/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0960a_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/float_req_bl_0960a_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 643b85cfda98ac4fd84758bc794baabdbceeba64 .......................................................................................................................................................................................................................................................................................................................... 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/float_req_bl_0960a_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 643b85cfda98ac4fd84758bc794baabdbceeba64 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 15:28:24,600 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:28:24,602 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:28:24,620 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:28:24,620 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:28:24,622 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:28:24,623 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:28:24,626 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:28:24,629 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:28:24,630 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:28:24,639 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:28:24,640 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:28:24,641 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:28:24,642 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:28:24,643 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:28:24,646 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:28:24,648 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:28:24,652 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:28:24,658 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:28:24,659 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:28:24,660 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:28:24,664 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:28:24,668 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:28:24,668 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:28:24,669 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:28:24,670 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:28:24,671 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:28:24,672 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:28:24,676 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:28:24,677 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:28:24,677 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:28:24,679 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:28:24,679 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:28:24,680 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:28:24,682 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:28:24,683 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:28:24,683 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 15:28:24,713 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:28:24,713 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:28:24,714 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:28:24,714 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:28:24,716 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:28:24,716 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:28:24,717 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:28:24,717 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:28:24,717 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:28:24,718 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 15:28:24,718 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:28:24,718 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:28:24,718 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:28:24,718 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:28:24,718 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:28:24,719 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:28:24,719 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:28:24,719 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:28:24,719 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:28:24,719 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:28:24,721 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:28:24,721 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:28:24,721 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:28:24,721 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:28:24,721 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:28:24,722 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:28:24,722 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 15:28:24,722 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:28:24,722 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 15:28:24,722 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 -> 643b85cfda98ac4fd84758bc794baabdbceeba64 [2018-09-20 15:28:24,801 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:28:24,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:28:24,824 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:28:24,826 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:28:24,826 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:28:24,827 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0960a_true-unreach-call.c [2018-09-20 15:28:25,172 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5ac048ce/c9936d90d6a54e12841e62ed0176d587/FLAGc564d4a3a [2018-09-20 15:28:25,351 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:28:25,352 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0960a_true-unreach-call.c [2018-09-20 15:28:25,365 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5ac048ce/c9936d90d6a54e12841e62ed0176d587/FLAGc564d4a3a [2018-09-20 15:28:25,380 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5ac048ce/c9936d90d6a54e12841e62ed0176d587 [2018-09-20 15:28:25,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:28:25,387 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:28:25,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:28:25,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:28:25,395 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:28:25,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:28:25" (1/1) ... [2018-09-20 15:28:25,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f066172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:25, skipping insertion in model container [2018-09-20 15:28:25,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:28:25" (1/1) ... [2018-09-20 15:28:25,411 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:28:25,681 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:28:25,698 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:28:25,744 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:28:25,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:25 WrapperNode [2018-09-20 15:28:25,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:28:25,781 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:28:25,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:28:25,781 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:28:25,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:25" (1/1) ... [2018-09-20 15:28:25,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:25" (1/1) ... [2018-09-20 15:28:25,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:25" (1/1) ... [2018-09-20 15:28:25,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:25" (1/1) ... [2018-09-20 15:28:25,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:25" (1/1) ... [2018-09-20 15:28:25,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:25" (1/1) ... [2018-09-20 15:28:25,840 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:25" (1/1) ... [2018-09-20 15:28:25,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:28:25,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:28:25,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:28:25,845 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:28:25,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:28:25,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:28:25,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:28:25,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_logf [2018-09-20 15:28:25,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10f [2018-09-20 15:28:25,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2018-09-20 15:28:25,984 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:28:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:28:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-20 15:28:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_logf [2018-09-20 15:28:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:28:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 15:28:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 15:28:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:28:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 15:28:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 15:28:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10f [2018-09-20 15:28:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2018-09-20 15:28:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:28:25,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:28:25,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:28:25,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 15:28:25,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 15:28:26,967 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:28:26,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:28:26 BoogieIcfgContainer [2018-09-20 15:28:26,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:28:26,968 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:28:26,968 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:28:26,972 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:28:26,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:28:25" (1/3) ... [2018-09-20 15:28:26,973 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5844be43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:28:26, skipping insertion in model container [2018-09-20 15:28:26,973 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:25" (2/3) ... [2018-09-20 15:28:26,973 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5844be43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:28:26, skipping insertion in model container [2018-09-20 15:28:26,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:28:26" (3/3) ... [2018-09-20 15:28:26,976 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0960a_true-unreach-call.c [2018-09-20 15:28:26,985 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:28:26,995 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:28:27,041 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:28:27,042 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:28:27,042 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:28:27,042 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:28:27,043 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:28:27,043 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:28:27,043 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:28:27,043 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:28:27,043 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:28:27,065 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states. [2018-09-20 15:28:27,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-20 15:28:27,074 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:28:27,075 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 15:28:27,078 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:28:27,083 INFO L82 PathProgramCache]: Analyzing trace with hash 662128350, now seen corresponding path program 1 times [2018-09-20 15:28:27,085 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:28:27,086 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:28:27,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:28:27,135 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:28:27,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:28:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:28:27,261 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 15:28:27,265 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:28:27,265 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:28:27,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:28:27,284 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:28:27,285 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:28:27,288 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 2 states. [2018-09-20 15:28:27,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:28:27,325 INFO L93 Difference]: Finished difference Result 230 states and 290 transitions. [2018-09-20 15:28:27,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:28:27,327 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-09-20 15:28:27,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:28:27,339 INFO L225 Difference]: With dead ends: 230 [2018-09-20 15:28:27,339 INFO L226 Difference]: Without dead ends: 115 [2018-09-20 15:28:27,344 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:28:27,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2018-09-20 15:28:27,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2018-09-20 15:28:27,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-09-20 15:28:27,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 129 transitions. [2018-09-20 15:28:27,398 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 129 transitions. Word has length 23 [2018-09-20 15:28:27,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:28:27,399 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 129 transitions. [2018-09-20 15:28:27,399 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:28:27,399 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 129 transitions. [2018-09-20 15:28:27,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-20 15:28:27,401 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:28:27,401 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] [2018-09-20 15:28:27,402 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:28:27,402 INFO L82 PathProgramCache]: Analyzing trace with hash -1945787210, now seen corresponding path program 1 times [2018-09-20 15:28:27,402 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:28:27,402 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:28:27,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:28:27,404 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:28:27,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:28:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:28:27,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:28:27,612 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 15:28:27,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:28:27 BoogieIcfgContainer [2018-09-20 15:28:27,700 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:28:27,700 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:28:27,700 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:28:27,700 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:28:27,701 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:28:26" (3/4) ... [2018-09-20 15:28:27,709 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 15:28:27,709 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:28:27,712 INFO L168 Benchmark]: Toolchain (without parser) took 2327.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -117.8 MB). Peak memory consumption was 36.9 MB. Max. memory is 11.5 GB. [2018-09-20 15:28:27,715 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 15:28:27,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.88 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 15:28:27,718 INFO L168 Benchmark]: Boogie Preprocessor took 63.89 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:28:27,719 INFO L168 Benchmark]: RCFGBuilder took 1122.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -167.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2018-09-20 15:28:27,721 INFO L168 Benchmark]: TraceAbstraction took 731.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-09-20 15:28:27,722 INFO L168 Benchmark]: Witness Printer took 8.80 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-09-20 15:28:27,729 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 391.88 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 63.89 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1122.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -167.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 731.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Witness Printer took 8.80 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 167]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 117, overapproximation of bitwiseAnd at line 152. Possible FailurePath: [L12-L16] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L18] static const float zero_log = 0.0; [L98-L101] static const float two25_log10 = 3.3554432000e+07, ivln10_log10 = 4.3429449201e-01, log10_2hi_log10 = 3.0102920532e-01, log10_2lo_log10 = 7.9034151668e-07; [L103] static const float zero = 0.0; VAL [\old(ivln10_log10)=10737418242, \old(Lg1_log)=10737418260, \old(Lg2_log)=10737418262, \old(Lg3_log)=10737418241, \old(Lg4_log)=10737418248, \old(Lg5_log)=10737418250, \old(Lg6_log)=10737418259, \old(Lg7_log)=10737418256, \old(ln2_hi_log)=10737418244, \old(ln2_lo_log)=10737418251, \old(log10_2hi_log10)=10737418254, \old(log10_2lo_log10)=10737418258, \old(two25_log)=10737418255, \old(two25_log10)=10737418257, \old(zero)=10737418261, \old(zero_log)=10737418253, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L162] float x = 0.0f; VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=0, zero=0, zero_log=0] [L163] CALL, EXPR __ieee754_log10f(x) VAL [\old(x)=0, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L106] float y, z; [L107] __int32_t i, k, hx; VAL [\old(x)=0, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=0, zero=0, zero_log=0] [L110] FCALL ieee_float_shape_type gf_u; VAL [\old(x)=0, gf_u={10737418247:0}, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=0, zero=0, zero_log=0] [L111] FCALL gf_u.value = (x) VAL [\old(x)=0, gf_u={10737418247:0}, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=0, zero=0, zero_log=0] [L112] EXPR, FCALL gf_u.word VAL [\old(x)=0, gf_u={10737418247:0}, gf_u.word=10737418240, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=0, zero=0, zero_log=0] [L112] (hx) = gf_u.word VAL [\old(x)=0, gf_u={10737418247:0}, gf_u.word=10737418240, hx=-2147483648, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=0, zero=0, zero_log=0] [L112] FCALL (hx) = gf_u.word VAL [(hx) = gf_u.word=10737418245, \old(x)=0, gf_u={10737418247:0}, gf_u.word=10737418240, hx=-2147483648, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=0, zero=0, zero_log=0] [L113] COND FALSE !(0) VAL [\old(x)=0, hx=-2147483648, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=0, zero=0, zero_log=0] [L115] k = 0 VAL [\old(x)=0, hx=-2147483648, ivln10_log10=43429449201/100000000000, k=0, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=0, zero=0, zero_log=0] [L116] COND TRUE ((hx & 0x7fffffff) == 0) [L117] RET return -two25_log10 / zero; VAL [\old(x)=0, hx=-2147483648, ivln10_log10=43429449201/100000000000, k=0, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=0, zero=0, zero_log=0] [L163] EXPR __ieee754_log10f(x) VAL [__ieee754_log10f(x)=10737418246, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=0, zero=0, zero_log=0] [L163] float res = __ieee754_log10f(x); [L166] CALL, EXPR isinf_float(res) VAL [\old(x)=10737418246, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L146] __int32_t ix; VAL [\old(x)=10737418246, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=10737418246, zero=0, zero_log=0] [L148] FCALL ieee_float_shape_type gf_u; VAL [\old(x)=10737418246, gf_u={10737418247:0}, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=10737418246, zero=0, zero_log=0] [L149] FCALL gf_u.value = (x) VAL [\old(x)=10737418246, gf_u={10737418247:0}, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=10737418246, zero=0, zero_log=0] [L150] EXPR, FCALL gf_u.word VAL [\old(x)=10737418246, gf_u={10737418247:0}, gf_u.word=10737418240, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=10737418246, zero=0, zero_log=0] [L150] (ix) = gf_u.word VAL [\old(x)=10737418246, gf_u={10737418247:0}, gf_u.word=10737418240, ivln10_log10=43429449201/100000000000, ix=-2147483648, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=10737418246, zero=0, zero_log=0] [L150] FCALL (ix) = gf_u.word VAL [(ix) = gf_u.word=10737418249, \old(x)=10737418246, gf_u={10737418247:0}, gf_u.word=10737418240, ivln10_log10=43429449201/100000000000, ix=-2147483648, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=10737418246, zero=0, zero_log=0] [L151] COND FALSE !(0) VAL [\old(x)=10737418246, ivln10_log10=43429449201/100000000000, ix=-2147483648, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=10737418246, zero=0, zero_log=0] [L152] ix &= 0x7fffffff [L153] RET return ((ix) == 0x7f800000L); VAL [\old(x)=10737418246, \result=0, ivln10_log10=43429449201/100000000000, ix=0, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, x=10737418246, zero=0, zero_log=0] [L166] EXPR isinf_float(res) VAL [isinf_float(res)=0, ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, res=10737418246, two25_log=33554432, two25_log10=33554432, x=0, zero=0, zero_log=0] [L166] COND TRUE !isinf_float(res) [L167] __VERIFIER_error() VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, res=10737418246, two25_log=33554432, two25_log10=33554432, x=0, zero=0, zero_log=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 119 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 133 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=119occurred 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, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 484 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 15:28:30,065 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:28:30,067 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:28:30,088 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:28:30,092 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:28:30,093 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:28:30,094 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:28:30,098 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:28:30,100 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:28:30,101 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:28:30,102 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:28:30,102 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:28:30,103 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:28:30,104 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:28:30,105 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:28:30,106 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:28:30,107 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:28:30,109 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:28:30,111 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:28:30,112 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:28:30,114 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:28:30,115 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:28:30,118 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:28:30,118 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:28:30,118 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:28:30,120 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:28:30,121 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:28:30,122 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:28:30,122 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:28:30,124 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:28:30,124 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:28:30,125 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:28:30,125 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:28:30,125 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:28:30,126 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:28:30,127 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:28:30,128 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 15:28:30,143 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:28:30,143 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:28:30,144 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:28:30,144 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:28:30,145 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:28:30,145 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:28:30,145 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:28:30,146 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:28:30,146 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:28:30,146 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:28:30,146 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:28:30,146 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:28:30,146 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:28:30,147 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:28:30,147 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 15:28:30,147 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 15:28:30,147 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:28:30,147 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:28:30,147 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:28:30,148 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:28:30,148 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:28:30,148 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:28:30,148 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:28:30,148 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:28:30,148 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:28:30,149 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:28:30,149 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:28:30,149 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 15:28:30,149 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:28:30,149 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 15:28:30,149 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 15:28:30,150 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 -> 643b85cfda98ac4fd84758bc794baabdbceeba64 [2018-09-20 15:28:30,198 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:28:30,210 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:28:30,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:28:30,215 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:28:30,216 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:28:30,217 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0960a_true-unreach-call.c [2018-09-20 15:28:30,571 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2b4736cd/61c145dffa4d4285ad9e942e38cfae62/FLAG3637c3fac [2018-09-20 15:28:30,723 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:28:30,724 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0960a_true-unreach-call.c [2018-09-20 15:28:30,733 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2b4736cd/61c145dffa4d4285ad9e942e38cfae62/FLAG3637c3fac [2018-09-20 15:28:30,750 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2b4736cd/61c145dffa4d4285ad9e942e38cfae62 [2018-09-20 15:28:30,754 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:28:30,757 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:28:30,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:28:30,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:28:30,768 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:28:30,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:28:30" (1/1) ... [2018-09-20 15:28:30,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@459db806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:30, skipping insertion in model container [2018-09-20 15:28:30,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:28:30" (1/1) ... [2018-09-20 15:28:30,788 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:28:31,177 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:28:31,198 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:28:31,242 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:28:31,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:31 WrapperNode [2018-09-20 15:28:31,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:28:31,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:28:31,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:28:31,289 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:28:31,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:31" (1/1) ... [2018-09-20 15:28:31,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:31" (1/1) ... [2018-09-20 15:28:31,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:31" (1/1) ... [2018-09-20 15:28:31,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:31" (1/1) ... [2018-09-20 15:28:31,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:31" (1/1) ... [2018-09-20 15:28:31,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:31" (1/1) ... [2018-09-20 15:28:31,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:31" (1/1) ... [2018-09-20 15:28:31,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:28:31,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:28:31,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:28:31,382 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:28:31,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:28:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:28:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:28:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_logf [2018-09-20 15:28:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10f [2018-09-20 15:28:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2018-09-20 15:28:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:28:31,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:28:31,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-20 15:28:31,592 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_logf [2018-09-20 15:28:31,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:28:31,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-09-20 15:28:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 15:28:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:28:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 15:28:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-09-20 15:28:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10f [2018-09-20 15:28:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2018-09-20 15:28:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:28:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:28:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:28:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 15:28:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-09-20 15:28:31,952 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:28:31,993 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:28:45,263 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:28:45,271 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:28:46,207 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:28:46,233 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:28:46,390 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:28:46,431 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:28:47,380 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:28:47,391 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:28:49,695 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:28:49,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:28:49 BoogieIcfgContainer [2018-09-20 15:28:49,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:28:49,697 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:28:49,697 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:28:49,701 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:28:49,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:28:30" (1/3) ... [2018-09-20 15:28:49,702 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@369e00c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:28:49, skipping insertion in model container [2018-09-20 15:28:49,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:28:31" (2/3) ... [2018-09-20 15:28:49,702 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@369e00c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:28:49, skipping insertion in model container [2018-09-20 15:28:49,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:28:49" (3/3) ... [2018-09-20 15:28:49,705 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0960a_true-unreach-call.c [2018-09-20 15:28:49,715 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:28:49,724 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:28:49,777 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:28:49,778 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:28:49,778 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:28:49,778 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:28:49,778 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:28:49,779 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:28:49,779 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:28:49,779 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:28:49,779 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:28:49,801 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states. [2018-09-20 15:28:49,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-20 15:28:49,809 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:28:49,810 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] [2018-09-20 15:28:49,813 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:28:49,818 INFO L82 PathProgramCache]: Analyzing trace with hash -2021389718, now seen corresponding path program 1 times [2018-09-20 15:28:49,823 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:28:49,824 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 15:28:49,831 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:28:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:28:50,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:28:50,162 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 15:28:50,163 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:28:50,179 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:28:50,179 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:28:50,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:28:50,195 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:28:50,196 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:28:50,198 INFO L87 Difference]: Start difference. First operand 118 states. Second operand 2 states. [2018-09-20 15:28:50,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:28:50,236 INFO L93 Difference]: Finished difference Result 228 states and 288 transitions. [2018-09-20 15:28:50,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:28:50,237 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-09-20 15:28:50,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:28:50,251 INFO L225 Difference]: With dead ends: 228 [2018-09-20 15:28:50,252 INFO L226 Difference]: Without dead ends: 114 [2018-09-20 15:28:50,257 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 21 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 15:28:50,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-09-20 15:28:50,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-09-20 15:28:50,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-09-20 15:28:50,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 128 transitions. [2018-09-20 15:28:50,314 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 128 transitions. Word has length 22 [2018-09-20 15:28:50,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:28:50,314 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 128 transitions. [2018-09-20 15:28:50,314 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:28:50,315 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 128 transitions. [2018-09-20 15:28:50,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-20 15:28:50,317 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:28:50,317 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] [2018-09-20 15:28:50,317 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:28:50,318 INFO L82 PathProgramCache]: Analyzing trace with hash -114975408, now seen corresponding path program 1 times [2018-09-20 15:28:50,319 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:28:50,319 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 15:28:50,329 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:28:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:28:50,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:28:51,329 WARN L178 SmtUtils]: Spent 596.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-20 15:28:51,452 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 11 treesize of output 8 [2018-09-20 15:28:51,468 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 8 treesize of output 7 [2018-09-20 15:28:51,469 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:28:51,494 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:28:51,575 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:28:51,576 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-20 15:28:51,719 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 29 treesize of output 21 [2018-09-20 15:28:51,732 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 21 treesize of output 9 [2018-09-20 15:28:51,733 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:28:51,759 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:28:51,790 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:28:51,791 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-20 15:28:52,323 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 15:28:52,323 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:28:52,345 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:28:52,346 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-09-20 15:28:52,348 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-09-20 15:28:52,350 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-09-20 15:28:52,351 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2018-09-20 15:28:52,351 INFO L87 Difference]: Start difference. First operand 114 states and 128 transitions. Second operand 12 states. [2018-09-20 15:28:54,692 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2018-09-20 15:28:54,993 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-09-20 15:28:55,173 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2018-09-20 15:28:56,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:28:56,878 INFO L93 Difference]: Finished difference Result 121 states and 135 transitions. [2018-09-20 15:28:56,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-09-20 15:28:56,879 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 40 [2018-09-20 15:28:56,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:28:56,882 INFO L225 Difference]: With dead ends: 121 [2018-09-20 15:28:56,882 INFO L226 Difference]: Without dead ends: 114 [2018-09-20 15:28:56,884 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2018-09-20 15:28:56,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-09-20 15:28:56,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-09-20 15:28:56,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-09-20 15:28:56,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 127 transitions. [2018-09-20 15:28:56,903 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 127 transitions. Word has length 40 [2018-09-20 15:28:56,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:28:56,903 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 127 transitions. [2018-09-20 15:28:56,903 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-09-20 15:28:56,903 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 127 transitions. [2018-09-20 15:28:56,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-20 15:28:56,905 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:28:56,905 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] [2018-09-20 15:28:56,905 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:28:56,906 INFO L82 PathProgramCache]: Analyzing trace with hash 510246033, now seen corresponding path program 1 times [2018-09-20 15:28:56,906 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:28:56,907 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 15:28:56,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:28:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:28:57,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:28:57,255 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 11 treesize of output 8 [2018-09-20 15:28:57,268 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 8 treesize of output 7 [2018-09-20 15:28:57,269 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:28:57,274 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:28:57,285 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:28:57,285 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-20 15:28:57,343 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 29 treesize of output 21 [2018-09-20 15:28:57,351 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 21 treesize of output 9 [2018-09-20 15:28:57,352 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:28:57,356 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:28:57,359 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:28:57,360 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-20 15:28:57,506 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 15:28:57,506 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:28:57,524 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:28:57,524 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-20 15:28:57,524 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-20 15:28:57,525 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-20 15:28:57,525 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-20 15:28:57,525 INFO L87 Difference]: Start difference. First operand 114 states and 127 transitions. Second operand 8 states. [2018-09-20 15:28:59,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:28:59,444 INFO L93 Difference]: Finished difference Result 122 states and 135 transitions. [2018-09-20 15:28:59,445 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-20 15:28:59,445 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2018-09-20 15:28:59,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:28:59,446 INFO L225 Difference]: With dead ends: 122 [2018-09-20 15:28:59,446 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 15:28:59,447 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2018-09-20 15:28:59,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 15:28:59,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 15:28:59,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 15:28:59,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 15:28:59,448 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2018-09-20 15:28:59,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:28:59,449 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 15:28:59,449 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-20 15:28:59,449 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 15:28:59,449 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 15:28:59,454 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 15:28:59,883 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 16 [2018-09-20 15:29:00,251 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 17 [2018-09-20 15:29:00,401 INFO L426 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-09-20 15:29:00,401 INFO L426 ceAbstractionStarter]: For program point L149(line 149) no Hoare annotation was computed. [2018-09-20 15:29:00,401 INFO L426 ceAbstractionStarter]: For program point L150-1(line 150) no Hoare annotation was computed. [2018-09-20 15:29:00,401 INFO L426 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-09-20 15:29:00,401 INFO L426 ceAbstractionStarter]: For program point L150-2(line 150) no Hoare annotation was computed. [2018-09-20 15:29:00,402 INFO L426 ceAbstractionStarter]: For program point L148-1(line 148) no Hoare annotation was computed. [2018-09-20 15:29:00,402 INFO L426 ceAbstractionStarter]: For program point L148-2(line 148) no Hoare annotation was computed. [2018-09-20 15:29:00,402 INFO L426 ceAbstractionStarter]: For program point L147-1(lines 147 151) no Hoare annotation was computed. [2018-09-20 15:29:00,402 INFO L426 ceAbstractionStarter]: For program point L148-3(line 148) no Hoare annotation was computed. [2018-09-20 15:29:00,402 INFO L422 ceAbstractionStarter]: At program point L147-3(lines 147 151) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE 33554432.0)) ~two25_log10~0)) (= |isinf_float_#in~x| isinf_float_~x) (not (= ((_ to_fp 8 24) RNE (_ +zero 11 53)) ~zero~0))) [2018-09-20 15:29:00,402 INFO L429 ceAbstractionStarter]: At program point isinf_floatENTRY(lines 145 154) the Hoare annotation is: true [2018-09-20 15:29:00,402 INFO L426 ceAbstractionStarter]: For program point L147-4(lines 147 151) no Hoare annotation was computed. [2018-09-20 15:29:00,403 INFO L426 ceAbstractionStarter]: For program point isinf_floatEXIT(lines 145 154) no Hoare annotation was computed. [2018-09-20 15:29:00,403 INFO L426 ceAbstractionStarter]: For program point isinf_floatFINAL(lines 145 154) no Hoare annotation was computed. [2018-09-20 15:29:00,403 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:29:00,403 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:29:00,403 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:29:00,403 INFO L426 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-09-20 15:29:00,403 INFO L426 ceAbstractionStarter]: For program point L27-1(line 27) no Hoare annotation was computed. [2018-09-20 15:29:00,404 INFO L426 ceAbstractionStarter]: For program point L27-2(line 27) no Hoare annotation was computed. [2018-09-20 15:29:00,405 INFO L426 ceAbstractionStarter]: For program point L85(lines 85 89) no Hoare annotation was computed. [2018-09-20 15:29:00,405 INFO L426 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-09-20 15:29:00,405 INFO L426 ceAbstractionStarter]: For program point L52-1(line 52) no Hoare annotation was computed. [2018-09-20 15:29:00,406 INFO L426 ceAbstractionStarter]: For program point L52-2(line 52) no Hoare annotation was computed. [2018-09-20 15:29:00,406 INFO L429 ceAbstractionStarter]: At program point __ieee754_logfENTRY(lines 20 96) the Hoare annotation is: true [2018-09-20 15:29:00,406 INFO L426 ceAbstractionStarter]: For program point __ieee754_logfFINAL(lines 20 96) no Hoare annotation was computed. [2018-09-20 15:29:00,406 INFO L426 ceAbstractionStarter]: For program point L37(lines 37 45) no Hoare annotation was computed. [2018-09-20 15:29:00,406 INFO L426 ceAbstractionStarter]: For program point L37-1(lines 37 45) no Hoare annotation was computed. [2018-09-20 15:29:00,406 INFO L426 ceAbstractionStarter]: For program point L31(lines 31 32) no Hoare annotation was computed. [2018-09-20 15:29:00,406 INFO L426 ceAbstractionStarter]: For program point L56(lines 56 72) no Hoare annotation was computed. [2018-09-20 15:29:00,407 INFO L426 ceAbstractionStarter]: For program point L40-1(lines 40 44) no Hoare annotation was computed. [2018-09-20 15:29:00,407 INFO L429 ceAbstractionStarter]: At program point L40-3(lines 40 44) the Hoare annotation is: true [2018-09-20 15:29:00,407 INFO L426 ceAbstractionStarter]: For program point L57(lines 57 64) no Hoare annotation was computed. [2018-09-20 15:29:00,407 INFO L426 ceAbstractionStarter]: For program point L24-1(lines 24 28) no Hoare annotation was computed. [2018-09-20 15:29:00,407 INFO L429 ceAbstractionStarter]: At program point L24-3(lines 24 28) the Hoare annotation is: true [2018-09-20 15:29:00,407 INFO L426 ceAbstractionStarter]: For program point L24-4(lines 24 28) no Hoare annotation was computed. [2018-09-20 15:29:00,407 INFO L426 ceAbstractionStarter]: For program point L49-1(lines 49 53) no Hoare annotation was computed. [2018-09-20 15:29:00,409 INFO L429 ceAbstractionStarter]: At program point L49-3(lines 49 53) the Hoare annotation is: true [2018-09-20 15:29:00,409 INFO L426 ceAbstractionStarter]: For program point L49-4(lines 49 53) no Hoare annotation was computed. [2018-09-20 15:29:00,409 INFO L426 ceAbstractionStarter]: For program point L41(line 41) no Hoare annotation was computed. [2018-09-20 15:29:00,409 INFO L426 ceAbstractionStarter]: For program point L41-1(line 41) no Hoare annotation was computed. [2018-09-20 15:29:00,409 INFO L426 ceAbstractionStarter]: For program point L41-2(line 41) no Hoare annotation was computed. [2018-09-20 15:29:00,409 INFO L426 ceAbstractionStarter]: For program point L41-3(line 41) no Hoare annotation was computed. [2018-09-20 15:29:00,409 INFO L426 ceAbstractionStarter]: For program point L66(lines 66 71) no Hoare annotation was computed. [2018-09-20 15:29:00,409 INFO L426 ceAbstractionStarter]: For program point L33(lines 33 34) no Hoare annotation was computed. [2018-09-20 15:29:00,409 INFO L426 ceAbstractionStarter]: For program point __ieee754_logfEXIT(lines 20 96) no Hoare annotation was computed. [2018-09-20 15:29:00,410 INFO L426 ceAbstractionStarter]: For program point L91(lines 91 94) no Hoare annotation was computed. [2018-09-20 15:29:00,410 INFO L426 ceAbstractionStarter]: For program point L58(lines 58 63) no Hoare annotation was computed. [2018-09-20 15:29:00,410 INFO L426 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-09-20 15:29:00,410 INFO L426 ceAbstractionStarter]: For program point L25-1(line 25) no Hoare annotation was computed. [2018-09-20 15:29:00,410 INFO L426 ceAbstractionStarter]: For program point L25-2(line 25) no Hoare annotation was computed. [2018-09-20 15:29:00,410 INFO L426 ceAbstractionStarter]: For program point L25-3(line 25) no Hoare annotation was computed. [2018-09-20 15:29:00,410 INFO L426 ceAbstractionStarter]: For program point L83(lines 83 95) no Hoare annotation was computed. [2018-09-20 15:29:00,410 INFO L426 ceAbstractionStarter]: For program point L50(line 50) no Hoare annotation was computed. [2018-09-20 15:29:00,410 INFO L426 ceAbstractionStarter]: For program point L50-1(line 50) no Hoare annotation was computed. [2018-09-20 15:29:00,411 INFO L426 ceAbstractionStarter]: For program point L50-2(line 50) no Hoare annotation was computed. [2018-09-20 15:29:00,411 INFO L426 ceAbstractionStarter]: For program point L50-3(line 50) no Hoare annotation was computed. [2018-09-20 15:29:00,411 INFO L426 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-09-20 15:29:00,411 INFO L426 ceAbstractionStarter]: For program point L26(line 26) no Hoare annotation was computed. [2018-09-20 15:29:00,411 INFO L426 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-09-20 15:29:00,411 INFO L426 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-09-20 15:29:00,411 INFO L426 ceAbstractionStarter]: For program point L43-1(line 43) no Hoare annotation was computed. [2018-09-20 15:29:00,411 INFO L426 ceAbstractionStarter]: For program point L43-2(line 43) no Hoare annotation was computed. [2018-09-20 15:29:00,411 INFO L426 ceAbstractionStarter]: For program point L35(lines 35 36) no Hoare annotation was computed. [2018-09-20 15:29:00,412 INFO L426 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-09-20 15:29:00,412 INFO L426 ceAbstractionStarter]: For program point L126-1(line 126) no Hoare annotation was computed. [2018-09-20 15:29:00,412 INFO L426 ceAbstractionStarter]: For program point L126-2(line 126) no Hoare annotation was computed. [2018-09-20 15:29:00,412 INFO L426 ceAbstractionStarter]: For program point L126-3(line 126) no Hoare annotation was computed. [2018-09-20 15:29:00,412 INFO L426 ceAbstractionStarter]: For program point L122(lines 122 130) no Hoare annotation was computed. [2018-09-20 15:29:00,412 INFO L426 ceAbstractionStarter]: For program point L122-1(lines 122 130) no Hoare annotation was computed. [2018-09-20 15:29:00,412 INFO L426 ceAbstractionStarter]: For program point L118(lines 118 119) no Hoare annotation was computed. [2018-09-20 15:29:00,412 INFO L426 ceAbstractionStarter]: For program point L110(line 110) no Hoare annotation was computed. [2018-09-20 15:29:00,412 INFO L426 ceAbstractionStarter]: For program point L110-1(line 110) no Hoare annotation was computed. [2018-09-20 15:29:00,413 INFO L426 ceAbstractionStarter]: For program point L110-2(line 110) no Hoare annotation was computed. [2018-09-20 15:29:00,413 INFO L426 ceAbstractionStarter]: For program point L110-3(line 110) no Hoare annotation was computed. [2018-09-20 15:29:00,413 INFO L426 ceAbstractionStarter]: For program point L135-1(lines 135 139) no Hoare annotation was computed. [2018-09-20 15:29:00,413 INFO L422 ceAbstractionStarter]: At program point L135-3(lines 135 139) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE 33554432.0)) ~two25_log10~0)) (not (= ((_ to_fp 8 24) RNE (_ +zero 11 53)) ~zero~0)) (exists ((__ieee754_log10f_~hx~0 (_ BitVec 32))) (and (not (= (_ bv0 32) (bvand __ieee754_log10f_~hx~0 (_ bv2147483647 32)))) (= (fp ((_ extract 31 31) __ieee754_log10f_~hx~0) ((_ extract 30 23) __ieee754_log10f_~hx~0) ((_ extract 22 0) __ieee754_log10f_~hx~0)) |__ieee754_log10f_#in~x|)))) [2018-09-20 15:29:00,413 INFO L422 ceAbstractionStarter]: At program point L135-4(lines 135 139) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE 33554432.0)) ~two25_log10~0)) (not (= ((_ to_fp 8 24) RNE (_ +zero 11 53)) ~zero~0)) (exists ((__ieee754_log10f_~hx~0 (_ BitVec 32))) (and (not (= (_ bv0 32) (bvand __ieee754_log10f_~hx~0 (_ bv2147483647 32)))) (= (fp ((_ extract 31 31) __ieee754_log10f_~hx~0) ((_ extract 30 23) __ieee754_log10f_~hx~0) ((_ extract 22 0) __ieee754_log10f_~hx~0)) |__ieee754_log10f_#in~x|)))) [2018-09-20 15:29:00,413 INFO L426 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-09-20 15:29:00,414 INFO L426 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-09-20 15:29:00,414 INFO L426 ceAbstractionStarter]: For program point L140(line 140) no Hoare annotation was computed. [2018-09-20 15:29:00,414 INFO L429 ceAbstractionStarter]: At program point __ieee754_log10fENTRY(lines 105 142) the Hoare annotation is: true [2018-09-20 15:29:00,414 INFO L426 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-09-20 15:29:00,414 INFO L426 ceAbstractionStarter]: For program point L136-1(line 136) no Hoare annotation was computed. [2018-09-20 15:29:00,414 INFO L426 ceAbstractionStarter]: For program point L136-2(line 136) no Hoare annotation was computed. [2018-09-20 15:29:00,414 INFO L426 ceAbstractionStarter]: For program point __ieee754_log10fEXIT(lines 105 142) no Hoare annotation was computed. [2018-09-20 15:29:00,414 INFO L426 ceAbstractionStarter]: For program point L136-3(line 136) no Hoare annotation was computed. [2018-09-20 15:29:00,415 INFO L426 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-09-20 15:29:00,415 INFO L426 ceAbstractionStarter]: For program point L128-1(line 128) no Hoare annotation was computed. [2018-09-20 15:29:00,415 INFO L426 ceAbstractionStarter]: For program point L128-2(line 128) no Hoare annotation was computed. [2018-09-20 15:29:00,415 INFO L426 ceAbstractionStarter]: For program point __ieee754_log10fFINAL(lines 105 142) no Hoare annotation was computed. [2018-09-20 15:29:00,415 INFO L426 ceAbstractionStarter]: For program point L120(lines 120 121) no Hoare annotation was computed. [2018-09-20 15:29:00,415 INFO L426 ceAbstractionStarter]: For program point L116(lines 116 117) no Hoare annotation was computed. [2018-09-20 15:29:00,415 INFO L426 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-09-20 15:29:00,415 INFO L426 ceAbstractionStarter]: For program point L112-1(line 112) no Hoare annotation was computed. [2018-09-20 15:29:00,415 INFO L426 ceAbstractionStarter]: For program point L112-2(line 112) no Hoare annotation was computed. [2018-09-20 15:29:00,415 INFO L426 ceAbstractionStarter]: For program point L137(line 137) no Hoare annotation was computed. [2018-09-20 15:29:00,416 INFO L426 ceAbstractionStarter]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2018-09-20 15:29:00,416 INFO L422 ceAbstractionStarter]: At program point L125-3(lines 125 129) the Hoare annotation is: (or (and (exists ((__ieee754_log10f_~hx~0 (_ BitVec 32))) (and (not (= (_ bv0 32) (bvand __ieee754_log10f_~hx~0 (_ bv2147483647 32)))) (= (fp ((_ extract 31 31) __ieee754_log10f_~hx~0) ((_ extract 30 23) __ieee754_log10f_~hx~0) ((_ extract 22 0) __ieee754_log10f_~hx~0)) |__ieee754_log10f_#in~x|))) (= (fp ((_ extract 31 31) __ieee754_log10f_~hx~0) ((_ extract 30 23) __ieee754_log10f_~hx~0) ((_ extract 22 0) __ieee754_log10f_~hx~0)) |__ieee754_log10f_#in~x|)) (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE 33554432.0)) ~two25_log10~0)) (not (= ((_ to_fp 8 24) RNE (_ +zero 11 53)) ~zero~0))) [2018-09-20 15:29:00,416 INFO L426 ceAbstractionStarter]: For program point L109-1(lines 109 113) no Hoare annotation was computed. [2018-09-20 15:29:00,416 INFO L422 ceAbstractionStarter]: At program point L109-3(lines 109 113) the Hoare annotation is: (or (= |__ieee754_log10f_#in~x| __ieee754_log10f_~x) (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE 33554432.0)) ~two25_log10~0)) (not (= ((_ to_fp 8 24) RNE (_ +zero 11 53)) ~zero~0))) [2018-09-20 15:29:00,416 INFO L426 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-09-20 15:29:00,416 INFO L426 ceAbstractionStarter]: For program point L109-4(lines 109 113) no Hoare annotation was computed. [2018-09-20 15:29:00,416 INFO L426 ceAbstractionStarter]: For program point L138-1(line 138) no Hoare annotation was computed. [2018-09-20 15:29:00,416 INFO L426 ceAbstractionStarter]: For program point L138-2(line 138) no Hoare annotation was computed. [2018-09-20 15:29:00,417 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:29:00,417 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ((_ to_fp 8 24) RNE (_ +zero 11 53)) ~zero~0) (= ~two25_log10~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE 33554432.0)))) [2018-09-20 15:29:00,417 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:29:00,417 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:29:00,417 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 156 172) the Hoare annotation is: true [2018-09-20 15:29:00,417 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 167) no Hoare annotation was computed. [2018-09-20 15:29:00,417 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 156 172) no Hoare annotation was computed. [2018-09-20 15:29:00,417 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 156 172) no Hoare annotation was computed. [2018-09-20 15:29:00,418 INFO L426 ceAbstractionStarter]: For program point L167(line 167) no Hoare annotation was computed. [2018-09-20 15:29:00,418 INFO L422 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE 33554432.0))) (.cse1 ((_ to_fp 8 24) RNE (_ +zero 11 53)))) (or (not (= .cse0 ~two25_log10~0)) (= main_~res~0 (fp.div RNE (fp.neg .cse0) .cse1)) (not (= .cse1 ~zero~0)))) [2018-09-20 15:29:00,418 INFO L426 ceAbstractionStarter]: For program point L166-1(lines 166 169) no Hoare annotation was computed. [2018-09-20 15:29:00,418 INFO L422 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE 33554432.0)) ~two25_log10~0)) (= (_ +zero 8 24) main_~x~0) (not (= ((_ to_fp 8 24) RNE (_ +zero 11 53)) ~zero~0))) [2018-09-20 15:29:00,418 INFO L426 ceAbstractionStarter]: For program point L163-1(line 163) no Hoare annotation was computed. [2018-09-20 15:29:00,432 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,434 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,434 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,434 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,434 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,435 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,435 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,441 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,441 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,441 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,441 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,442 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,442 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,442 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,444 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,444 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,445 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,445 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,445 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,445 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,446 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,446 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,447 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,447 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,447 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,448 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,448 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,449 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,449 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,449 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,453 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,453 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,454 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,455 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,455 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,455 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,455 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,455 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,456 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,456 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:29:00 BoogieIcfgContainer [2018-09-20 15:29:00,463 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:29:00,464 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:29:00,464 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:29:00,464 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:29:00,468 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:28:49" (3/4) ... [2018-09-20 15:29:00,474 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 15:29:00,480 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 15:29:00,481 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_float [2018-09-20 15:29:00,481 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_logf [2018-09-20 15:29:00,481 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_log10f [2018-09-20 15:29:00,481 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 15:29:00,491 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2018-09-20 15:29:00,492 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2018-09-20 15:29:00,492 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-09-20 15:29:00,492 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-09-20 15:29:00,521 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(x) == x || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3.3554432E7)) == two25_log10)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == zero) [2018-09-20 15:29:00,522 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3.3554432E7)) == two25_log10) || \old(x) == x) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == zero) [2018-09-20 15:29:00,522 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists __ieee754_log10f_~hx~0 : bv32 :: !(0bv32 == ~bvand32(__ieee754_log10f_~hx~0, 2147483647bv32)) && ~fp~LONGDOUBLE(__ieee754_log10f_~hx~0[31:31], __ieee754_log10f_~hx~0[30:23], __ieee754_log10f_~hx~0[22:0]) == \old(x)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == \old(x)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3.3554432E7)) == two25_log10)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == zero) [2018-09-20 15:29:00,523 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3.3554432E7)) == two25_log10) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == zero)) || (\exists __ieee754_log10f_~hx~0 : bv32 :: !(0bv32 == ~bvand32(__ieee754_log10f_~hx~0, 2147483647bv32)) && ~fp~LONGDOUBLE(__ieee754_log10f_~hx~0[31:31], __ieee754_log10f_~hx~0[30:23], __ieee754_log10f_~hx~0[22:0]) == \old(x)) [2018-09-20 15:29:00,599 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 15:29:00,599 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:29:00,603 INFO L168 Benchmark]: Toolchain (without parser) took 29848.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 951.8 MB in the beginning and 887.7 MB in the end (delta: 64.1 MB). Peak memory consumption was 240.3 MB. Max. memory is 11.5 GB. [2018-09-20 15:29:00,604 INFO L168 Benchmark]: CDTParser took 0.19 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 15:29:00,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 530.43 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 15:29:00,605 INFO L168 Benchmark]: Boogie Preprocessor took 92.18 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 15:29:00,605 INFO L168 Benchmark]: RCFGBuilder took 18314.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -197.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-09-20 15:29:00,606 INFO L168 Benchmark]: TraceAbstraction took 10766.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 894.5 MB in the end (delta: 233.1 MB). Peak memory consumption was 233.1 MB. Max. memory is 11.5 GB. [2018-09-20 15:29:00,606 INFO L168 Benchmark]: Witness Printer took 138.49 ms. Allocated memory is still 1.2 GB. Free memory was 894.5 MB in the beginning and 887.7 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-09-20 15:29:00,609 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 530.43 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 92.18 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 18314.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -197.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10766.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 894.5 MB in the end (delta: 233.1 MB). Peak memory consumption was 233.1 MB. Max. memory is 11.5 GB. * Witness Printer took 138.49 ms. Allocated memory is still 1.2 GB. Free memory was 894.5 MB in the beginning and 887.7 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation 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[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,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[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,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 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 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 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[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,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[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 167]: 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: 49]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 135]: Loop Invariant [2018-09-20 15:29:00,615 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,615 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,615 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,616 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,616 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,616 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,616 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,617 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,617 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,617 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,618 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,618 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,618 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,618 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] Derived loop invariant: (!(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3.3554432E7)) == two25_log10) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == zero)) || (\exists __ieee754_log10f_~hx~0 : bv32 :: !(0bv32 == ~bvand32(__ieee754_log10f_~hx~0, 2147483647bv32)) && ~fp~LONGDOUBLE(__ieee754_log10f_~hx~0[31:31], __ieee754_log10f_~hx~0[30:23], __ieee754_log10f_~hx~0[22:0]) == \old(x)) - InvariantResult [Line: 147]: Loop Invariant [2018-09-20 15:29:00,619 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,619 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,619 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,620 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,620 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,620 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (!(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3.3554432E7)) == two25_log10) || \old(x) == x) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == zero) - InvariantResult [Line: 109]: Loop Invariant [2018-09-20 15:29:00,621 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,621 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,621 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,621 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,622 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,622 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (\old(x) == x || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3.3554432E7)) == two25_log10)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == zero) - InvariantResult [Line: 125]: Loop Invariant [2018-09-20 15:29:00,628 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,629 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,629 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,629 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,629 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,630 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,630 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,631 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,631 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,631 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,631 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-20 15:29:00,632 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,632 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:29:00,632 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (((\exists __ieee754_log10f_~hx~0 : bv32 :: !(0bv32 == ~bvand32(__ieee754_log10f_~hx~0, 2147483647bv32)) && ~fp~LONGDOUBLE(__ieee754_log10f_~hx~0[31:31], __ieee754_log10f_~hx~0[30:23], __ieee754_log10f_~hx~0[22:0]) == \old(x)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == \old(x)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3.3554432E7)) == two25_log10)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == zero) - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 118 locations, 1 error locations. SAFE Result, 10.6s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 6.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 346 SDtfs, 182 SDslu, 1507 SDs, 0 SdLazy, 221 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 118 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=118occurred 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 25 PreInvPairs, 35 NumberOfFragments, 210 HoareAnnotationTreeSize, 25 FomulaSimplifications, 34 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 279 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 103 NumberOfCodeBlocks, 103 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 100 ConstructedInterpolants, 5 QuantifiedInterpolants, 26868 SizeOfPredicates, 16 NumberOfNonLiveVariables, 361 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...