./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/float-newlib/float_req_bl_1381_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/float_req_bl_1381_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 c91754c7d707a58127a2dc4a18babac51d557647 .............................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/float_req_bl_1381_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 c91754c7d707a58127a2dc4a18babac51d557647 ................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 04:06:55,016 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 04:06:55,018 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 04:06:55,038 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 04:06:55,039 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 04:06:55,040 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 04:06:55,044 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 04:06:55,047 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 04:06:55,050 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 04:06:55,053 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 04:06:55,056 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 04:06:55,057 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 04:06:55,058 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 04:06:55,061 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 04:06:55,066 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 04:06:55,067 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 04:06:55,067 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 04:06:55,073 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 04:06:55,079 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 04:06:55,082 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 04:06:55,084 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 04:06:55,088 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 04:06:55,094 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 04:06:55,094 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 04:06:55,095 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 04:06:55,096 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 04:06:55,097 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 04:06:55,099 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 04:06:55,100 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 04:06:55,103 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 04:06:55,104 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 04:06:55,105 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 04:06:55,106 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 04:06:55,106 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 04:06:55,109 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 04:06:55,110 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 04:06:55,110 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 04:06:55,142 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 04:06:55,143 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 04:06:55,144 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 04:06:55,146 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 04:06:55,146 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 04:06:55,146 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 04:06:55,146 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 04:06:55,147 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 04:06:55,148 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 04:06:55,148 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 04:06:55,148 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 04:06:55,148 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 04:06:55,148 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 04:06:55,149 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 04:06:55,149 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 04:06:55,150 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 04:06:55,150 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 04:06:55,150 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 04:06:55,150 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 04:06:55,150 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 04:06:55,151 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 04:06:55,151 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:06:55,151 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 04:06:55,151 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 04:06:55,151 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 04:06:55,151 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 04:06:55,154 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 04:06:55,155 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 04:06:55,155 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 -> c91754c7d707a58127a2dc4a18babac51d557647 [2018-12-31 04:06:55,228 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 04:06:55,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 04:06:55,250 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 04:06:55,252 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 04:06:55,253 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 04:06:55,254 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_1381_true-unreach-call.c [2018-12-31 04:06:55,315 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb89b3303/eb6250edd41548ee9182427c94e4b8e2/FLAG101d36de3 [2018-12-31 04:06:55,787 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 04:06:55,788 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_1381_true-unreach-call.c [2018-12-31 04:06:55,796 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb89b3303/eb6250edd41548ee9182427c94e4b8e2/FLAG101d36de3 [2018-12-31 04:06:56,122 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb89b3303/eb6250edd41548ee9182427c94e4b8e2 [2018-12-31 04:06:56,127 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 04:06:56,129 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 04:06:56,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 04:06:56,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 04:06:56,137 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 04:06:56,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:06:56" (1/1) ... [2018-12-31 04:06:56,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@636870a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:56, skipping insertion in model container [2018-12-31 04:06:56,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:06:56" (1/1) ... [2018-12-31 04:06:56,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 04:06:56,169 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 04:06:56,388 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:06:56,393 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 04:06:56,420 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:06:56,446 INFO L195 MainTranslator]: Completed translation [2018-12-31 04:06:56,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:56 WrapperNode [2018-12-31 04:06:56,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 04:06:56,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 04:06:56,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 04:06:56,448 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 04:06:56,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:56" (1/1) ... [2018-12-31 04:06:56,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:56" (1/1) ... [2018-12-31 04:06:56,492 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 04:06:56,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 04:06:56,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 04:06:56,493 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 04:06:56,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:56" (1/1) ... [2018-12-31 04:06:56,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:56" (1/1) ... [2018-12-31 04:06:56,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:56" (1/1) ... [2018-12-31 04:06:56,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:56" (1/1) ... [2018-12-31 04:06:56,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:56" (1/1) ... [2018-12-31 04:06:56,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:56" (1/1) ... [2018-12-31 04:06:56,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:56" (1/1) ... [2018-12-31 04:06:56,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 04:06:56,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 04:06:56,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 04:06:56,593 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 04:06:56,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:06:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 04:06:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-31 04:06:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-31 04:06:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-31 04:06:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 04:06:56,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 04:06:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-31 04:06:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 04:06:57,044 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 04:06:57,045 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-31 04:06:57,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:06:57 BoogieIcfgContainer [2018-12-31 04:06:57,046 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 04:06:57,046 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 04:06:57,046 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 04:06:57,050 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 04:06:57,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 04:06:56" (1/3) ... [2018-12-31 04:06:57,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5fa24b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:06:57, skipping insertion in model container [2018-12-31 04:06:57,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:56" (2/3) ... [2018-12-31 04:06:57,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5fa24b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:06:57, skipping insertion in model container [2018-12-31 04:06:57,052 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:06:57" (3/3) ... [2018-12-31 04:06:57,053 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1381_true-unreach-call.c [2018-12-31 04:06:57,064 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 04:06:57,072 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 04:06:57,091 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 04:06:57,122 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 04:06:57,123 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 04:06:57,123 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 04:06:57,123 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 04:06:57,124 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 04:06:57,124 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 04:06:57,124 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 04:06:57,124 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 04:06:57,124 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 04:06:57,140 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states. [2018-12-31 04:06:57,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-31 04:06:57,146 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:06:57,147 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:06:57,150 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:06:57,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:06:57,156 INFO L82 PathProgramCache]: Analyzing trace with hash 927449971, now seen corresponding path program 1 times [2018-12-31 04:06:57,158 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:06:57,159 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:06:57,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:06:57,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:06:57,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:06:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:06:57,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:06:57,289 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:06:57,290 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 04:06:57,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 04:06:57,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 04:06:57,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:06:57,310 INFO L87 Difference]: Start difference. First operand 17 states. Second operand 2 states. [2018-12-31 04:06:57,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:06:57,330 INFO L93 Difference]: Finished difference Result 32 states and 44 transitions. [2018-12-31 04:06:57,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 04:06:57,332 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2018-12-31 04:06:57,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:06:57,349 INFO L225 Difference]: With dead ends: 32 [2018-12-31 04:06:57,349 INFO L226 Difference]: Without dead ends: 14 [2018-12-31 04:06:57,354 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:06:57,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2018-12-31 04:06:57,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2018-12-31 04:06:57,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2018-12-31 04:06:57,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 13 transitions. [2018-12-31 04:06:57,391 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 13 transitions. Word has length 10 [2018-12-31 04:06:57,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:06:57,392 INFO L480 AbstractCegarLoop]: Abstraction has 14 states and 13 transitions. [2018-12-31 04:06:57,392 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 04:06:57,392 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-12-31 04:06:57,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-31 04:06:57,393 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:06:57,393 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:06:57,393 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:06:57,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:06:57,395 INFO L82 PathProgramCache]: Analyzing trace with hash 1499794425, now seen corresponding path program 1 times [2018-12-31 04:06:57,395 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:06:57,395 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:06:57,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:06:57,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:06:57,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:06:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 04:06:57,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 04:06:57,539 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-31 04:06:57,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 04:06:57 BoogieIcfgContainer [2018-12-31 04:06:57,567 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 04:06:57,568 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 04:06:57,568 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 04:06:57,568 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 04:06:57,569 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:06:57" (3/4) ... [2018-12-31 04:06:57,572 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-31 04:06:57,573 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 04:06:57,574 INFO L168 Benchmark]: Toolchain (without parser) took 1445.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -105.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:57,576 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:06:57,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.90 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 941.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:57,577 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.93 ms. Allocated memory is still 1.0 GB. Free memory is still 941.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:06:57,578 INFO L168 Benchmark]: Boogie Preprocessor took 99.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -162.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:57,579 INFO L168 Benchmark]: RCFGBuilder took 453.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:57,580 INFO L168 Benchmark]: TraceAbstraction took 521.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:57,581 INFO L168 Benchmark]: Witness Printer took 4.77 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:06:57,586 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 316.90 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 941.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.93 ms. Allocated memory is still 1.0 GB. Free memory is still 941.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 99.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -162.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 453.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 521.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * Witness Printer took 4.77 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 49]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 33, overapproximation of bitwiseOr at line 26, overapproximation of someBinaryArithmeticFLOAToperation at line 43. Possible FailurePath: [L43] float x = 0.0f / 0.0f; [L44] float y = __VERIFIER_nondet_float(); [L13] __uint32_t ix, iy; [L15] ieee_float_shape_type gf_u; [L16] gf_u.value = (x) [L17] EXPR gf_u.word [L17] (ix) = gf_u.word [L20] ieee_float_shape_type gf_u; [L21] gf_u.value = (y) [L22] EXPR gf_u.word [L22] (iy) = gf_u.word [L25] ieee_float_shape_type sf_u; [L26] sf_u.word = ((ix & 0x7fffffff) | (iy & 0x80000000)) [L27] EXPR sf_u.value [L27] (x) = sf_u.value [L29] return x; [L45] float res = copysign_float(x, y); [L33] return x != x; [L48] COND TRUE !isnan_float(res) [L49] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 17 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16 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=17occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-2e94e6a [2018-12-31 04:07:00,003 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 04:07:00,007 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 04:07:00,020 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 04:07:00,020 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 04:07:00,021 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 04:07:00,026 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 04:07:00,027 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 04:07:00,029 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 04:07:00,030 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 04:07:00,031 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 04:07:00,031 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 04:07:00,032 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 04:07:00,033 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 04:07:00,034 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 04:07:00,035 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 04:07:00,036 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 04:07:00,037 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 04:07:00,040 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 04:07:00,041 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 04:07:00,042 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 04:07:00,044 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 04:07:00,046 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 04:07:00,046 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 04:07:00,047 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 04:07:00,048 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 04:07:00,049 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 04:07:00,049 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 04:07:00,050 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 04:07:00,051 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 04:07:00,052 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 04:07:00,055 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 04:07:00,055 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 04:07:00,055 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 04:07:00,058 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 04:07:00,060 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 04:07:00,060 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-31 04:07:00,090 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 04:07:00,090 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 04:07:00,093 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 04:07:00,093 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 04:07:00,094 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 04:07:00,095 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 04:07:00,095 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 04:07:00,095 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 04:07:00,095 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 04:07:00,096 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 04:07:00,096 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 04:07:00,096 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 04:07:00,096 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-31 04:07:00,096 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-31 04:07:00,096 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 04:07:00,097 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 04:07:00,097 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 04:07:00,098 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 04:07:00,098 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 04:07:00,098 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 04:07:00,098 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 04:07:00,098 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 04:07:00,098 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:07:00,099 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 04:07:00,099 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 04:07:00,099 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 04:07:00,099 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-31 04:07:00,099 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 04:07:00,100 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-31 04:07:00,101 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-31 04:07:00,102 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 -> c91754c7d707a58127a2dc4a18babac51d557647 [2018-12-31 04:07:00,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 04:07:00,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 04:07:00,187 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 04:07:00,190 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 04:07:00,190 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 04:07:00,191 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_1381_true-unreach-call.c [2018-12-31 04:07:00,244 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bfb4a580/81cec03356b34d28a5abe2d4a6dbe95c/FLAGa24b604df [2018-12-31 04:07:00,712 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 04:07:00,714 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_1381_true-unreach-call.c [2018-12-31 04:07:00,725 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bfb4a580/81cec03356b34d28a5abe2d4a6dbe95c/FLAGa24b604df [2018-12-31 04:07:01,037 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bfb4a580/81cec03356b34d28a5abe2d4a6dbe95c [2018-12-31 04:07:01,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 04:07:01,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 04:07:01,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 04:07:01,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 04:07:01,048 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 04:07:01,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:07:01" (1/1) ... [2018-12-31 04:07:01,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c4dae6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:07:01, skipping insertion in model container [2018-12-31 04:07:01,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:07:01" (1/1) ... [2018-12-31 04:07:01,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 04:07:01,084 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 04:07:01,297 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:07:01,304 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 04:07:01,333 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:07:01,361 INFO L195 MainTranslator]: Completed translation [2018-12-31 04:07:01,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:07:01 WrapperNode [2018-12-31 04:07:01,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 04:07:01,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 04:07:01,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 04:07:01,363 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 04:07:01,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:07:01" (1/1) ... [2018-12-31 04:07:01,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:07:01" (1/1) ... [2018-12-31 04:07:01,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 04:07:01,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 04:07:01,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 04:07:01,410 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 04:07:01,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:07:01" (1/1) ... [2018-12-31 04:07:01,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:07:01" (1/1) ... [2018-12-31 04:07:01,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:07:01" (1/1) ... [2018-12-31 04:07:01,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:07:01" (1/1) ... [2018-12-31 04:07:01,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:07:01" (1/1) ... [2018-12-31 04:07:01,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:07:01" (1/1) ... [2018-12-31 04:07:01,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:07:01" (1/1) ... [2018-12-31 04:07:01,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 04:07:01,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 04:07:01,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 04:07:01,535 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 04:07:01,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:07:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:07:01,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 04:07:01,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-31 04:07:01,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-31 04:07:01,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 04:07:01,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 04:07:01,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-31 04:07:01,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-31 04:07:01,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 04:07:01,820 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:07:01,997 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:07:02,033 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 04:07:02,034 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-31 04:07:02,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:07:02 BoogieIcfgContainer [2018-12-31 04:07:02,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 04:07:02,036 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 04:07:02,036 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 04:07:02,039 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 04:07:02,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 04:07:01" (1/3) ... [2018-12-31 04:07:02,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67c0bfa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:07:02, skipping insertion in model container [2018-12-31 04:07:02,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:07:01" (2/3) ... [2018-12-31 04:07:02,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67c0bfa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:07:02, skipping insertion in model container [2018-12-31 04:07:02,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:07:02" (3/3) ... [2018-12-31 04:07:02,043 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1381_true-unreach-call.c [2018-12-31 04:07:02,054 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 04:07:02,063 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 04:07:02,082 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 04:07:02,115 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 04:07:02,116 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 04:07:02,116 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 04:07:02,116 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 04:07:02,117 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 04:07:02,117 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 04:07:02,117 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 04:07:02,117 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 04:07:02,117 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 04:07:02,133 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states. [2018-12-31 04:07:02,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-31 04:07:02,140 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:07:02,141 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:07:02,144 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:07:02,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:07:02,151 INFO L82 PathProgramCache]: Analyzing trace with hash 927449971, now seen corresponding path program 1 times [2018-12-31 04:07:02,156 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 04:07:02,156 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-12-31 04:07:02,165 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:07:02,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:07:02,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:07:02,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:07:02,231 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 04:07:02,243 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:07:02,243 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 04:07:02,247 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 04:07:02,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 04:07:02,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:07:02,262 INFO L87 Difference]: Start difference. First operand 17 states. Second operand 2 states. [2018-12-31 04:07:02,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:07:02,278 INFO L93 Difference]: Finished difference Result 32 states and 44 transitions. [2018-12-31 04:07:02,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 04:07:02,280 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2018-12-31 04:07:02,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:07:02,290 INFO L225 Difference]: With dead ends: 32 [2018-12-31 04:07:02,290 INFO L226 Difference]: Without dead ends: 14 [2018-12-31 04:07:02,294 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:07:02,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2018-12-31 04:07:02,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2018-12-31 04:07:02,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2018-12-31 04:07:02,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 13 transitions. [2018-12-31 04:07:02,327 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 13 transitions. Word has length 10 [2018-12-31 04:07:02,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:07:02,327 INFO L480 AbstractCegarLoop]: Abstraction has 14 states and 13 transitions. [2018-12-31 04:07:02,327 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 04:07:02,327 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-12-31 04:07:02,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-31 04:07:02,328 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:07:02,329 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:07:02,329 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:07:02,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:07:02,329 INFO L82 PathProgramCache]: Analyzing trace with hash 1499794425, now seen corresponding path program 1 times [2018-12-31 04:07:02,331 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 04:07:02,331 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-12-31 04:07:02,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:07:02,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:07:02,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:07:02,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:07:02,735 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 04:07:02,747 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:07:02,748 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-31 04:07:02,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-31 04:07:02,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-31 04:07:02,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-31 04:07:02,751 INFO L87 Difference]: Start difference. First operand 14 states and 13 transitions. Second operand 7 states. [2018-12-31 04:07:03,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:07:03,118 INFO L93 Difference]: Finished difference Result 14 states and 13 transitions. [2018-12-31 04:07:03,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-31 04:07:03,118 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 13 [2018-12-31 04:07:03,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:07:03,119 INFO L225 Difference]: With dead ends: 14 [2018-12-31 04:07:03,119 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 04:07:03,120 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2018-12-31 04:07:03,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 04:07:03,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 04:07:03,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 04:07:03,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 04:07:03,121 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2018-12-31 04:07:03,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:07:03,122 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 04:07:03,122 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-31 04:07:03,122 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 04:07:03,122 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 04:07:03,127 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 04:07:03,388 WARN L181 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-12-31 04:07:03,391 INFO L444 ceAbstractionStarter]: At program point L33(line 33) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven (_ +zero 8 24) (_ +zero 8 24)))) (and (= (bvadd |ULTIMATE.start_isnan_float_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_copysign_float_~x .cse0) (= (fp ((_ extract 31 31) ULTIMATE.start_copysign_float_~ix~0) ((_ extract 30 23) ULTIMATE.start_copysign_float_~ix~0) ((_ extract 22 0) ULTIMATE.start_copysign_float_~ix~0)) .cse0) (= |ULTIMATE.start_copysign_float_#res| .cse0))) [2018-12-31 04:07:03,391 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 04:07:03,392 INFO L444 ceAbstractionStarter]: At program point L29(lines 12 30) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven (_ +zero 8 24) (_ +zero 8 24)))) (and (= ULTIMATE.start_copysign_float_~x .cse0) (= (fp ((_ extract 31 31) ULTIMATE.start_copysign_float_~ix~0) ((_ extract 30 23) ULTIMATE.start_copysign_float_~ix~0) ((_ extract 22 0) ULTIMATE.start_copysign_float_~ix~0)) .cse0) (= |ULTIMATE.start_copysign_float_#res| .cse0))) [2018-12-31 04:07:03,392 INFO L448 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2018-12-31 04:07:03,392 INFO L448 ceAbstractionStarter]: For program point L19-1(lines 12 30) no Hoare annotation was computed. [2018-12-31 04:07:03,392 INFO L448 ceAbstractionStarter]: For program point L48(lines 48 51) no Hoare annotation was computed. [2018-12-31 04:07:03,392 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 49) no Hoare annotation was computed. [2018-12-31 04:07:03,392 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 04:07:03,393 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 04:07:03,394 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 04:07:03,394 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 28) no Hoare annotation was computed. [2018-12-31 04:07:03,395 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 12 30) no Hoare annotation was computed. [2018-12-31 04:07:03,395 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 24 28) no Hoare annotation was computed. [2018-12-31 04:07:03,395 INFO L451 ceAbstractionStarter]: At program point L53(lines 35 54) the Hoare annotation is: true [2018-12-31 04:07:03,395 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-31 04:07:03,395 INFO L448 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2018-12-31 04:07:03,396 INFO L444 ceAbstractionStarter]: At program point L14-2(lines 14 18) the Hoare annotation is: (= ULTIMATE.start_copysign_float_~x (fp.div roundNearestTiesToEven (_ +zero 8 24) (_ +zero 8 24))) [2018-12-31 04:07:03,408 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,410 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,410 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,414 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,414 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,414 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,416 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,416 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,418 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,418 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,418 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,419 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,419 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,420 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 04:07:03 BoogieIcfgContainer [2018-12-31 04:07:03,423 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 04:07:03,424 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 04:07:03,424 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 04:07:03,424 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 04:07:03,426 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:07:02" (3/4) ... [2018-12-31 04:07:03,430 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 04:07:03,446 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-31 04:07:03,447 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-31 04:07:03,448 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 04:07:03,509 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 04:07:03,509 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 04:07:03,510 INFO L168 Benchmark]: Toolchain (without parser) took 2468.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -108.9 MB). Peak memory consumption was 35.3 MB. Max. memory is 11.5 GB. [2018-12-31 04:07:03,514 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:07:03,515 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.31 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 935.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-31 04:07:03,519 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.30 ms. Allocated memory is still 1.0 GB. Free memory was 935.3 MB in the beginning and 929.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-31 04:07:03,520 INFO L168 Benchmark]: Boogie Preprocessor took 124.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -202.4 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-12-31 04:07:03,521 INFO L168 Benchmark]: RCFGBuilder took 500.00 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: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-12-31 04:07:03,527 INFO L168 Benchmark]: TraceAbstraction took 1387.45 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: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 11.5 GB. [2018-12-31 04:07:03,529 INFO L168 Benchmark]: Witness Printer took 85.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:07:03,538 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 318.31 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 935.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.30 ms. Allocated memory is still 1.0 GB. Free memory was 935.3 MB in the beginning and 929.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 124.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -202.4 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 500.00 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: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1387.45 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: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 11.5 GB. * Witness Printer took 85.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: 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: 35]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 33]: Loop Invariant [2018-12-31 04:07:03,560 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,560 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,560 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,570 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,571 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,571 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((~bvadd64(\result, 4294967295bv32) == 0bv32 && x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) == ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 14]: Loop Invariant [2018-12-31 04:07:03,571 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,572 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 12]: Loop Invariant [2018-12-31 04:07:03,576 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,576 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,577 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,577 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,577 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:07:03,577 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) && ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) == ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 17 locations, 1 error locations. SAFE Result, 1.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 22 SDtfs, 14 SDslu, 18 SDs, 0 SdLazy, 17 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 8 NumberOfFragments, 62 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 1065 SizeOfPredicates, 11 NumberOfNonLiveVariables, 71 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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...