./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1131b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/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 ../sv-benchmarks/c/float-newlib/float_req_bl_1131b.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 6efcf0ef01c01ffa978b867fd4fac99c9f84566e ...................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/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 ../sv-benchmarks/c/float-newlib/float_req_bl_1131b.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 6efcf0ef01c01ffa978b867fd4fac99c9f84566e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-27 23:50:54,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 23:50:54,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 23:50:54,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 23:50:54,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 23:50:54,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 23:50:54,949 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 23:50:54,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 23:50:54,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 23:50:54,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 23:50:54,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 23:50:54,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 23:50:54,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 23:50:54,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 23:50:54,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 23:50:54,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 23:50:54,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 23:50:54,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 23:50:54,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 23:50:54,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 23:50:54,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 23:50:54,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 23:50:54,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 23:50:54,995 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 23:50:54,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 23:50:55,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 23:50:55,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 23:50:55,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 23:50:55,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 23:50:55,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 23:50:55,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 23:50:55,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 23:50:55,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 23:50:55,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 23:50:55,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 23:50:55,010 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 23:50:55,011 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 23:50:55,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 23:50:55,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 23:50:55,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 23:50:55,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 23:50:55,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 23:50:55,039 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 23:50:55,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 23:50:55,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 23:50:55,042 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 23:50:55,042 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 23:50:55,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 23:50:55,043 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 23:50:55,043 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 23:50:55,043 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 23:50:55,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 23:50:55,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 23:50:55,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 23:50:55,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 23:50:55,046 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 23:50:55,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 23:50:55,046 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 23:50:55,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 23:50:55,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 23:50:55,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 23:50:55,048 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 23:50:55,048 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 23:50:55,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 23:50:55,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 23:50:55,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 23:50:55,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 23:50:55,050 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 23:50:55,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 23:50:55,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 23:50:55,051 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 6efcf0ef01c01ffa978b867fd4fac99c9f84566e [2019-11-27 23:50:55,354 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 23:50:55,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 23:50:55,372 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 23:50:55,374 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 23:50:55,374 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 23:50:55,375 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2019-11-27 23:50:55,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27d2e58d8/b8ee358300ca495cb5989d98cd12ae2d/FLAG248b55edf [2019-11-27 23:50:55,918 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 23:50:55,919 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2019-11-27 23:50:55,932 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27d2e58d8/b8ee358300ca495cb5989d98cd12ae2d/FLAG248b55edf [2019-11-27 23:50:56,278 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27d2e58d8/b8ee358300ca495cb5989d98cd12ae2d [2019-11-27 23:50:56,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 23:50:56,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-27 23:50:56,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 23:50:56,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 23:50:56,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 23:50:56,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:50:56" (1/1) ... [2019-11-27 23:50:56,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f1c5821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:50:56, skipping insertion in model container [2019-11-27 23:50:56,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:50:56" (1/1) ... [2019-11-27 23:50:56,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 23:50:56,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 23:50:56,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:50:56,656 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 23:50:56,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:50:56,716 INFO L208 MainTranslator]: Completed translation [2019-11-27 23:50:56,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:50:56 WrapperNode [2019-11-27 23:50:56,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 23:50:56,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 23:50:56,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 23:50:56,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 23:50:56,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:50:56" (1/1) ... [2019-11-27 23:50:56,738 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:50:56" (1/1) ... [2019-11-27 23:50:56,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 23:50:56,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 23:50:56,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 23:50:56,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 23:50:56,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:50:56" (1/1) ... [2019-11-27 23:50:56,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:50:56" (1/1) ... [2019-11-27 23:50:56,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:50:56" (1/1) ... [2019-11-27 23:50:56,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:50:56" (1/1) ... [2019-11-27 23:50:56,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:50:56" (1/1) ... [2019-11-27 23:50:56,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:50:56" (1/1) ... [2019-11-27 23:50:56,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:50:56" (1/1) ... [2019-11-27 23:50:56,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 23:50:56,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-27 23:50:56,813 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-27 23:50:56,813 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-27 23:50:56,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:50:56" (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 [2019-11-27 23:50:56,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-27 23:50:56,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-27 23:50:56,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-27 23:50:56,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-27 23:50:56,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-27 23:50:56,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-27 23:50:56,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-27 23:50:56,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-11-27 23:50:56,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-27 23:50:57,367 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-27 23:50:57,368 INFO L297 CfgBuilder]: Removed 22 assume(true) statements. [2019-11-27 23:50:57,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:50:57 BoogieIcfgContainer [2019-11-27 23:50:57,370 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-27 23:50:57,371 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-27 23:50:57,371 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-27 23:50:57,375 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-27 23:50:57,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:50:56" (1/3) ... [2019-11-27 23:50:57,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@200fb6e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:50:57, skipping insertion in model container [2019-11-27 23:50:57,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:50:56" (2/3) ... [2019-11-27 23:50:57,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@200fb6e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:50:57, skipping insertion in model container [2019-11-27 23:50:57,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:50:57" (3/3) ... [2019-11-27 23:50:57,379 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_1131b.c [2019-11-27 23:50:57,389 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-27 23:50:57,396 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-27 23:50:57,406 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-27 23:50:57,428 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-27 23:50:57,428 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-27 23:50:57,428 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-27 23:50:57,428 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-27 23:50:57,429 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-27 23:50:57,429 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-27 23:50:57,429 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-27 23:50:57,429 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-27 23:50:57,445 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2019-11-27 23:50:57,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-27 23:50:57,453 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:50:57,454 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:50:57,454 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:50:57,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:50:57,459 INFO L82 PathProgramCache]: Analyzing trace with hash 2036314411, now seen corresponding path program 1 times [2019-11-27 23:50:57,469 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:50:57,469 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313446272] [2019-11-27 23:50:57,470 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:50:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:50:57,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:50:57,609 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313446272] [2019-11-27 23:50:57,610 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:50:57,610 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-27 23:50:57,611 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625151609] [2019-11-27 23:50:57,617 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-27 23:50:57,617 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:50:57,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-27 23:50:57,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-27 23:50:57,635 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 2 states. [2019-11-27 23:50:57,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:50:57,660 INFO L93 Difference]: Finished difference Result 92 states and 154 transitions. [2019-11-27 23:50:57,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-27 23:50:57,662 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2019-11-27 23:50:57,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:50:57,674 INFO L225 Difference]: With dead ends: 92 [2019-11-27 23:50:57,674 INFO L226 Difference]: Without dead ends: 43 [2019-11-27 23:50:57,678 INFO L630 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 [2019-11-27 23:50:57,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-27 23:50:57,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-11-27 23:50:57,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-11-27 23:50:57,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 58 transitions. [2019-11-27 23:50:57,719 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 58 transitions. Word has length 13 [2019-11-27 23:50:57,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:50:57,719 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 58 transitions. [2019-11-27 23:50:57,719 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-27 23:50:57,720 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2019-11-27 23:50:57,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-27 23:50:57,720 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:50:57,721 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:50:57,721 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:50:57,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:50:57,722 INFO L82 PathProgramCache]: Analyzing trace with hash -794964373, now seen corresponding path program 1 times [2019-11-27 23:50:57,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:50:57,722 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469196756] [2019-11-27 23:50:57,722 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:50:57,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-27 23:50:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-27 23:50:57,966 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-27 23:50:57,966 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-27 23:50:58,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:50:58 BoogieIcfgContainer [2019-11-27 23:50:58,029 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-27 23:50:58,030 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-27 23:50:58,030 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-27 23:50:58,031 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-27 23:50:58,032 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:50:57" (3/4) ... [2019-11-27 23:50:58,037 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-27 23:50:58,037 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-27 23:50:58,041 INFO L168 Benchmark]: Toolchain (without parser) took 1755.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -104.4 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. [2019-11-27 23:50:58,042 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:50:58,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -175.0 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2019-11-27 23:50:58,045 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.14 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. [2019-11-27 23:50:58,046 INFO L168 Benchmark]: Boogie Preprocessor took 41.50 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-27 23:50:58,048 INFO L168 Benchmark]: RCFGBuilder took 557.59 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: 37.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. [2019-11-27 23:50:58,048 INFO L168 Benchmark]: TraceAbstraction took 658.31 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: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2019-11-27 23:50:58,049 INFO L168 Benchmark]: Witness Printer took 6.71 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. [2019-11-27 23:50:58,066 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 432.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -175.0 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.14 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. * Boogie Preprocessor took 41.50 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 557.59 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: 37.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 658.31 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: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Witness Printer took 6.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 135]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 35, overapproximation of bitwiseXor at line 31. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; VAL [one_fmod=1, Zero_fmod={3:0}] [L126] float x = __VERIFIER_nondet_float(); [L127] float y = -1.0f / 0.0f; [L109] __int32_t ix; VAL [one_fmod=1, Zero_fmod={3:0}] [L111] ieee_float_shape_type gf_u; [L112] gf_u.value = (x) [L113] EXPR gf_u.word [L113] (ix) = gf_u.word [L115] ix &= 0x7fffffff [L116] return (((ix) < 0x7f800000L)); VAL [one_fmod=1, Zero_fmod={3:0}] [L129] COND TRUE isfinite_float(x) [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={3:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={3:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={3:0}] [L131] float res = fmod_float(x, y); [L134] COND TRUE res != x VAL [one_fmod=1, Zero_fmod={3:0}] [L135] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 47 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 63 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=47occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 144 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: 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 0.1.24-30f4e4a [2019-11-27 23:51:00,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 23:51:00,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 23:51:00,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 23:51:00,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 23:51:00,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 23:51:00,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 23:51:00,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 23:51:00,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 23:51:00,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 23:51:00,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 23:51:00,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 23:51:00,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 23:51:00,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 23:51:00,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 23:51:00,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 23:51:00,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 23:51:00,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 23:51:00,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 23:51:00,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 23:51:00,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 23:51:00,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 23:51:00,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 23:51:00,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 23:51:00,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 23:51:00,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 23:51:00,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 23:51:00,255 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 23:51:00,256 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 23:51:00,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 23:51:00,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 23:51:00,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 23:51:00,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 23:51:00,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 23:51:00,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 23:51:00,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 23:51:00,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 23:51:00,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 23:51:00,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 23:51:00,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 23:51:00,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 23:51:00,267 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 23:51:00,300 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 23:51:00,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 23:51:00,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 23:51:00,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 23:51:00,307 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 23:51:00,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 23:51:00,307 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 23:51:00,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 23:51:00,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 23:51:00,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 23:51:00,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 23:51:00,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 23:51:00,311 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 23:51:00,311 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 23:51:00,311 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 23:51:00,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 23:51:00,312 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 23:51:00,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 23:51:00,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 23:51:00,313 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 23:51:00,313 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 23:51:00,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 23:51:00,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 23:51:00,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 23:51:00,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 23:51:00,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 23:51:00,315 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 23:51:00,315 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 23:51:00,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 23:51:00,316 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 23:51:00,316 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 6efcf0ef01c01ffa978b867fd4fac99c9f84566e [2019-11-27 23:51:00,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 23:51:00,710 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 23:51:00,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 23:51:00,717 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 23:51:00,718 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 23:51:00,719 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2019-11-27 23:51:00,792 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00599e6e4/d5c9f94a765b4d6596f6d4de093b4b8c/FLAGc07d46609 [2019-11-27 23:51:01,260 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 23:51:01,261 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2019-11-27 23:51:01,269 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00599e6e4/d5c9f94a765b4d6596f6d4de093b4b8c/FLAGc07d46609 [2019-11-27 23:51:01,618 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00599e6e4/d5c9f94a765b4d6596f6d4de093b4b8c [2019-11-27 23:51:01,624 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 23:51:01,627 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-27 23:51:01,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 23:51:01,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 23:51:01,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 23:51:01,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:51:01" (1/1) ... [2019-11-27 23:51:01,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@323dcc8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:51:01, skipping insertion in model container [2019-11-27 23:51:01,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:51:01" (1/1) ... [2019-11-27 23:51:01,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 23:51:01,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 23:51:01,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:51:01,909 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 23:51:02,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:51:02,060 INFO L208 MainTranslator]: Completed translation [2019-11-27 23:51:02,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:51:02 WrapperNode [2019-11-27 23:51:02,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 23:51:02,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 23:51:02,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 23:51:02,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 23:51:02,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:51:02" (1/1) ... [2019-11-27 23:51:02,082 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:51:02" (1/1) ... [2019-11-27 23:51:02,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 23:51:02,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 23:51:02,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 23:51:02,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 23:51:02,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:51:02" (1/1) ... [2019-11-27 23:51:02,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:51:02" (1/1) ... [2019-11-27 23:51:02,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:51:02" (1/1) ... [2019-11-27 23:51:02,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:51:02" (1/1) ... [2019-11-27 23:51:02,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:51:02" (1/1) ... [2019-11-27 23:51:02,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:51:02" (1/1) ... [2019-11-27 23:51:02,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:51:02" (1/1) ... [2019-11-27 23:51:02,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 23:51:02,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-27 23:51:02,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-27 23:51:02,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-27 23:51:02,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:51:02" (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 [2019-11-27 23:51:02,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-11-27 23:51:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-27 23:51:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-11-27 23:51:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-27 23:51:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-27 23:51:02,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-27 23:51:02,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-11-27 23:51:02,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-27 23:51:02,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-27 23:51:04,043 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-27 23:51:04,043 INFO L297 CfgBuilder]: Removed 22 assume(true) statements. [2019-11-27 23:51:04,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:51:04 BoogieIcfgContainer [2019-11-27 23:51:04,044 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-27 23:51:04,046 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-27 23:51:04,046 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-27 23:51:04,049 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-27 23:51:04,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:51:01" (1/3) ... [2019-11-27 23:51:04,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a7a4572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:51:04, skipping insertion in model container [2019-11-27 23:51:04,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:51:02" (2/3) ... [2019-11-27 23:51:04,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a7a4572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:51:04, skipping insertion in model container [2019-11-27 23:51:04,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:51:04" (3/3) ... [2019-11-27 23:51:04,052 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_1131b.c [2019-11-27 23:51:04,062 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-27 23:51:04,070 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-27 23:51:04,082 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-27 23:51:04,115 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-27 23:51:04,116 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-27 23:51:04,116 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-27 23:51:04,116 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-27 23:51:04,116 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-27 23:51:04,117 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-27 23:51:04,117 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-27 23:51:04,117 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-27 23:51:04,134 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2019-11-27 23:51:04,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-27 23:51:04,142 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:51:04,143 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:51:04,144 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:51:04,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:51:04,149 INFO L82 PathProgramCache]: Analyzing trace with hash 2036314411, now seen corresponding path program 1 times [2019-11-27 23:51:04,159 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-27 23:51:04,160 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [900646213] [2019-11-27 23:51:04,160 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2019-11-27 23:51:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:51:04,492 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-27 23:51:04,496 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-27 23:51:04,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:51:04,509 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-27 23:51:04,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:51:04,515 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [900646213] [2019-11-27 23:51:04,516 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:51:04,516 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-27 23:51:04,517 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740012305] [2019-11-27 23:51:04,522 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-27 23:51:04,522 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-27 23:51:04,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-27 23:51:04,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-27 23:51:04,540 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 2 states. [2019-11-27 23:51:04,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:51:04,565 INFO L93 Difference]: Finished difference Result 92 states and 154 transitions. [2019-11-27 23:51:04,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-27 23:51:04,567 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2019-11-27 23:51:04,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:51:04,579 INFO L225 Difference]: With dead ends: 92 [2019-11-27 23:51:04,579 INFO L226 Difference]: Without dead ends: 43 [2019-11-27 23:51:04,583 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-27 23:51:04,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-27 23:51:04,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-11-27 23:51:04,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-11-27 23:51:04,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 58 transitions. [2019-11-27 23:51:04,624 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 58 transitions. Word has length 13 [2019-11-27 23:51:04,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:51:04,624 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 58 transitions. [2019-11-27 23:51:04,624 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-27 23:51:04,624 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2019-11-27 23:51:04,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-27 23:51:04,625 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:51:04,625 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:51:04,836 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-27 23:51:04,837 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:51:04,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:51:04,839 INFO L82 PathProgramCache]: Analyzing trace with hash -794964373, now seen corresponding path program 1 times [2019-11-27 23:51:04,840 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-27 23:51:04,841 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [748126578] [2019-11-27 23:51:04,841 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2019-11-27 23:51:05,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:51:05,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 24 conjunts are in the unsatisfiable core [2019-11-27 23:51:05,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-27 23:51:05,291 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-27 23:51:05,526 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-27 23:51:06,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:51:06,001 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-27 23:51:06,162 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-27 23:51:06,453 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-27 23:51:06,954 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-27 23:51:07,129 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-27 23:51:07,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:51:07,401 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [748126578] [2019-11-27 23:51:07,401 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:51:07,401 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [] total 18 [2019-11-27 23:51:07,402 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512768452] [2019-11-27 23:51:07,404 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-11-27 23:51:07,404 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-27 23:51:07,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-11-27 23:51:07,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2019-11-27 23:51:07,406 INFO L87 Difference]: Start difference. First operand 43 states and 58 transitions. Second operand 18 states. [2019-11-27 23:51:07,979 WARN L192 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 54 [2019-11-27 23:51:08,621 WARN L192 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2019-11-27 23:51:09,238 WARN L192 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 75 [2019-11-27 23:51:09,978 WARN L192 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 83 [2019-11-27 23:51:10,669 WARN L192 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 90 [2019-11-27 23:51:11,431 WARN L192 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 98 [2019-11-27 23:51:11,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:51:11,548 INFO L93 Difference]: Finished difference Result 47 states and 61 transitions. [2019-11-27 23:51:11,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-27 23:51:11,550 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 16 [2019-11-27 23:51:11,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:51:11,551 INFO L225 Difference]: With dead ends: 47 [2019-11-27 23:51:11,551 INFO L226 Difference]: Without dead ends: 18 [2019-11-27 23:51:11,553 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=128, Invalid=472, Unknown=0, NotChecked=0, Total=600 [2019-11-27 23:51:11,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2019-11-27 23:51:11,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2019-11-27 23:51:11,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2019-11-27 23:51:11,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 17 transitions. [2019-11-27 23:51:11,558 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 17 transitions. Word has length 16 [2019-11-27 23:51:11,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:51:11,559 INFO L462 AbstractCegarLoop]: Abstraction has 18 states and 17 transitions. [2019-11-27 23:51:11,559 INFO L463 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-11-27 23:51:11,559 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2019-11-27 23:51:11,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-27 23:51:11,560 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:51:11,560 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:51:11,773 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-27 23:51:11,774 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:51:11,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:51:11,775 INFO L82 PathProgramCache]: Analyzing trace with hash 1123581797, now seen corresponding path program 1 times [2019-11-27 23:51:11,776 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-27 23:51:11,777 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [195855275] [2019-11-27 23:51:11,777 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2019-11-27 23:51:11,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:51:11,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 14 conjunts are in the unsatisfiable core [2019-11-27 23:51:11,879 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-27 23:51:11,893 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-27 23:51:11,972 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-27 23:51:12,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:51:12,146 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-27 23:51:12,325 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-27 23:51:12,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:51:12,446 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [195855275] [2019-11-27 23:51:12,446 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:51:12,446 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 16 [2019-11-27 23:51:12,446 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360825893] [2019-11-27 23:51:12,447 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-11-27 23:51:12,447 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-27 23:51:12,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-11-27 23:51:12,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2019-11-27 23:51:12,448 INFO L87 Difference]: Start difference. First operand 18 states and 17 transitions. Second operand 16 states. [2019-11-27 23:51:12,843 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-11-27 23:51:13,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:51:13,266 INFO L93 Difference]: Finished difference Result 18 states and 17 transitions. [2019-11-27 23:51:13,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-27 23:51:13,266 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2019-11-27 23:51:13,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:51:13,267 INFO L225 Difference]: With dead ends: 18 [2019-11-27 23:51:13,267 INFO L226 Difference]: Without dead ends: 0 [2019-11-27 23:51:13,268 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=125, Invalid=337, Unknown=0, NotChecked=0, Total=462 [2019-11-27 23:51:13,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-27 23:51:13,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-27 23:51:13,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-27 23:51:13,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-27 23:51:13,269 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2019-11-27 23:51:13,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:51:13,270 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-27 23:51:13,270 INFO L463 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-11-27 23:51:13,270 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-27 23:51:13,270 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-27 23:51:13,470 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-27 23:51:13,474 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-27 23:51:13,816 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 38 [2019-11-27 23:51:14,090 WARN L192 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 70 [2019-11-27 23:51:14,330 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 54 [2019-11-27 23:51:14,333 INFO L246 CegarLoopResult]: For program point L52-1(lines 17 105) no Hoare annotation was computed. [2019-11-27 23:51:14,333 INFO L246 CegarLoopResult]: For program point L110-1(lines 110 114) no Hoare annotation was computed. [2019-11-27 23:51:14,333 INFO L242 CegarLoopResult]: At program point L110-2(lines 110 114) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start_main_~y~0)) (= ULTIMATE.start_main_~x~0 ULTIMATE.start_isfinite_float_~x)) [2019-11-27 23:51:14,333 INFO L246 CegarLoopResult]: For program point L110-3(lines 110 114) no Hoare annotation was computed. [2019-11-27 23:51:14,333 INFO L246 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2019-11-27 23:51:14,333 INFO L246 CegarLoopResult]: For program point L36(lines 36 37) no Hoare annotation was computed. [2019-11-27 23:51:14,334 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-27 23:51:14,334 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-27 23:51:14,334 INFO L246 CegarLoopResult]: For program point L86(lines 86 103) no Hoare annotation was computed. [2019-11-27 23:51:14,334 INFO L246 CegarLoopResult]: For program point L20-1(lines 20 24) no Hoare annotation was computed. [2019-11-27 23:51:14,334 INFO L242 CegarLoopResult]: At program point L20-2(lines 20 24) the Hoare annotation is: (and (exists ((v_ULTIMATE.start_isfinite_float_~ix~1_7 (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) v_ULTIMATE.start_isfinite_float_~ix~1_7) (_ bv2139095040 32)) (= ULTIMATE.start_main_~x~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isfinite_float_~ix~1_7) ((_ extract 30 23) v_ULTIMATE.start_isfinite_float_~ix~1_7) ((_ extract 22 0) v_ULTIMATE.start_isfinite_float_~ix~1_7))))) (= ULTIMATE.start_main_~x~0 ULTIMATE.start_fmod_float_~x) (exists ((v_prenex_6 RoundingMode)) (= (fp.div v_prenex_6 (fp.neg ((_ to_fp 8 24) v_prenex_6 1.0)) (_ +zero 8 24)) ULTIMATE.start_fmod_float_~y)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start_main_~y~0)) (= ULTIMATE.start_main_~x~0 ULTIMATE.start_isfinite_float_~x) (= (_ bv1 32) |ULTIMATE.start_isfinite_float_#res|)) [2019-11-27 23:51:14,334 INFO L246 CegarLoopResult]: For program point L70(lines 70 71) no Hoare annotation was computed. [2019-11-27 23:51:14,334 INFO L246 CegarLoopResult]: For program point L46(lines 17 105) no Hoare annotation was computed. [2019-11-27 23:51:14,335 INFO L242 CegarLoopResult]: At program point L104(lines 17 105) the Hoare annotation is: (and (exists ((v_ULTIMATE.start_isfinite_float_~ix~1_7 (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) v_ULTIMATE.start_isfinite_float_~ix~1_7) (_ bv2139095040 32)) (= ULTIMATE.start_main_~x~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isfinite_float_~ix~1_7) ((_ extract 30 23) v_ULTIMATE.start_isfinite_float_~ix~1_7) ((_ extract 22 0) v_ULTIMATE.start_isfinite_float_~ix~1_7))))) (= ULTIMATE.start_main_~x~0 ULTIMATE.start_fmod_float_~x) (exists ((v_prenex_6 RoundingMode)) (= (fp.div v_prenex_6 (fp.neg ((_ to_fp 8 24) v_prenex_6 1.0)) (_ +zero 8 24)) ULTIMATE.start_fmod_float_~y)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start_main_~y~0)) (= |ULTIMATE.start_fmod_float_#res| ULTIMATE.start_main_~x~0) (exists ((v_prenex_5 (_ BitVec 32)) (v_ULTIMATE.start_fmod_float_~hx~0_37 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start_fmod_float_~hx~0_37) ((_ extract 30 23) v_ULTIMATE.start_fmod_float_~hx~0_37) ((_ extract 22 0) v_ULTIMATE.start_fmod_float_~hx~0_37)) (fp ((_ extract 31 31) v_prenex_5) ((_ extract 30 23) v_prenex_5) ((_ extract 22 0) v_prenex_5))) (= (bvxor v_ULTIMATE.start_fmod_float_~hx~0_37 (bvand (_ bv2147483648 32) v_ULTIMATE.start_fmod_float_~hx~0_37)) ULTIMATE.start_fmod_float_~hx~0) (bvslt (bvand (_ bv2147483647 32) v_prenex_5) (_ bv2139095040 32)))) (exists ((v_ULTIMATE.start_fmod_float_~hy~0_22 (_ BitVec 32)) (v_prenex_6 RoundingMode)) (and (= ULTIMATE.start_fmod_float_~hy~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start_fmod_float_~hy~0_22)) (= (fp.div v_prenex_6 (fp.neg ((_ to_fp 8 24) v_prenex_6 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start_fmod_float_~hy~0_22) ((_ extract 30 23) v_ULTIMATE.start_fmod_float_~hy~0_22) ((_ extract 22 0) v_ULTIMATE.start_fmod_float_~hy~0_22))))) (= ULTIMATE.start_main_~x~0 ULTIMATE.start_isfinite_float_~x) (= (_ bv1 32) |ULTIMATE.start_isfinite_float_#res|)) [2019-11-27 23:51:14,335 INFO L246 CegarLoopResult]: For program point L38(lines 38 39) no Hoare annotation was computed. [2019-11-27 23:51:14,335 INFO L246 CegarLoopResult]: For program point L129(lines 129 138) no Hoare annotation was computed. [2019-11-27 23:51:14,335 INFO L246 CegarLoopResult]: For program point L129-2(lines 129 138) no Hoare annotation was computed. [2019-11-27 23:51:14,335 INFO L246 CegarLoopResult]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2019-11-27 23:51:14,335 INFO L242 CegarLoopResult]: At program point L88-2(lines 88 92) the Hoare annotation is: false [2019-11-27 23:51:14,335 INFO L246 CegarLoopResult]: For program point L47-2(lines 47 48) no Hoare annotation was computed. [2019-11-27 23:51:14,335 INFO L242 CegarLoopResult]: At program point L47-3(lines 47 48) the Hoare annotation is: false [2019-11-27 23:51:14,336 INFO L246 CegarLoopResult]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2019-11-27 23:51:14,336 INFO L242 CegarLoopResult]: At program point L97-2(lines 97 101) the Hoare annotation is: false [2019-11-27 23:51:14,336 INFO L246 CegarLoopResult]: For program point L97-3(lines 97 101) no Hoare annotation was computed. [2019-11-27 23:51:14,336 INFO L246 CegarLoopResult]: For program point L40(lines 40 44) no Hoare annotation was computed. [2019-11-27 23:51:14,336 INFO L246 CegarLoopResult]: For program point L40-1(lines 17 105) no Hoare annotation was computed. [2019-11-27 23:51:14,336 INFO L246 CegarLoopResult]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2019-11-27 23:51:14,336 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-27 23:51:14,336 INFO L246 CegarLoopResult]: For program point L65-3(lines 65 74) no Hoare annotation was computed. [2019-11-27 23:51:14,337 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 135) no Hoare annotation was computed. [2019-11-27 23:51:14,337 INFO L242 CegarLoopResult]: At program point L82-2(lines 82 85) the Hoare annotation is: false [2019-11-27 23:51:14,337 INFO L246 CegarLoopResult]: For program point L82-3(lines 17 105) no Hoare annotation was computed. [2019-11-27 23:51:14,337 INFO L249 CegarLoopResult]: At program point L140(lines 119 141) the Hoare annotation is: true [2019-11-27 23:51:14,337 INFO L246 CegarLoopResult]: For program point L41-2(lines 41 42) no Hoare annotation was computed. [2019-11-27 23:51:14,337 INFO L242 CegarLoopResult]: At program point L41-3(lines 41 42) the Hoare annotation is: false [2019-11-27 23:51:14,337 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-27 23:51:14,338 INFO L246 CegarLoopResult]: For program point L25(lines 25 29) no Hoare annotation was computed. [2019-11-27 23:51:14,338 INFO L246 CegarLoopResult]: For program point L58-1(lines 58 63) no Hoare annotation was computed. [2019-11-27 23:51:14,338 INFO L246 CegarLoopResult]: For program point L25-1(lines 17 105) no Hoare annotation was computed. [2019-11-27 23:51:14,338 INFO L246 CegarLoopResult]: For program point L25-2(lines 25 29) no Hoare annotation was computed. [2019-11-27 23:51:14,338 INFO L242 CegarLoopResult]: At program point L116(lines 108 117) the Hoare annotation is: (and (or (forall ((v_skolemized_v_prenex_3_3 (_ BitVec 32))) (or (bvslt (bvxor v_skolemized_v_prenex_3_3 (bvand (_ bv2147483648 32) v_skolemized_v_prenex_3_3)) (_ bv2139095040 32)) (not (= ULTIMATE.start_main_~x~0 (fp ((_ extract 31 31) v_skolemized_v_prenex_3_3) ((_ extract 30 23) v_skolemized_v_prenex_3_3) ((_ extract 22 0) v_skolemized_v_prenex_3_3)))))) (not (bvslt (bvand (_ bv2147483647 32) ULTIMATE.start_isfinite_float_~ix~1) (_ bv2139095040 32)))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start_main_~y~0)) (= ULTIMATE.start_main_~x~0 ULTIMATE.start_isfinite_float_~x) (or (and (exists ((v_ULTIMATE.start_isfinite_float_~ix~1_11 (_ BitVec 32))) (and (= ULTIMATE.start_main_~x~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isfinite_float_~ix~1_11) ((_ extract 30 23) v_ULTIMATE.start_isfinite_float_~ix~1_11) ((_ extract 22 0) v_ULTIMATE.start_isfinite_float_~ix~1_11))) (bvslt (bvand (_ bv2147483647 32) v_ULTIMATE.start_isfinite_float_~ix~1_11) (_ bv2139095040 32)))) (= (_ bv1 32) |ULTIMATE.start_isfinite_float_#res|)) (and (= (_ bv0 32) |ULTIMATE.start_isfinite_float_#res|) (exists ((v_ULTIMATE.start_isfinite_float_~ix~1_11 (_ BitVec 32))) (and (not (bvslt (bvand (_ bv2147483647 32) v_ULTIMATE.start_isfinite_float_~ix~1_11) (_ bv2139095040 32))) (= ULTIMATE.start_main_~x~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isfinite_float_~ix~1_11) ((_ extract 30 23) v_ULTIMATE.start_isfinite_float_~ix~1_11) ((_ extract 22 0) v_ULTIMATE.start_isfinite_float_~ix~1_11)))))))) [2019-11-27 23:51:14,338 INFO L246 CegarLoopResult]: For program point L67(lines 67 73) no Hoare annotation was computed. [2019-11-27 23:51:14,338 INFO L246 CegarLoopResult]: For program point L34(lines 34 35) no Hoare annotation was computed. [2019-11-27 23:51:14,339 INFO L242 CegarLoopResult]: At program point L67-2(lines 65 74) the Hoare annotation is: false [2019-11-27 23:51:14,339 INFO L246 CegarLoopResult]: For program point L76(lines 76 78) no Hoare annotation was computed. [2019-11-27 23:51:14,339 INFO L246 CegarLoopResult]: For program point L76-2(lines 17 105) no Hoare annotation was computed. [2019-11-27 23:51:14,339 INFO L246 CegarLoopResult]: For program point L134(lines 134 137) no Hoare annotation was computed. [2019-11-27 23:51:14,349 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,350 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,359 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,359 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,359 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,360 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,360 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,360 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,360 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,361 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,361 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,362 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,362 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,362 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,362 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,363 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,363 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,363 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,365 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,369 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,369 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,369 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,369 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-11-27 23:51:14,369 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,370 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,370 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-11-27 23:51:14,370 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-11-27 23:51:14,370 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-11-27 23:51:14,371 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,372 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,372 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,372 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,372 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,373 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,373 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,373 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,373 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,374 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,374 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,374 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,374 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,374 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,375 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,375 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,375 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,375 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-11-27 23:51:14,375 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,376 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,376 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-11-27 23:51:14,376 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-11-27 23:51:14,376 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-11-27 23:51:14,379 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,379 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,379 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,380 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,381 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,381 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,381 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,381 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,381 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,385 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,385 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,385 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,385 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,385 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:51:14 BoogieIcfgContainer [2019-11-27 23:51:14,389 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-27 23:51:14,390 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-27 23:51:14,390 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-27 23:51:14,390 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-27 23:51:14,391 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:51:04" (3/4) ... [2019-11-27 23:51:14,398 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-27 23:51:14,412 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-27 23:51:14,413 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-11-27 23:51:14,413 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-27 23:51:14,442 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == y) && x == x [2019-11-27 23:51:14,443 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((forall v_skolemized_v_prenex_3_3 : bv32 :: ~bvslt32(~bvxor32(v_skolemized_v_prenex_3_3, ~bvand32(2147483648bv32, v_skolemized_v_prenex_3_3)), 2139095040bv32) || !(x == ~fp~LONGDOUBLE(v_skolemized_v_prenex_3_3[31:31], v_skolemized_v_prenex_3_3[30:23], v_skolemized_v_prenex_3_3[22:0]))) || !~bvslt32(~bvand32(2147483647bv32, ix), 2139095040bv32)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == y)) && x == x) && (((\exists v_ULTIMATE.start_isfinite_float_~ix~1_11 : bv32 :: x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_11[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_11[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_11[22:0]) && ~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_11), 2139095040bv32)) && 1bv32 == \result) || (0bv32 == \result && (\exists v_ULTIMATE.start_isfinite_float_~ix~1_11 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_11), 2139095040bv32) && x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_11[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_11[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_11[22:0])))) [2019-11-27 23:51:14,443 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\exists v_ULTIMATE.start_isfinite_float_~ix~1_7 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_7), 2139095040bv32) && x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_7[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_7[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_7[22:0])) && x == x) && (\exists v_prenex_6 : FloatRoundingMode :: ~fp.div~FLOAT(v_prenex_6, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(v_prenex_6, 1.0)), ~Pluszero~LONGDOUBLE()) == y)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == y)) && x == x) && 1bv32 == \result [2019-11-27 23:51:14,465 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-27 23:51:14,466 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-27 23:51:14,467 INFO L168 Benchmark]: Toolchain (without parser) took 12841.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 204.5 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -102.3 MB). Peak memory consumption was 102.2 MB. Max. memory is 11.5 GB. [2019-11-27 23:51:14,468 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:51:14,468 INFO L168 Benchmark]: CACSL2BoogieTranslator took 431.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -178.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2019-11-27 23:51:14,469 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.14 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. [2019-11-27 23:51:14,469 INFO L168 Benchmark]: Boogie Preprocessor took 43.30 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-27 23:51:14,470 INFO L168 Benchmark]: RCFGBuilder took 1888.36 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: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. [2019-11-27 23:51:14,471 INFO L168 Benchmark]: TraceAbstraction took 10343.40 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 36.9 MB). Peak memory consumption was 98.2 MB. Max. memory is 11.5 GB. [2019-11-27 23:51:14,471 INFO L168 Benchmark]: Witness Printer took 76.00 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. [2019-11-27 23:51:14,475 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 431.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -178.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.14 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. * Boogie Preprocessor took 43.30 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1888.36 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: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10343.40 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 36.9 MB). Peak memory consumption was 98.2 MB. Max. memory is 11.5 GB. * Witness Printer took 76.00 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 135]: 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: 97]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 82]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 110]: Loop Invariant [2019-11-27 23:51:14,488 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,488 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,489 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,489 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == y) && x == x - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 20]: Loop Invariant [2019-11-27 23:51:14,489 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,490 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,490 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,490 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,490 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,490 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,490 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,491 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,491 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,491 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,492 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,492 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,492 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,492 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,492 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,492 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (((((\exists v_ULTIMATE.start_isfinite_float_~ix~1_7 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_7), 2139095040bv32) && x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_7[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_7[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_7[22:0])) && x == x) && (\exists v_prenex_6 : FloatRoundingMode :: ~fp.div~FLOAT(v_prenex_6, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(v_prenex_6, 1.0)), ~Pluszero~LONGDOUBLE()) == y)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == y)) && x == x) && 1bv32 == \result - InvariantResult [Line: 17]: Loop Invariant [2019-11-27 23:51:14,493 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,493 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,494 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,494 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,494 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,494 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,494 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,495 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,495 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,495 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,495 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,495 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,496 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,496 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,496 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,496 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,496 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,496 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-11-27 23:51:14,497 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,497 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,497 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-11-27 23:51:14,497 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-11-27 23:51:14,497 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-11-27 23:51:14,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-11-27 23:51:14,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,500 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,500 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,500 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,500 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,500 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-11-27 23:51:14,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-11-27 23:51:14,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-11-27 23:51:14,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-11-27 23:51:14,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-11-27 23:51:14,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-11-27 23:51:14,503 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] Derived loop invariant: ((((((((\exists v_ULTIMATE.start_isfinite_float_~ix~1_7 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_7), 2139095040bv32) && x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_7[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_7[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_7[22:0])) && x == x) && (\exists v_prenex_6 : FloatRoundingMode :: ~fp.div~FLOAT(v_prenex_6, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(v_prenex_6, 1.0)), ~Pluszero~LONGDOUBLE()) == y)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == y)) && \result == x) && (\exists v_prenex_5 : bv32, v_ULTIMATE.start_fmod_float_~hx~0_37 : bv32 :: (~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hx~0_37[31:31], v_ULTIMATE.start_fmod_float_~hx~0_37[30:23], v_ULTIMATE.start_fmod_float_~hx~0_37[22:0]) == ~fp~LONGDOUBLE(v_prenex_5[31:31], v_prenex_5[30:23], v_prenex_5[22:0]) && ~bvxor32(v_ULTIMATE.start_fmod_float_~hx~0_37, ~bvand32(2147483648bv32, v_ULTIMATE.start_fmod_float_~hx~0_37)) == hx) && ~bvslt32(~bvand32(2147483647bv32, v_prenex_5), 2139095040bv32))) && (\exists v_ULTIMATE.start_fmod_float_~hy~0_22 : bv32, v_prenex_6 : FloatRoundingMode :: hy == ~bvand32(2147483647bv32, v_ULTIMATE.start_fmod_float_~hy~0_22) && ~fp.div~FLOAT(v_prenex_6, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(v_prenex_6, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hy~0_22[31:31], v_ULTIMATE.start_fmod_float_~hy~0_22[30:23], v_ULTIMATE.start_fmod_float_~hy~0_22[22:0]))) && x == x) && 1bv32 == \result - InvariantResult [Line: 108]: Loop Invariant [2019-11-27 23:51:14,504 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,504 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,504 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,504 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,505 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,505 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,505 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,505 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,505 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,505 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,506 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,506 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,506 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,506 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,506 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,507 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,507 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-27 23:51:14,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:51:14,509 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,509 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,509 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,509 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,509 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,509 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,510 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-11-27 23:51:14,510 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] Derived loop invariant: ((((forall v_skolemized_v_prenex_3_3 : bv32 :: ~bvslt32(~bvxor32(v_skolemized_v_prenex_3_3, ~bvand32(2147483648bv32, v_skolemized_v_prenex_3_3)), 2139095040bv32) || !(x == ~fp~LONGDOUBLE(v_skolemized_v_prenex_3_3[31:31], v_skolemized_v_prenex_3_3[30:23], v_skolemized_v_prenex_3_3[22:0]))) || !~bvslt32(~bvand32(2147483647bv32, ix), 2139095040bv32)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == y)) && x == x) && (((\exists v_ULTIMATE.start_isfinite_float_~ix~1_11 : bv32 :: x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_11[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_11[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_11[22:0]) && ~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_11), 2139095040bv32)) && 1bv32 == \result) || (0bv32 == \result && (\exists v_ULTIMATE.start_isfinite_float_~ix~1_11 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_11), 2139095040bv32) && x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_11[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_11[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_11[22:0])))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 47 locations, 1 error locations. Result: SAFE, OverallTime: 9.3s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 5.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 78 SDtfs, 129 SDslu, 73 SDs, 0 SdLazy, 103 SolverSat, 24 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 99 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 6.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 11 PreInvPairs, 16 NumberOfFragments, 249 HoareAnnotationTreeSize, 11 FomulaSimplifications, 7 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 11 FomulaSimplificationsInter, 279 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 86 ConstructedInterpolants, 31 QuantifiedInterpolants, 21360 SizeOfPredicates, 28 NumberOfNonLiveVariables, 183 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...