, \old(zero)=10737418265, \old(zero_log10)=10737418256, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L181] double x = -0.0; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L182] CALL, EXPR __ieee754_log10(x) VAL [\old(x)=10737418260, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L134] double y, z; [L135] __int32_t i, k, hx; [L136] __uint32_t lx; VAL [\old(x)=10737418260, 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=10737418260, zero=0, zero_log10=0] [L139] FCALL ieee_double_shape_type ew_u; VAL [\old(x)=10737418260, ew_u={10737418246:0}, 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=10737418260, zero=0, zero_log10=0] [L140] FCALL ew_u.value = (x) VAL [\old(x)=10737418260, ew_u={10737418246:0}, 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=10737418260, zero=0, zero_log10=0] [L141] EXPR, FCALL ew_u.parts.msw VAL [\old(x)=10737418260, ew_u={10737418246:0}, ew_u.parts.msw=6442450943, 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=10737418260, zero=0, zero_log10=0] [L141] (hx) = ew_u.parts.msw VAL [\old(x)=10737418260, ew_u={10737418246:0}, ew_u.parts.msw=6442450943, hx=2147483647, 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=10737418260, zero=0, zero_log10=0] [L141] FCALL (hx) = ew_u.parts.msw VAL [(hx) = ew_u.parts.msw=10737418258, \old(x)=10737418260, ew_u={10737418246:0}, ew_u.parts.msw=6442450943, hx=2147483647, 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=10737418260, zero=0, zero_log10=0] [L142] EXPR, FCALL ew_u.parts.lsw VAL [\old(x)=10737418260, ew_u={10737418246:0}, ew_u.parts.lsw=10737418240, hx=2147483647, 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=10737418260, zero=0, zero_log10=0] [L142] (lx) = ew_u.parts.lsw VAL [\old(x)=10737418260, ew_u={10737418246:0}, ew_u.parts.lsw=10737418240, hx=2147483647, 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=10737418260, zero=0, zero_log10=0] [L142] FCALL (lx) = ew_u.parts.lsw VAL [(lx) = ew_u.parts.lsw=10737418262, \old(x)=10737418260, ew_u={10737418246:0}, ew_u.parts.lsw=10737418240, hx=2147483647, 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=10737418260, zero=0, zero_log10=0] [L143] COND FALSE !(0) VAL [\old(x)=10737418260, hx=2147483647, 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=10737418260, zero=0, zero_log10=0] [L145] k = 0 VAL [\old(x)=10737418260, hx=2147483647, 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=10737418260, zero=0, zero_log10=0] [L146] COND FALSE !(hx < 0x00100000) VAL [\old(x)=10737418260, hx=2147483647, 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=10737418260, zero=0, zero_log10=0] [L159] COND TRUE hx >= 0x7ff00000 [L160] RET return x + x; VAL [\old(x)=10737418260, hx=2147483647, 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=10737418260, zero=0, zero_log10=0] [L182] EXPR __ieee754_log10(x) VAL [__ieee754_log10(x)=10737418254, 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=10737418260, zero=0, zero_log10=0] [L182] double res = __ieee754_log10(x); [L185] CALL, EXPR isinf_double(res) VAL [\old(x)=10737418254, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L19] __int32_t hx, lx; VAL [\old(x)=10737418254, 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=10737418254, zero=0, zero_log10=0] [L21] FCALL ieee_double_shape_type ew_u; VAL [\old(x)=10737418254, ew_u={10737418246:0}, 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=10737418254, zero=0, zero_log10=0] [L22] FCALL ew_u.value = (x) VAL [\old(x)=10737418254, ew_u={10737418246:0}, 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=10737418254, zero=0, zero_log10=0] [L23] EXPR, FCALL ew_u.parts.msw VAL [\old(x)=10737418254, ew_u={10737418246:0}, ew_u.parts.msw=6442450943, 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=10737418254, zero=0, zero_log10=0] [L23] (hx) = ew_u.parts.msw VAL [\old(x)=10737418254, ew_u={10737418246:0}, ew_u.parts.msw=6442450943, hx=2147483647, 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=10737418254, zero=0, zero_log10=0] [L23] FCALL (hx) = ew_u.parts.msw VAL [(hx) = ew_u.parts.msw=10737418242, \old(x)=10737418254, ew_u={10737418246:0}, ew_u.parts.msw=6442450943, hx=2147483647, 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=10737418254, zero=0, zero_log10=0] [L24] EXPR, FCALL ew_u.parts.lsw VAL [\old(x)=10737418254, ew_u={10737418246:0}, ew_u.parts.lsw=10737418240, hx=2147483647, 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=10737418254, zero=0, zero_log10=0] [L24] (lx) = ew_u.parts.lsw VAL [\old(x)=10737418254, ew_u={10737418246:0}, ew_u.parts.lsw=10737418240, hx=2147483647, 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=10737418254, zero=0, zero_log10=0] [L24] FCALL (lx) = ew_u.parts.lsw VAL [(lx) = ew_u.parts.lsw=10737418248, \old(x)=10737418254, ew_u={10737418246:0}, ew_u.parts.lsw=10737418240, hx=2147483647, 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=10737418254, zero=0, zero_log10=0] [L25] COND FALSE !(0) VAL [\old(x)=10737418254, hx=2147483647, 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=10737418254, zero=0, zero_log10=0] [L26] hx &= 0x7fffffff [L27] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L28] hx = 0x7ff00000 - hx [L29] RET return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [\old(x)=10737418254, \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=10737418254, 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=10737418254, two54_log=18014398509481984, two54_log10=18014398509481984, x=10737418260, 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=10737418254, two54_log=18014398509481984, two54_log10=18014398509481984, x=10737418260, 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 14:59:27,435 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:59:27,438 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:59:27,451 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:59:27,452 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:59:27,453 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:59:27,456 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:59:27,458 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:59:27,461 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:59:27,464 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:59:27,466 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:59:27,466 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:59:27,467 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:59:27,469 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:59:27,470 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:59:27,473 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:59:27,474 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:59:27,476 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:59:27,486 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:59:27,487 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:59:27,490 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:59:27,491 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:59:27,495 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:59:27,495 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:59:27,495 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:59:27,496 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:59:27,497 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:59:27,500 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:59:27,501 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:59:27,502 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:59:27,502 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:59:27,505 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:59:27,505 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:59:27,506 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:59:27,507 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:59:27,507 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:59:27,510 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 14:59:27,544 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:59:27,544 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:59:27,545 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:59:27,546 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:59:27,549 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:59:27,549 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:59:27,550 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:59:27,550 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:59:27,550 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:59:27,550 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:59:27,550 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:59:27,550 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:59:27,551 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:59:27,551 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:59:27,551 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 14:59:27,551 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 14:59:27,554 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:59:27,554 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:59:27,555 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:59:27,555 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:59:27,555 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:59:27,555 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:59:27,555 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:59:27,556 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:59:27,556 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:59:27,556 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:59:27,556 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:59:27,557 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 14:59:27,557 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:59:27,557 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 14:59:27,558 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 14:59:27,558 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 -> 78c6d2d68aa498895f40ed0a4a24644b21119801 [2018-09-20 14:59:27,640 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:59:27,654 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:59:27,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:59:27,660 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:59:27,660 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:59:27,661 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0960b_true-unreach-call.c [2018-09-20 14:59:28,014 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c987427df/a7a7bee0154642d7acbfc111dd46410f/FLAG03af59fc8 [2018-09-20 14:59:28,254 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:59:28,255 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0960b_true-unreach-call.c [2018-09-20 14:59:28,269 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c987427df/a7a7bee0154642d7acbfc111dd46410f/FLAG03af59fc8 [2018-09-20 14:59:28,294 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c987427df/a7a7bee0154642d7acbfc111dd46410f [2018-09-20 14:59:28,298 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:59:28,304 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:59:28,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:59:28,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:59:28,314 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:59:28,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:59:28" (1/1) ... [2018-09-20 14:59:28,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28a506fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:28, skipping insertion in model container [2018-09-20 14:59:28,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:59:28" (1/1) ... [2018-09-20 14:59:28,334 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:59:28,687 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:59:28,716 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:59:28,810 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:59:28,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:28 WrapperNode [2018-09-20 14:59:28,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:59:28,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:59:28,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:59:28,874 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:59:28,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:28" (1/1) ... [2018-09-20 14:59:28,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:28" (1/1) ... [2018-09-20 14:59:28,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:28" (1/1) ... [2018-09-20 14:59:28,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:28" (1/1) ... [2018-09-20 14:59:28,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:28" (1/1) ... [2018-09-20 14:59:28,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:28" (1/1) ... [2018-09-20 14:59:28,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:28" (1/1) ... [2018-09-20 14:59:28,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:59:28,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:59:28,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:59:28,996 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:59:29,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:28" (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 14:59:29,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:59:29,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:59:29,145 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-09-20 14:59:29,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2018-09-20 14:59:29,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10 [2018-09-20 14:59:29,146 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:59:29,146 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:59:29,146 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 14:59:29,146 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-09-20 14:59:29,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:59:29,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-20 14:59:29,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 14:59:29,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:59:29,147 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2018-09-20 14:59:29,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 14:59:29,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-20 14:59:29,148 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10 [2018-09-20 14:59:29,148 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:59:29,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:59:29,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:59:29,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-20 14:59:29,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 14:59:29,464 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:59:29,493 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:59:29,533 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:59:34,576 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:59:34,592 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:59:35,189 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:59:40,366 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:59:40,413 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:59:40,495 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:59:58,779 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:59:58,790 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:59:58,807 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:00:00,900 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:00:00,929 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:00:00,940 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:00:00,995 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:00:00,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:00:00 BoogieIcfgContainer [2018-09-20 15:00:00,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:00:00,998 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:00:00,998 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:00:01,002 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:00:01,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:59:28" (1/3) ... [2018-09-20 15:00:01,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37bfdcc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:00:01, skipping insertion in model container [2018-09-20 15:00:01,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:59:28" (2/3) ... [2018-09-20 15:00:01,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37bfdcc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:00:01, skipping insertion in model container [2018-09-20 15:00:01,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:00:00" (3/3) ... [2018-09-20 15:00:01,006 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0960b_true-unreach-call.c [2018-09-20 15:00:01,017 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:00:01,026 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:00:01,075 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:00:01,076 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:00:01,076 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:00:01,077 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:00:01,077 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:00:01,077 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:00:01,077 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:00:01,077 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:00:01,077 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:00:01,101 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states. [2018-09-20 15:00:01,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-20 15:00:01,116 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:00:01,117 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 15:00:01,120 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:00:01,127 INFO L82 PathProgramCache]: Analyzing trace with hash 1720639717, now seen corresponding path program 1 times [2018-09-20 15:00:01,132 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:00:01,133 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 15:00:01,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:00:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:00:01,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:00:01,370 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 15:00:01,370 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:00:01,392 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:00:01,392 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:00:01,397 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:00:01,416 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:00:01,417 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:00:01,420 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 2 states. [2018-09-20 15:00:01,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:00:01,472 INFO L93 Difference]: Finished difference Result 256 states and 316 transitions. [2018-09-20 15:00:01,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:00:01,475 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-09-20 15:00:01,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:00:01,488 INFO L225 Difference]: With dead ends: 256 [2018-09-20 15:00:01,488 INFO L226 Difference]: Without dead ends: 128 [2018-09-20 15:00:01,494 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 15:00:01,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-09-20 15:00:01,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2018-09-20 15:00:01,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-09-20 15:00:01,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 142 transitions. [2018-09-20 15:00:01,547 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 142 transitions. Word has length 23 [2018-09-20 15:00:01,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:00:01,547 INFO L480 AbstractCegarLoop]: Abstraction has 128 states and 142 transitions. [2018-09-20 15:00:01,547 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:00:01,548 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 142 transitions. [2018-09-20 15:00:01,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-20 15:00:01,550 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:00:01,550 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 15:00:01,551 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:00:01,551 INFO L82 PathProgramCache]: Analyzing trace with hash 1808847980, now seen corresponding path program 1 times [2018-09-20 15:00:01,552 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:00:01,553 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-09-20 15:00:01,565 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:00:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:00:01,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:00:01,921 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 15:00:01,931 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 15:00:01,932 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:00:01,941 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:00:01,962 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 15:00:01,963 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 15:00:02,083 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 15:00:02,100 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 15:00:02,100 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:00:02,127 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:00:02,206 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 15:00:02,206 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 15:00:02,566 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 15:00:02,568 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:00:02,586 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:00:02,587 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-20 15:00:02,589 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-20 15:00:02,591 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-20 15:00:02,591 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-20 15:00:02,592 INFO L87 Difference]: Start difference. First operand 128 states and 142 transitions. Second operand 8 states. [2018-09-20 15:00:03,305 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-09-20 15:00:14,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:00:14,325 INFO L93 Difference]: Finished difference Result 172 states and 187 transitions. [2018-09-20 15:00:14,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 15:00:14,327 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 49 [2018-09-20 15:00:14,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:00:14,332 INFO L225 Difference]: With dead ends: 172 [2018-09-20 15:00:14,332 INFO L226 Difference]: Without dead ends: 130 [2018-09-20 15:00:14,334 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2018-09-20 15:00:14,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-09-20 15:00:14,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 128. [2018-09-20 15:00:14,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-09-20 15:00:14,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 141 transitions. [2018-09-20 15:00:14,354 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 141 transitions. Word has length 49 [2018-09-20 15:00:14,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:00:14,354 INFO L480 AbstractCegarLoop]: Abstraction has 128 states and 141 transitions. [2018-09-20 15:00:14,354 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-20 15:00:14,354 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 141 transitions. [2018-09-20 15:00:14,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-20 15:00:14,357 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:00:14,359 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 15:00:14,360 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:00:14,360 INFO L82 PathProgramCache]: Analyzing trace with hash -1401543797, now seen corresponding path program 1 times [2018-09-20 15:00:14,361 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:00:14,361 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 15:00:14,377 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:00:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:00:15,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:00:17,182 WARN L178 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 13 [2018-09-20 15:00:17,297 INFO L682 Elim1Store]: detected equality via solver [2018-09-20 15:00:17,298 INFO L682 Elim1Store]: detected equality via solver [2018-09-20 15:00:17,300 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 15:00:17,313 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 15:00:17,349 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 15:00:17,350 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:00:17,417 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:00:17,444 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 15:00:17,444 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:28 [2018-09-20 15:00:17,716 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 42 treesize of output 33 [2018-09-20 15:00:17,726 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 15:00:17,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-09-20 15:00:17,743 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:00:17,771 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:00:17,813 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 15:00:17,814 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:51, output treesize:32 [2018-09-20 15:00:19,952 WARN L178 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 27 [2018-09-20 15:00:19,967 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 26 treesize of output 20 [2018-09-20 15:00:20,012 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 15:00:20,028 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 20 treesize of output 11 [2018-09-20 15:00:20,029 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:00:20,059 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:00:20,074 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 15:00:20,075 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:39, output treesize:18 [2018-09-20 15:00:20,783 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 15:00:20,783 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:00:20,813 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:00:20,813 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2018-09-20 15:00:20,813 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-09-20 15:00:20,814 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-09-20 15:00:20,814 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2018-09-20 15:00:20,815 INFO L87 Difference]: Start difference. First operand 128 states and 141 transitions. Second operand 15 states. [2018-09-20 15:00:31,281 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-09-20 15:00:31,617 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2018-09-20 15:00:32,828 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2018-09-20 15:00:33,310 WARN L178 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-09-20 15:00:33,835 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2018-09-20 15:00:34,534 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-09-20 15:00:37,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:00:37,939 INFO L93 Difference]: Finished difference Result 137 states and 150 transitions. [2018-09-20 15:00:37,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-20 15:00:37,941 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 49 [2018-09-20 15:00:37,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:00:37,943 INFO L225 Difference]: With dead ends: 137 [2018-09-20 15:00:37,943 INFO L226 Difference]: Without dead ends: 130 [2018-09-20 15:00:37,945 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=134, Invalid=622, Unknown=0, NotChecked=0, Total=756 [2018-09-20 15:00:37,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-09-20 15:00:37,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 128. [2018-09-20 15:00:37,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-09-20 15:00:37,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 140 transitions. [2018-09-20 15:00:37,959 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 140 transitions. Word has length 49 [2018-09-20 15:00:37,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:00:37,960 INFO L480 AbstractCegarLoop]: Abstraction has 128 states and 140 transitions. [2018-09-20 15:00:37,960 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-09-20 15:00:37,961 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 140 transitions. [2018-09-20 15:00:37,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-20 15:00:37,963 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:00:37,963 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 15:00:37,964 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:00:37,964 INFO L82 PathProgramCache]: Analyzing trace with hash -182050664, now seen corresponding path program 1 times [2018-09-20 15:00:37,965 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:00:37,966 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) [2018-09-20 15:00:37,978 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-09-20 15:00:39,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:00:39,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:00:39,199 INFO L682 Elim1Store]: detected equality via solver [2018-09-20 15:00:39,200 INFO L682 Elim1Store]: detected equality via solver [2018-09-20 15:00:39,202 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 15:00:39,216 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 15:00:39,237 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 15:00:39,238 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:00:39,260 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:00:39,282 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 15:00:39,283 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:28 [2018-09-20 15:00:39,507 INFO L682 Elim1Store]: detected equality via solver [2018-09-20 15:00:39,508 INFO L682 Elim1Store]: detected equality via solver [2018-09-20 15:00:39,509 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 15:00:39,521 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 15:00:39,544 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 15:00:39,545 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:00:39,578 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:00:39,617 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 15:00:39,617 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:63, output treesize:55 [2018-09-20 15:00:39,747 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 15:00:39,759 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 15:00:39,764 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 15:00:39,765 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:00:39,778 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:00:39,880 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 15:00:39,880 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:44, output treesize:18 [2018-09-20 15:00:40,154 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 15:00:40,154 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:00:40,182 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:00:40,183 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-20 15:00:40,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-20 15:00:40,184 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-20 15:00:40,184 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-09-20 15:00:40,184 INFO L87 Difference]: Start difference. First operand 128 states and 140 transitions. Second operand 10 states. [2018-09-20 15:00:41,283 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-09-20 15:00:41,750 WARN L178 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-09-20 15:00:51,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:00:51,964 INFO L93 Difference]: Finished difference Result 130 states and 142 transitions. [2018-09-20 15:00:51,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-20 15:00:51,965 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 50 [2018-09-20 15:00:51,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:00:51,966 INFO L225 Difference]: With dead ends: 130 [2018-09-20 15:00:51,966 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 15:00:51,967 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2018-09-20 15:00:51,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 15:00:51,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 15:00:51,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 15:00:51,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 15:00:51,969 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 50 [2018-09-20 15:00:51,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:00:51,969 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 15:00:51,970 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-20 15:00:51,970 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 15:00:51,970 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 15:00:51,977 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 15:00:52,372 WARN L178 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2018-09-20 15:00:52,499 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2018-09-20 15:00:52,836 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 28 [2018-09-20 15:00:52,991 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-09-20 15:00:53,130 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 28 [2018-09-20 15:00:53,142 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:00:53,142 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:00:53,142 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:00:53,142 INFO L426 ceAbstractionStarter]: For program point L155(line 155) no Hoare annotation was computed. [2018-09-20 15:00:53,142 INFO L426 ceAbstractionStarter]: For program point L147(lines 147 148) no Hoare annotation was computed. [2018-09-20 15:00:53,143 INFO L426 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-09-20 15:00:53,143 INFO L426 ceAbstractionStarter]: For program point L139-1(line 139) no Hoare annotation was computed. [2018-09-20 15:00:53,143 INFO L426 ceAbstractionStarter]: For program point L139-2(line 139) no Hoare annotation was computed. [2018-09-20 15:00:53,143 INFO L426 ceAbstractionStarter]: For program point L139-3(line 139) no Hoare annotation was computed. [2018-09-20 15:00:53,143 INFO L426 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-09-20 15:00:53,143 INFO L426 ceAbstractionStarter]: For program point __ieee754_log10EXIT(lines 133 173) no Hoare annotation was computed. [2018-09-20 15:00:53,143 INFO L426 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-09-20 15:00:53,143 INFO L426 ceAbstractionStarter]: For program point L156-1(line 156) no Hoare annotation was computed. [2018-09-20 15:00:53,143 INFO L426 ceAbstractionStarter]: For program point L156-2(line 156) no Hoare annotation was computed. [2018-09-20 15:00:53,144 INFO L426 ceAbstractionStarter]: For program point L140(line 140) no Hoare annotation was computed. [2018-09-20 15:00:53,144 INFO L426 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-09-20 15:00:53,144 INFO L426 ceAbstractionStarter]: For program point L169-1(line 169) no Hoare annotation was computed. [2018-09-20 15:00:53,144 INFO L426 ceAbstractionStarter]: For program point L169-2(line 169) no Hoare annotation was computed. [2018-09-20 15:00:53,144 INFO L426 ceAbstractionStarter]: For program point L169-3(line 169) no Hoare annotation was computed. [2018-09-20 15:00:53,144 INFO L426 ceAbstractionStarter]: For program point L165-1(lines 165 170) no Hoare annotation was computed. [2018-09-20 15:00:53,144 INFO L422 ceAbstractionStarter]: At program point L165-3(lines 165 170) the Hoare annotation is: (or (exists ((|v_q#valueAsBitvector_19| (_ BitVec 64))) (and (not (= (bvor (bvand ((_ extract 63 32) |v_q#valueAsBitvector_19|) (_ bv2147483647 32)) ((_ extract 31 0) |v_q#valueAsBitvector_19|)) (_ bv0 32))) (= |__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 (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) RNE 18014398509481984.0) ~two54_log10~0))) [2018-09-20 15:00:53,144 INFO L422 ceAbstractionStarter]: At program point L165-4(lines 165 170) the Hoare annotation is: (or (exists ((|v_q#valueAsBitvector_19| (_ BitVec 64))) (and (not (= (bvor (bvand ((_ extract 63 32) |v_q#valueAsBitvector_19|) (_ bv2147483647 32)) ((_ extract 31 0) |v_q#valueAsBitvector_19|)) (_ bv0 32))) (= |__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 (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) RNE 18014398509481984.0) ~two54_log10~0))) [2018-09-20 15:00:53,145 INFO L426 ceAbstractionStarter]: For program point __ieee754_log10FINAL(lines 133 173) no Hoare annotation was computed. [2018-09-20 15:00:53,145 INFO L426 ceAbstractionStarter]: For program point L153-1(lines 153 157) no Hoare annotation was computed. [2018-09-20 15:00:53,145 INFO L422 ceAbstractionStarter]: At program point L153-3(lines 153 157) the Hoare annotation is: (or (and (exists ((|v_q#valueAsBitvector_19| (_ BitVec 64))) (and (not (= (bvor (bvand ((_ extract 63 32) |v_q#valueAsBitvector_19|) (_ bv2147483647 32)) ((_ extract 31 0) |v_q#valueAsBitvector_19|)) (_ bv0 32))) (= |__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|))))) (exists ((|v_q#valueAsBitvector_19| (_ BitVec 64))) (and (= __ieee754_log10_~lx~2 ((_ extract 31 0) |v_q#valueAsBitvector_19|)) (= |__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|))) (= __ieee754_log10_~hx~2 ((_ extract 63 32) |v_q#valueAsBitvector_19|))))) (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) RNE 18014398509481984.0) ~two54_log10~0))) [2018-09-20 15:00:53,145 INFO L426 ceAbstractionStarter]: For program point L149(lines 149 150) no Hoare annotation was computed. [2018-09-20 15:00:53,145 INFO L426 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-09-20 15:00:53,145 INFO L426 ceAbstractionStarter]: For program point L141-1(line 141) no Hoare annotation was computed. [2018-09-20 15:00:53,145 INFO L426 ceAbstractionStarter]: For program point L141-2(line 141) no Hoare annotation was computed. [2018-09-20 15:00:53,145 INFO L429 ceAbstractionStarter]: At program point __ieee754_log10ENTRY(lines 133 173) the Hoare annotation is: true [2018-09-20 15:00:53,146 INFO L426 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-09-20 15:00:53,146 INFO L426 ceAbstractionStarter]: For program point L166-1(line 166) no Hoare annotation was computed. [2018-09-20 15:00:53,146 INFO L426 ceAbstractionStarter]: For program point L166-2(line 166) no Hoare annotation was computed. [2018-09-20 15:00:53,146 INFO L426 ceAbstractionStarter]: For program point L166-3(line 166) no Hoare annotation was computed. [2018-09-20 15:00:53,146 INFO L426 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-09-20 15:00:53,146 INFO L426 ceAbstractionStarter]: For program point L154-1(line 154) no Hoare annotation was computed. [2018-09-20 15:00:53,146 INFO L426 ceAbstractionStarter]: For program point L154-2(line 154) no Hoare annotation was computed. [2018-09-20 15:00:53,146 INFO L426 ceAbstractionStarter]: For program point L154-3(line 154) no Hoare annotation was computed. [2018-09-20 15:00:53,146 INFO L426 ceAbstractionStarter]: For program point L146(lines 146 158) no Hoare annotation was computed. [2018-09-20 15:00:53,147 INFO L426 ceAbstractionStarter]: For program point L146-1(lines 133 173) no Hoare annotation was computed. [2018-09-20 15:00:53,147 INFO L426 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-09-20 15:00:53,147 INFO L426 ceAbstractionStarter]: For program point L142-1(line 142) no Hoare annotation was computed. [2018-09-20 15:00:53,147 INFO L426 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2018-09-20 15:00:53,147 INFO L426 ceAbstractionStarter]: For program point L142-3(line 142) no Hoare annotation was computed. [2018-09-20 15:00:53,147 INFO L426 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-09-20 15:00:53,147 INFO L426 ceAbstractionStarter]: For program point L138-1(lines 138 143) no Hoare annotation was computed. [2018-09-20 15:00:53,147 INFO L422 ceAbstractionStarter]: At program point L138-3(lines 138 143) the Hoare annotation is: (or (= __ieee754_log10_~x |__ieee754_log10_#in~x|) (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) RNE 18014398509481984.0) ~two54_log10~0))) [2018-09-20 15:00:53,150 INFO L426 ceAbstractionStarter]: For program point L167(line 167) no Hoare annotation was computed. [2018-09-20 15:00:53,151 INFO L426 ceAbstractionStarter]: For program point L138-4(lines 138 143) no Hoare annotation was computed. [2018-09-20 15:00:53,151 INFO L426 ceAbstractionStarter]: For program point L85(lines 85 92) no Hoare annotation was computed. [2018-09-20 15:00:53,151 INFO L426 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-09-20 15:00:53,151 INFO L426 ceAbstractionStarter]: For program point __ieee754_logEXIT(lines 45 124) no Hoare annotation was computed. [2018-09-20 15:00:53,151 INFO L426 ceAbstractionStarter]: For program point L77(line 77) no Hoare annotation was computed. [2018-09-20 15:00:53,151 INFO L426 ceAbstractionStarter]: For program point L77-1(line 77) no Hoare annotation was computed. [2018-09-20 15:00:53,151 INFO L426 ceAbstractionStarter]: For program point L77-2(line 77) no Hoare annotation was computed. [2018-09-20 15:00:53,151 INFO L426 ceAbstractionStarter]: For program point L77-3(line 77) no Hoare annotation was computed. [2018-09-20 15:00:53,151 INFO L426 ceAbstractionStarter]: For program point L94(lines 94 99) no Hoare annotation was computed. [2018-09-20 15:00:53,151 INFO L426 ceAbstractionStarter]: For program point L61(lines 61 62) no Hoare annotation was computed. [2018-09-20 15:00:53,152 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 122) no Hoare annotation was computed. [2018-09-20 15:00:53,152 INFO L426 ceAbstractionStarter]: For program point L86(lines 86 91) no Hoare annotation was computed. [2018-09-20 15:00:53,152 INFO L426 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-09-20 15:00:53,154 INFO L426 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2018-09-20 15:00:53,154 INFO L426 ceAbstractionStarter]: For program point L53-2(line 53) no Hoare annotation was computed. [2018-09-20 15:00:53,154 INFO L426 ceAbstractionStarter]: For program point L111(lines 111 123) no Hoare annotation was computed. [2018-09-20 15:00:53,154 INFO L426 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-09-20 15:00:53,154 INFO L426 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-09-20 15:00:53,154 INFO L426 ceAbstractionStarter]: For program point L54-1(line 54) no Hoare annotation was computed. [2018-09-20 15:00:53,154 INFO L426 ceAbstractionStarter]: For program point L54-2(line 54) no Hoare annotation was computed. [2018-09-20 15:00:53,154 INFO L426 ceAbstractionStarter]: For program point L54-3(line 54) no Hoare annotation was computed. [2018-09-20 15:00:53,154 INFO L426 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-09-20 15:00:53,154 INFO L429 ceAbstractionStarter]: At program point __ieee754_logENTRY(lines 45 124) the Hoare annotation is: true [2018-09-20 15:00:53,155 INFO L426 ceAbstractionStarter]: For program point __ieee754_logFINAL(lines 45 124) no Hoare annotation was computed. [2018-09-20 15:00:53,155 INFO L426 ceAbstractionStarter]: For program point L113(lines 113 117) no Hoare annotation was computed. [2018-09-20 15:00:53,155 INFO L426 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2018-09-20 15:00:53,155 INFO L426 ceAbstractionStarter]: For program point L80-1(line 80) no Hoare annotation was computed. [2018-09-20 15:00:53,155 INFO L426 ceAbstractionStarter]: For program point L80-2(line 80) no Hoare annotation was computed. [2018-09-20 15:00:53,155 INFO L426 ceAbstractionStarter]: For program point L80-3(line 80) no Hoare annotation was computed. [2018-09-20 15:00:53,155 INFO L426 ceAbstractionStarter]: For program point L65-1(lines 65 69) no Hoare annotation was computed. [2018-09-20 15:00:53,155 INFO L429 ceAbstractionStarter]: At program point L65-3(lines 65 69) the Hoare annotation is: true [2018-09-20 15:00:53,155 INFO L426 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-09-20 15:00:53,155 INFO L426 ceAbstractionStarter]: For program point L66-1(line 66) no Hoare annotation was computed. [2018-09-20 15:00:53,156 INFO L426 ceAbstractionStarter]: For program point L66-2(line 66) no Hoare annotation was computed. [2018-09-20 15:00:53,156 INFO L426 ceAbstractionStarter]: For program point L66-3(line 66) no Hoare annotation was computed. [2018-09-20 15:00:53,156 INFO L426 ceAbstractionStarter]: For program point L58(lines 58 70) no Hoare annotation was computed. [2018-09-20 15:00:53,156 INFO L426 ceAbstractionStarter]: For program point L58-1(lines 45 124) no Hoare annotation was computed. [2018-09-20 15:00:53,156 INFO L426 ceAbstractionStarter]: For program point L50-1(lines 50 55) no Hoare annotation was computed. [2018-09-20 15:00:53,156 INFO L429 ceAbstractionStarter]: At program point L50-3(lines 50 55) the Hoare annotation is: true [2018-09-20 15:00:53,156 INFO L426 ceAbstractionStarter]: For program point L50-4(lines 50 55) no Hoare annotation was computed. [2018-09-20 15:00:53,156 INFO L426 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-09-20 15:00:53,156 INFO L426 ceAbstractionStarter]: For program point L59(lines 59 60) no Hoare annotation was computed. [2018-09-20 15:00:53,156 INFO L426 ceAbstractionStarter]: For program point L84(lines 84 100) no Hoare annotation was computed. [2018-09-20 15:00:53,156 INFO L426 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-09-20 15:00:53,157 INFO L426 ceAbstractionStarter]: For program point L51-1(line 51) no Hoare annotation was computed. [2018-09-20 15:00:53,157 INFO L426 ceAbstractionStarter]: For program point L51-2(line 51) no Hoare annotation was computed. [2018-09-20 15:00:53,157 INFO L426 ceAbstractionStarter]: For program point L51-3(line 51) no Hoare annotation was computed. [2018-09-20 15:00:53,157 INFO L426 ceAbstractionStarter]: For program point L76-1(lines 76 81) no Hoare annotation was computed. [2018-09-20 15:00:53,157 INFO L429 ceAbstractionStarter]: At program point L76-3(lines 76 81) the Hoare annotation is: true [2018-09-20 15:00:53,157 INFO L426 ceAbstractionStarter]: For program point L76-4(lines 76 81) no Hoare annotation was computed. [2018-09-20 15:00:53,157 INFO L426 ceAbstractionStarter]: For program point L68(line 68) no Hoare annotation was computed. [2018-09-20 15:00:53,157 INFO L426 ceAbstractionStarter]: For program point L68-1(line 68) no Hoare annotation was computed. [2018-09-20 15:00:53,157 INFO L426 ceAbstractionStarter]: For program point L68-2(line 68) no Hoare annotation was computed. [2018-09-20 15:00:53,158 INFO L426 ceAbstractionStarter]: For program point L23(line 23) no Hoare annotation was computed. [2018-09-20 15:00:53,158 INFO L426 ceAbstractionStarter]: For program point L23-1(line 23) no Hoare annotation was computed. [2018-09-20 15:00:53,158 INFO L426 ceAbstractionStarter]: For program point L21(line 21) no Hoare annotation was computed. [2018-09-20 15:00:53,158 INFO L426 ceAbstractionStarter]: For program point L23-2(line 23) no Hoare annotation was computed. [2018-09-20 15:00:53,158 INFO L426 ceAbstractionStarter]: For program point L21-1(line 21) no Hoare annotation was computed. [2018-09-20 15:00:53,158 INFO L426 ceAbstractionStarter]: For program point L21-2(line 21) no Hoare annotation was computed. [2018-09-20 15:00:53,158 INFO L426 ceAbstractionStarter]: For program point L21-3(line 21) no Hoare annotation was computed. [2018-09-20 15:00:53,158 INFO L426 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-09-20 15:00:53,158 INFO L426 ceAbstractionStarter]: For program point L24-1(line 24) no Hoare annotation was computed. [2018-09-20 15:00:53,158 INFO L426 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-09-20 15:00:53,159 INFO L426 ceAbstractionStarter]: For program point L24-2(line 24) no Hoare annotation was computed. [2018-09-20 15:00:53,159 INFO L426 ceAbstractionStarter]: For program point L24-3(line 24) no Hoare annotation was computed. [2018-09-20 15:00:53,159 INFO L426 ceAbstractionStarter]: For program point L20-1(lines 20 25) no Hoare annotation was computed. [2018-09-20 15:00:53,159 INFO L422 ceAbstractionStarter]: At program point L20-3(lines 20 25) the Hoare annotation is: (or (= isinf_double_~x |isinf_double_#in~x|) (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) RNE 18014398509481984.0) ~two54_log10~0))) [2018-09-20 15:00:53,159 INFO L426 ceAbstractionStarter]: For program point L20-4(lines 20 25) no Hoare annotation was computed. [2018-09-20 15:00:53,159 INFO L426 ceAbstractionStarter]: For program point isinf_doubleFINAL(lines 18 30) no Hoare annotation was computed. [2018-09-20 15:00:53,159 INFO L426 ceAbstractionStarter]: For program point isinf_doubleEXIT(lines 18 30) no Hoare annotation was computed. [2018-09-20 15:00:53,159 INFO L429 ceAbstractionStarter]: At program point isinf_doubleENTRY(lines 18 30) the Hoare annotation is: true [2018-09-20 15:00:53,159 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:00:53,160 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ((_ to_fp 11 53) RNE 18014398509481984.0) ~two54_log10~0) (= (_ +zero 11 53) ~zero_log10~0)) [2018-09-20 15:00:53,160 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:00:53,160 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:00:53,160 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 175 191) the Hoare annotation is: true [2018-09-20 15:00:53,160 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 175 191) no Hoare annotation was computed. [2018-09-20 15:00:53,160 INFO L426 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-09-20 15:00:53,160 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 186) no Hoare annotation was computed. [2018-09-20 15:00:53,161 INFO L422 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) RNE 18014398509481984.0))) (or (and (= (fp.div RNE (fp.neg .cse0) (_ +zero 11 53)) main_~res~0) (= main_~x~0 (fp.neg (_ +zero 11 53)))) (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= .cse0 ~two54_log10~0)))) [2018-09-20 15:00:53,161 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 175 191) no Hoare annotation was computed. [2018-09-20 15:00:53,161 INFO L426 ceAbstractionStarter]: For program point L185-1(lines 185 188) no Hoare annotation was computed. [2018-09-20 15:00:53,161 INFO L422 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (or (= main_~x~0 (fp.neg (_ +zero 11 53))) (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) RNE 18014398509481984.0) ~two54_log10~0))) [2018-09-20 15:00:53,161 INFO L426 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-09-20 15:00:53,172 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:00:53,175 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:00:53,177 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,178 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,178 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,178 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,178 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,178 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,178 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,179 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,179 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,179 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,179 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:00:53,181 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,181 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,181 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,181 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,181 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,182 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,182 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,182 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,182 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,182 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,183 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:00:53,183 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:00:53,184 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:00:53,184 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,184 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,185 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,185 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,185 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,185 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:00:53,186 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,186 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,186 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,186 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,187 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,187 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:00:53,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:00:53 BoogieIcfgContainer [2018-09-20 15:00:53,189 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:00:53,190 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:00:53,190 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:00:53,190 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:00:53,191 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:00:00" (3/4) ... [2018-09-20 15:00:53,195 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 15:00:53,203 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 15:00:53,203 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_log10 [2018-09-20 15:00:53,203 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_log [2018-09-20 15:00:53,203 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_double [2018-09-20 15:00:53,204 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 15:00:53,219 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2018-09-20 15:00:53,219 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-09-20 15:00:53,220 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-09-20 15:00:53,221 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-09-20 15:00:53,254 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.8014398509481984E16) == two54_log10) [2018-09-20 15:00:53,255 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.8014398509481984E16) == two54_log10) [2018-09-20 15:00:53,255 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_q#valueAsBitvector_19 : bv64 :: !(~bvor32(~bvand32(v_q#valueAsBitvector_19[63:32], 2147483647bv32), v_q#valueAsBitvector_19[31:0]) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_19[63:63], v_q#valueAsBitvector_19[62:52], v_q#valueAsBitvector_19[51:0])) && (\exists v_q#valueAsBitvector_19 : bv64 :: (lx == v_q#valueAsBitvector_19[31:0] && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_19[63:63], v_q#valueAsBitvector_19[62:52], v_q#valueAsBitvector_19[51:0])) && hx == v_q#valueAsBitvector_19[63:32])) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.8014398509481984E16) == two54_log10) [2018-09-20 15:00:53,256 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists v_q#valueAsBitvector_19 : bv64 :: !(~bvor32(~bvand32(v_q#valueAsBitvector_19[63:32], 2147483647bv32), v_q#valueAsBitvector_19[31:0]) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_19[63:63], v_q#valueAsBitvector_19[62:52], v_q#valueAsBitvector_19[51:0])) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.8014398509481984E16) == two54_log10) [2018-09-20 15:00:53,338 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 15:00:53,341 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:00:53,343 INFO L168 Benchmark]: Toolchain (without parser) took 85043.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.2 MB). Free memory was 951.8 MB in the beginning and 1.0 GB in the end (delta: -73.8 MB). Peak memory consumption was 113.3 MB. Max. memory is 11.5 GB. [2018-09-20 15:00:53,343 INFO L168 Benchmark]: CDTParser took 0.18 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 15:00:53,344 INFO L168 Benchmark]: CACSL2BoogieTranslator took 568.82 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 15:00:53,344 INFO L168 Benchmark]: Boogie Preprocessor took 120.99 ms. Allocated memory is still 1.0 GB. Free memory was 935.7 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-20 15:00:53,348 INFO L168 Benchmark]: RCFGBuilder took 32000.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -137.0 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-09-20 15:00:53,348 INFO L168 Benchmark]: TraceAbstraction took 52191.91 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 65.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.1 MB). Peak memory consumption was 99.2 MB. Max. memory is 11.5 GB. [2018-09-20 15:00:53,349 INFO L168 Benchmark]: Witness Printer took 151.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2018-09-20 15:00:53,353 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 568.82 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 120.99 ms. Allocated memory is still 1.0 GB. Free memory was 935.7 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 32000.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -137.0 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 52191.91 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 65.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.1 MB). Peak memory consumption was 99.2 MB. Max. memory is 11.5 GB. * Witness Printer took 151.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - 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_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_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - 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_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_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - 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_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - 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_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE * 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: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 20]: Loop Invariant [2018-09-20 15:00:53,367 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:00:53,367 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (x == \old(x) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.8014398509481984E16) == two54_log10) - InvariantResult [Line: 153]: Loop Invariant [2018-09-20 15:00:53,368 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,368 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,369 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,369 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,369 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,369 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,369 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,374 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,374 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,374 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,374 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:00:53,375 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,375 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,376 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,376 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,376 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,376 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,376 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,377 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,377 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,377 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,378 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (((\exists v_q#valueAsBitvector_19 : bv64 :: !(~bvor32(~bvand32(v_q#valueAsBitvector_19[63:32], 2147483647bv32), v_q#valueAsBitvector_19[31:0]) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_19[63:63], v_q#valueAsBitvector_19[62:52], v_q#valueAsBitvector_19[51:0])) && (\exists v_q#valueAsBitvector_19 : bv64 :: (lx == v_q#valueAsBitvector_19[31:0] && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_19[63:63], v_q#valueAsBitvector_19[62:52], v_q#valueAsBitvector_19[51:0])) && hx == v_q#valueAsBitvector_19[63:32])) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.8014398509481984E16) == two54_log10) - InvariantResult [Line: 138]: Loop Invariant [2018-09-20 15:00:53,378 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:00:53,379 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (x == \old(x) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.8014398509481984E16) == two54_log10) - InvariantResult [Line: 165]: Loop Invariant [2018-09-20 15:00:53,379 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,385 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,385 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,385 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,385 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,385 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:00:53,386 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,386 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,388 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,388 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,388 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_19,QUANTIFIED] [2018-09-20 15:00:53,388 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ((\exists v_q#valueAsBitvector_19 : bv64 :: !(~bvor32(~bvand32(v_q#valueAsBitvector_19[63:32], 2147483647bv32), v_q#valueAsBitvector_19[31:0]) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_19[63:63], v_q#valueAsBitvector_19[62:52], v_q#valueAsBitvector_19[51:0])) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.8014398509481984E16) == two54_log10) - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 132 locations, 1 error locations. SAFE Result, 52.0s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 40.7s AutomataDifference, 0.0s DeadEndRemovalTime, 1.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 505 SDtfs, 241 SDslu, 2582 SDs, 0 SdLazy, 486 SolverSat, 30 SolverUnsat, 7 SolverUnknown, 0 SolverNotchecked, 32.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 197 GetRequests, 139 SyntacticMatches, 1 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 10.6s 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, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 31 PreInvPairs, 45 NumberOfFragments, 202 HoareAnnotationTreeSize, 31 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 230 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 7.3s InterpolantComputationTime, 171 NumberOfCodeBlocks, 171 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 167 ConstructedInterpolants, 48 QuantifiedInterpolants, 72512 SizeOfPredicates, 27 NumberOfNonLiveVariables, 543 ConjunctsInSsa, 41 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...