./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ee8e70e7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b5a9a5f04ffebcbeddfcdcc0054cf362a3fa4d7b ......................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b5a9a5f04ffebcbeddfcdcc0054cf362a3fa4d7b .................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-ee8e70e [2020-10-24 14:35:54,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 14:35:54,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 14:35:54,886 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 14:35:54,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 14:35:54,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 14:35:54,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 14:35:54,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 14:35:54,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 14:35:54,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 14:35:54,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 14:35:54,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 14:35:54,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 14:35:54,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 14:35:54,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 14:35:54,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 14:35:54,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 14:35:54,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 14:35:54,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 14:35:54,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 14:35:54,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 14:35:54,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 14:35:54,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 14:35:54,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 14:35:54,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 14:35:54,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 14:35:54,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 14:35:54,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 14:35:54,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 14:35:54,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 14:35:54,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 14:35:54,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 14:35:54,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 14:35:54,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 14:35:54,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 14:35:54,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 14:35:54,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 14:35:54,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 14:35:54,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 14:35:54,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 14:35:54,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 14:35:54,996 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-24 14:35:55,024 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 14:35:55,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 14:35:55,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 14:35:55,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 14:35:55,026 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 14:35:55,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 14:35:55,027 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 14:35:55,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 14:35:55,027 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 14:35:55,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 14:35:55,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 14:35:55,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 14:35:55,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 14:35:55,028 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 14:35:55,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 14:35:55,029 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 14:35:55,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 14:35:55,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 14:35:55,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 14:35:55,030 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 14:35:55,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 14:35:55,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 14:35:55,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 14:35:55,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 14:35:55,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 14:35:55,031 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-24 14:35:55,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-24 14:35:55,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 14:35:55,031 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 14:35:55,032 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b5a9a5f04ffebcbeddfcdcc0054cf362a3fa4d7b [2020-10-24 14:35:55,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 14:35:55,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 14:35:55,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 14:35:55,475 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 14:35:55,476 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 14:35:55,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c [2020-10-24 14:35:55,584 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0d7c275e3/f1614d6ff206454697e53caee8a87e77/FLAG81e214a34 [2020-10-24 14:35:56,228 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 14:35:56,229 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c [2020-10-24 14:35:56,238 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0d7c275e3/f1614d6ff206454697e53caee8a87e77/FLAG81e214a34 [2020-10-24 14:35:56,592 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0d7c275e3/f1614d6ff206454697e53caee8a87e77 [2020-10-24 14:35:56,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 14:35:56,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 14:35:56,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 14:35:56,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 14:35:56,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 14:35:56,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:35:56" (1/1) ... [2020-10-24 14:35:56,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a5b1700 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:56, skipping insertion in model container [2020-10-24 14:35:56,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:35:56" (1/1) ... [2020-10-24 14:35:56,633 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 14:35:56,654 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 14:35:56,835 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:35:56,847 INFO L212 MainTranslator]: Completed pre-run [2020-10-24 14:35:56,870 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:35:56,890 INFO L217 MainTranslator]: Completed translation [2020-10-24 14:35:56,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:56 WrapperNode [2020-10-24 14:35:56,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 14:35:56,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 14:35:56,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 14:35:56,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 14:35:56,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:56" (1/1) ... [2020-10-24 14:35:56,912 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:56" (1/1) ... [2020-10-24 14:35:56,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-24 14:35:56,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-24 14:35:56,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-24 14:35:56,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-24 14:35:56,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:56" (1/1) ... [2020-10-24 14:35:56,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:56" (1/1) ... [2020-10-24 14:35:56,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:56" (1/1) ... [2020-10-24 14:35:56,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:56" (1/1) ... [2020-10-24 14:35:56,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:56" (1/1) ... [2020-10-24 14:35:56,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:56" (1/1) ... [2020-10-24 14:35:56,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:56" (1/1) ... [2020-10-24 14:35:56,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-24 14:35:56,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-24 14:35:56,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-24 14:35:56,967 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-24 14:35:56,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:56" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-24 14:35:57,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-24 14:35:57,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-24 14:35:57,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-10-24 14:35:57,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-24 14:35:57,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-10-24 14:35:57,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-24 14:35:57,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-24 14:35:57,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-24 14:35:57,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-24 14:35:57,306 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-24 14:35:57,307 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-10-24 14:35:57,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:35:57 BoogieIcfgContainer [2020-10-24 14:35:57,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-24 14:35:57,311 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-24 14:35:57,311 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-24 14:35:57,315 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-24 14:35:57,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:35:56" (1/3) ... [2020-10-24 14:35:57,317 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@166099c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:35:57, skipping insertion in model container [2020-10-24 14:35:57,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:56" (2/3) ... [2020-10-24 14:35:57,317 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@166099c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:35:57, skipping insertion in model container [2020-10-24 14:35:57,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:35:57" (3/3) ... [2020-10-24 14:35:57,319 INFO L111 eAbstractionObserver]: Analyzing ICFG inv_sqrt_Quake.c [2020-10-24 14:35:57,336 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-24 14:35:57,341 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-24 14:35:57,363 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-24 14:35:57,424 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-24 14:35:57,424 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-24 14:35:57,424 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-24 14:35:57,424 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-24 14:35:57,425 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-24 14:35:57,425 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-24 14:35:57,427 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-24 14:35:57,427 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-24 14:35:57,461 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2020-10-24 14:35:57,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-24 14:35:57,468 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:35:57,469 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-24 14:35:57,470 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:35:57,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:35:57,478 INFO L82 PathProgramCache]: Analyzing trace with hash 1804965382, now seen corresponding path program 1 times [2020-10-24 14:35:57,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-24 14:35:57,492 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879859760] [2020-10-24 14:35:57,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 14:35:57,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 14:35:57,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 14:35:57,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879859760] [2020-10-24 14:35:57,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 14:35:57,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-24 14:35:57,683 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474683850] [2020-10-24 14:35:57,689 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-24 14:35:57,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-24 14:35:57,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-24 14:35:57,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-24 14:35:57,714 INFO L87 Difference]: Start difference. First operand 13 states. Second operand 2 states. [2020-10-24 14:35:57,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 14:35:57,736 INFO L93 Difference]: Finished difference Result 22 states and 23 transitions. [2020-10-24 14:35:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-24 14:35:57,738 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 7 [2020-10-24 14:35:57,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 14:35:57,757 INFO L225 Difference]: With dead ends: 22 [2020-10-24 14:35:57,757 INFO L226 Difference]: Without dead ends: 8 [2020-10-24 14:35:57,766 INFO L677 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 [2020-10-24 14:35:57,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2020-10-24 14:35:57,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2020-10-24 14:35:57,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-10-24 14:35:57,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 7 transitions. [2020-10-24 14:35:57,841 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 7 transitions. Word has length 7 [2020-10-24 14:35:57,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 14:35:57,842 INFO L481 AbstractCegarLoop]: Abstraction has 8 states and 7 transitions. [2020-10-24 14:35:57,842 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-24 14:35:57,842 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 7 transitions. [2020-10-24 14:35:57,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-24 14:35:57,843 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:35:57,843 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-24 14:35:57,844 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-24 14:35:57,845 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:35:57,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:35:57,850 INFO L82 PathProgramCache]: Analyzing trace with hash 1806812424, now seen corresponding path program 1 times [2020-10-24 14:35:57,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-24 14:35:57,851 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157848382] [2020-10-24 14:35:57,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 14:35:57,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-24 14:35:57,955 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-24 14:35:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-24 14:35:58,035 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-24 14:35:58,079 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-24 14:35:58,079 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-24 14:35:58,081 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-24 14:35:58,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 02:35:58 BoogieIcfgContainer [2020-10-24 14:35:58,121 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-24 14:35:58,123 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-24 14:35:58,123 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-24 14:35:58,123 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-24 14:35:58,124 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:35:57" (3/4) ... [2020-10-24 14:35:58,128 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-24 14:35:58,128 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-24 14:35:58,134 INFO L168 Benchmark]: Toolchain (without parser) took 1527.45 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 22.1 MB in the beginning and 35.4 MB in the end (delta: -13.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:35:58,135 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 44.0 MB. Free memory was 24.7 MB in the beginning and 24.6 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:35:58,137 INFO L168 Benchmark]: CACSL2BoogieTranslator took 279.58 ms. Allocated memory is still 44.0 MB. Free memory was 21.5 MB in the beginning and 22.9 MB in the end (delta: -1.4 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2020-10-24 14:35:58,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.36 ms. Allocated memory is still 44.0 MB. Free memory was 22.7 MB in the beginning and 21.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 14:35:58,140 INFO L168 Benchmark]: Boogie Preprocessor took 29.02 ms. Allocated memory is still 44.0 MB. Free memory was 21.3 MB in the beginning and 20.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:35:58,142 INFO L168 Benchmark]: RCFGBuilder took 342.70 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 20.0 MB in the beginning and 27.3 MB in the end (delta: -7.3 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. [2020-10-24 14:35:58,143 INFO L168 Benchmark]: TraceAbstraction took 810.98 ms. Allocated memory is still 54.5 MB. Free memory was 26.9 MB in the beginning and 35.9 MB in the end (delta: -8.9 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. [2020-10-24 14:35:58,146 INFO L168 Benchmark]: Witness Printer took 5.57 ms. Allocated memory is still 54.5 MB. Free memory was 35.9 MB in the beginning and 35.4 MB in the end (delta: 506.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:35:58,160 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 44.0 MB. Free memory was 24.7 MB in the beginning and 24.6 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 279.58 ms. Allocated memory is still 44.0 MB. Free memory was 21.5 MB in the beginning and 22.9 MB in the end (delta: -1.4 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 43.36 ms. Allocated memory is still 44.0 MB. Free memory was 22.7 MB in the beginning and 21.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 29.02 ms. Allocated memory is still 44.0 MB. Free memory was 21.3 MB in the beginning and 20.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 342.70 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 20.0 MB in the beginning and 27.3 MB in the end (delta: -7.3 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 810.98 ms. Allocated memory is still 54.5 MB. Free memory was 26.9 MB in the beginning and 35.9 MB in the end (delta: -8.9 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. * Witness Printer took 5.57 ms. Allocated memory is still 54.5 MB. Free memory was 35.9 MB in the beginning and 35.4 MB in the end (delta: 506.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAT_SMToperation at line 22, overapproximation of someBinaryDOUBLE_SMTComparisonOperation at line 52, overapproximation of someBinaryFLOAT_SMTComparisonOperation at line 52. Possible FailurePath: [L45] float a,r; [L47] a = __VERIFIER_nondet_float() [L11] COND FALSE !(!cond) [L22] float xhalf = 0.5f*x; [L23] union float_int i; [L24] i.f = x [L25] EXPR i.i [L25] i.i = 0x5f3759df - (i.i>>1) [L26] EXPR i.f [L26] x = i.f [L27] x = x*(1.5f-xhalf*x*x) [L28] return x; [L28] return x; [L50] r = InvSqrt(a) [L13] COND TRUE !(cond) [L3] __assert_fail("0", "inv_sqrt_Quake.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 11 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=13occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 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, ACCELERATED_INTERPOLATION: 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 0.2.0-ee8e70e [2020-10-24 14:36:00,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 14:36:00,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 14:36:00,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 14:36:00,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 14:36:00,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 14:36:00,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 14:36:00,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 14:36:00,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 14:36:00,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 14:36:00,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 14:36:00,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 14:36:00,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 14:36:00,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 14:36:00,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 14:36:00,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 14:36:00,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 14:36:00,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 14:36:00,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 14:36:00,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 14:36:00,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 14:36:00,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 14:36:00,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 14:36:00,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 14:36:00,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 14:36:00,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 14:36:00,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 14:36:00,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 14:36:00,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 14:36:00,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 14:36:00,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 14:36:00,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 14:36:00,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 14:36:00,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 14:36:00,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 14:36:00,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 14:36:00,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 14:36:00,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 14:36:00,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 14:36:00,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 14:36:00,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 14:36:00,980 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-24 14:36:01,013 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 14:36:01,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 14:36:01,016 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 14:36:01,017 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 14:36:01,018 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 14:36:01,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 14:36:01,018 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 14:36:01,019 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 14:36:01,019 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 14:36:01,019 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 14:36:01,021 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 14:36:01,021 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 14:36:01,021 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-24 14:36:01,022 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-24 14:36:01,022 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 14:36:01,022 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 14:36:01,022 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 14:36:01,023 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 14:36:01,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 14:36:01,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 14:36:01,024 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 14:36:01,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 14:36:01,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 14:36:01,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 14:36:01,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 14:36:01,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 14:36:01,025 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-24 14:36:01,025 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-24 14:36:01,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 14:36:01,026 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 14:36:01,026 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-24 14:36:01,026 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b5a9a5f04ffebcbeddfcdcc0054cf362a3fa4d7b [2020-10-24 14:36:01,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 14:36:01,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 14:36:01,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 14:36:01,557 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 14:36:01,558 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 14:36:01,559 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c [2020-10-24 14:36:01,656 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f4f226e36/cc4a21ead264462cb3dc88ae749d28e8/FLAG229da6029 [2020-10-24 14:36:02,338 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 14:36:02,338 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/float-benchs/inv_sqrt_Quake.c [2020-10-24 14:36:02,347 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f4f226e36/cc4a21ead264462cb3dc88ae749d28e8/FLAG229da6029 [2020-10-24 14:36:02,706 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f4f226e36/cc4a21ead264462cb3dc88ae749d28e8 [2020-10-24 14:36:02,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 14:36:02,717 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 14:36:02,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 14:36:02,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 14:36:02,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 14:36:02,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:36:02" (1/1) ... [2020-10-24 14:36:02,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@562e48dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:36:02, skipping insertion in model container [2020-10-24 14:36:02,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:36:02" (1/1) ... [2020-10-24 14:36:02,743 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 14:36:02,772 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 14:36:03,042 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:36:03,062 INFO L212 MainTranslator]: Completed pre-run [2020-10-24 14:36:03,088 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:36:03,114 INFO L217 MainTranslator]: Completed translation [2020-10-24 14:36:03,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:36:03 WrapperNode [2020-10-24 14:36:03,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 14:36:03,123 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 14:36:03,123 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 14:36:03,125 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 14:36:03,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:36:03" (1/1) ... [2020-10-24 14:36:03,149 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:36:03" (1/1) ... [2020-10-24 14:36:03,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-24 14:36:03,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-24 14:36:03,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-24 14:36:03,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-24 14:36:03,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:36:03" (1/1) ... [2020-10-24 14:36:03,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:36:03" (1/1) ... [2020-10-24 14:36:03,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:36:03" (1/1) ... [2020-10-24 14:36:03,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:36:03" (1/1) ... [2020-10-24 14:36:03,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:36:03" (1/1) ... [2020-10-24 14:36:03,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:36:03" (1/1) ... [2020-10-24 14:36:03,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:36:03" (1/1) ... [2020-10-24 14:36:03,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-24 14:36:03,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-24 14:36:03,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-24 14:36:03,225 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-24 14:36:03,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:36:03" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-24 14:36:03,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_DOUBLE [2020-10-24 14:36:03,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-24 14:36:03,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-24 14:36:03,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-10-24 14:36:03,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-10-24 14:36:03,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-24 14:36:03,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-24 14:36:03,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-10-24 14:36:03,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_FLOAT [2020-10-24 14:36:03,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-24 14:36:03,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-10-24 14:36:05,461 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-24 14:36:05,462 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-10-24 14:36:05,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:36:05 BoogieIcfgContainer [2020-10-24 14:36:05,464 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-24 14:36:05,466 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-24 14:36:05,466 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-24 14:36:05,469 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-24 14:36:05,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:36:02" (1/3) ... [2020-10-24 14:36:05,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45b79d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:36:05, skipping insertion in model container [2020-10-24 14:36:05,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:36:03" (2/3) ... [2020-10-24 14:36:05,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45b79d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:36:05, skipping insertion in model container [2020-10-24 14:36:05,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:36:05" (3/3) ... [2020-10-24 14:36:05,472 INFO L111 eAbstractionObserver]: Analyzing ICFG inv_sqrt_Quake.c [2020-10-24 14:36:05,485 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-24 14:36:05,491 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-24 14:36:05,507 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-24 14:36:05,538 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-24 14:36:05,538 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-24 14:36:05,538 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-24 14:36:05,539 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-24 14:36:05,539 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-24 14:36:05,539 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-24 14:36:05,539 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-24 14:36:05,539 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-24 14:36:05,555 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states. [2020-10-24 14:36:05,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-24 14:36:05,562 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:36:05,563 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 14:36:05,563 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:36:05,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:36:05,570 INFO L82 PathProgramCache]: Analyzing trace with hash 329591725, now seen corresponding path program 1 times [2020-10-24 14:36:05,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 14:36:05,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1815488298] [2020-10-24 14:36:05,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-24 14:36:06,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 14:36:06,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2020-10-24 14:36:06,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 14:36:06,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 14:36:06,251 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 14:36:06,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 14:36:06,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1815488298] [2020-10-24 14:36:06,264 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 14:36:06,264 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-10-24 14:36:06,265 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635832225] [2020-10-24 14:36:06,270 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-24 14:36:06,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 14:36:06,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-24 14:36:06,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-24 14:36:06,290 INFO L87 Difference]: Start difference. First operand 17 states. Second operand 2 states. [2020-10-24 14:36:06,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 14:36:06,308 INFO L93 Difference]: Finished difference Result 28 states and 32 transitions. [2020-10-24 14:36:06,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-24 14:36:06,310 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-10-24 14:36:06,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 14:36:06,319 INFO L225 Difference]: With dead ends: 28 [2020-10-24 14:36:06,319 INFO L226 Difference]: Without dead ends: 12 [2020-10-24 14:36:06,323 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-24 14:36:06,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2020-10-24 14:36:06,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2020-10-24 14:36:06,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-10-24 14:36:06,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 13 transitions. [2020-10-24 14:36:06,359 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 13 transitions. Word has length 11 [2020-10-24 14:36:06,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 14:36:06,359 INFO L481 AbstractCegarLoop]: Abstraction has 12 states and 13 transitions. [2020-10-24 14:36:06,360 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-24 14:36:06,360 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2020-10-24 14:36:06,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-24 14:36:06,360 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:36:06,361 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 14:36:06,574 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-24 14:36:06,577 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:36:06,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:36:06,579 INFO L82 PathProgramCache]: Analyzing trace with hash 2104599087, now seen corresponding path program 1 times [2020-10-24 14:36:06,580 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 14:36:06,580 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1530191201] [2020-10-24 14:36:06,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-24 14:36:09,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 14:36:09,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 27 conjunts are in the unsatisfiable core [2020-10-24 14:36:09,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 14:36:09,895 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:36:10,082 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-10-24 14:36:10,095 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:36:10,404 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-10-24 14:36:10,414 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:36:10,708 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-10-24 14:36:10,723 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:36:13,177 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_6| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_6| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|))) (.cse7 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse3 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|))) (.cse2 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse5 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|))) (.cse0 (let ((.cse10 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10))))) (and (= (fp ((_ extract 31 31) |c_ULTIMATE.start_InvSqrt_#res|) ((_ extract 30 23) |c_ULTIMATE.start_InvSqrt_#res|) ((_ extract 22 0) |c_ULTIMATE.start_InvSqrt_#res|)) (fp.mul c_~CRM .cse0 .cse1)) (fp.geq .cse2 .cse3) (= ((_ to_fp 8 24) c_~CRM (/ 3.0 2.0)) .cse4) (= .cse5 ((_ to_fp 8 24) c_~CRM 100.0)) (= .cse1 (fp.sub c_~CRM .cse4 .cse6)) (= .cse7 (fp.mul c_~CRM .cse8 .cse2)) (= .cse9 (fp.mul c_~CRM .cse7 .cse0)) (= .cse3 ((_ to_fp 8 24) c_~CRM (/ 1.0 10.0))) (= .cse8 ((_ to_fp 8 24) c_~CRM (/ 1.0 2.0))) (fp.leq .cse2 .cse5) (= .cse6 (fp.mul c_~CRM .cse9 .cse0)))))) is different from false [2020-10-24 14:36:15,217 WARN L860 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_6| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_6| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|))) (.cse7 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse3 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|))) (.cse2 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse5 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|))) (.cse0 (let ((.cse10 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10))))) (and (= (fp ((_ extract 31 31) |c_ULTIMATE.start_InvSqrt_#res|) ((_ extract 30 23) |c_ULTIMATE.start_InvSqrt_#res|) ((_ extract 22 0) |c_ULTIMATE.start_InvSqrt_#res|)) (fp.mul c_~CRM .cse0 .cse1)) (fp.geq .cse2 .cse3) (= ((_ to_fp 8 24) c_~CRM (/ 3.0 2.0)) .cse4) (= .cse5 ((_ to_fp 8 24) c_~CRM 100.0)) (= .cse1 (fp.sub c_~CRM .cse4 .cse6)) (= .cse7 (fp.mul c_~CRM .cse8 .cse2)) (= .cse9 (fp.mul c_~CRM .cse7 .cse0)) (= .cse3 ((_ to_fp 8 24) c_~CRM (/ 1.0 10.0))) (= .cse8 ((_ to_fp 8 24) c_~CRM (/ 1.0 2.0))) (fp.leq .cse2 .cse5) (= .cse6 (fp.mul c_~CRM .cse9 .cse0)))))) is different from true [2020-10-24 14:36:15,221 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:36:17,369 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse1 (= roundNearestTiesToEven c_~CRM)) (.cse2 (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_6| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_6| (_ BitVec 32))) (let ((.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|))) (.cse11 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse5 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|))) (.cse4 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse9 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|))) (.cse13 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|))) (.cse6 (let ((.cse14 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse14) ((_ extract 30 23) .cse14) ((_ extract 22 0) .cse14))))) (and (fp.geq .cse4 .cse5) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~r~0) ((_ extract 30 23) c_ULTIMATE.start_main_~r~0) ((_ extract 22 0) c_ULTIMATE.start_main_~r~0)) (fp.mul c_~CRM .cse6 .cse7)) (= ((_ to_fp 8 24) c_~CRM (/ 3.0 2.0)) .cse8) (= .cse9 ((_ to_fp 8 24) c_~CRM 100.0)) (= .cse7 (fp.sub c_~CRM .cse8 .cse10)) (= .cse11 (fp.mul c_~CRM .cse12 .cse4)) (= .cse13 (fp.mul c_~CRM .cse11 .cse6)) (= .cse5 ((_ to_fp 8 24) c_~CRM (/ 1.0 10.0))) (= .cse12 ((_ to_fp 8 24) c_~CRM (/ 1.0 2.0))) (fp.leq .cse4 .cse9) (= .cse10 (fp.mul c_~CRM .cse13 .cse6))))))) (or (and (exists ((|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|)))) (and (fp.geq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~r~0) ((_ extract 30 23) c_ULTIMATE.start_main_~r~0) ((_ extract 22 0) c_ULTIMATE.start_main_~r~0)) .cse0) (= (_ +zero 8 24) .cse0)))) .cse1 .cse2 |c_ULTIMATE.start_main_#t~short24|) (and (exists ((|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|)))) (and (not (fp.geq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~r~0) ((_ extract 30 23) c_ULTIMATE.start_main_~r~0) ((_ extract 22 0) c_ULTIMATE.start_main_~r~0)) .cse3)) (= (_ +zero 8 24) .cse3)))) .cse1 .cse2 (not |c_ULTIMATE.start_main_#t~short24|)))) is different from false [2020-10-24 14:36:17,434 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:36:23,794 WARN L838 $PredicateComparison]: unable to prove that (or (and (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_6| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_6| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet23| (_ BitVec 64)) (ULTIMATE.start_main_~r~0 (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|))) (.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse8 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|))) (.cse6 (let ((.cse13 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13)))) (.cse5 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|))) (.cse2 (fp ((_ extract 31 31) ULTIMATE.start_main_~r~0) ((_ extract 30 23) ULTIMATE.start_main_~r~0) ((_ extract 22 0) ULTIMATE.start_main_~r~0))) (.cse12 (fp ((_ extract 63 63) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 62 52) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 51 0) |ULTIMATE.start_main_#t~nondet23|))) (.cse3 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|)))) (and (fp.geq .cse0 .cse1) (fp.geq .cse2 .cse3) (= .cse4 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 2.0))) (fp.leq .cse0 .cse5) (= .cse2 (fp.mul roundNearestTiesToEven .cse6 .cse7)) (= .cse1 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 10.0))) (= (fp.mul roundNearestTiesToEven .cse8 .cse6) .cse9) (= (fp.mul roundNearestTiesToEven .cse4 .cse0) .cse8) (= .cse10 (fp.mul roundNearestTiesToEven .cse9 .cse6)) (= ((_ to_fp 8 24) roundNearestTiesToEven 100.0) .cse5) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 3.0 2.0)) .cse11) (not (fp.leq ((_ to_fp 11 53) roundNearestTiesToEven .cse2) .cse12)) (= ((_ to_fp 11 53) roundNearestTiesToEven 10.0) .cse12) (= (_ +zero 8 24) .cse3) (= .cse7 (fp.sub roundNearestTiesToEven .cse11 .cse10))))) (not |c_ULTIMATE.start_main_#t~short24|)) (and (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_6| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_6| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet23| (_ BitVec 64)) (ULTIMATE.start_main_~r~0 (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32))) (let ((.cse16 (fp ((_ extract 31 31) ULTIMATE.start_main_~r~0) ((_ extract 30 23) ULTIMATE.start_main_~r~0) ((_ extract 22 0) ULTIMATE.start_main_~r~0))) (.cse15 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse18 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|))) (.cse14 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse23 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse24 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|))) (.cse21 (let ((.cse27 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse27) ((_ extract 30 23) .cse27) ((_ extract 22 0) .cse27)))) (.cse19 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|))) (.cse20 (fp ((_ extract 63 63) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 62 52) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 51 0) |ULTIMATE.start_main_#t~nondet23|))) (.cse17 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|))) (.cse22 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|))) (.cse26 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|))) (.cse25 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|)))) (and (fp.geq .cse14 .cse15) (fp.geq .cse16 .cse17) (= .cse18 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 2.0))) (fp.leq .cse14 .cse19) (fp.leq ((_ to_fp 11 53) roundNearestTiesToEven .cse16) .cse20) (= .cse16 (fp.mul roundNearestTiesToEven .cse21 .cse22)) (= .cse15 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 10.0))) (= (fp.mul roundNearestTiesToEven .cse23 .cse21) .cse24) (= (fp.mul roundNearestTiesToEven .cse18 .cse14) .cse23) (= .cse25 (fp.mul roundNearestTiesToEven .cse24 .cse21)) (= ((_ to_fp 8 24) roundNearestTiesToEven 100.0) .cse19) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 3.0 2.0)) .cse26) (= ((_ to_fp 11 53) roundNearestTiesToEven 10.0) .cse20) (= (_ +zero 8 24) .cse17) (= .cse22 (fp.sub roundNearestTiesToEven .cse26 .cse25))))) |c_ULTIMATE.start_main_#t~short24|)) is different from false [2020-10-24 14:36:25,848 WARN L860 $PredicateComparison]: unable to prove that (or (and (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_6| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_6| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet23| (_ BitVec 64)) (ULTIMATE.start_main_~r~0 (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|))) (.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse8 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|))) (.cse6 (let ((.cse13 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13)))) (.cse5 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|))) (.cse2 (fp ((_ extract 31 31) ULTIMATE.start_main_~r~0) ((_ extract 30 23) ULTIMATE.start_main_~r~0) ((_ extract 22 0) ULTIMATE.start_main_~r~0))) (.cse12 (fp ((_ extract 63 63) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 62 52) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 51 0) |ULTIMATE.start_main_#t~nondet23|))) (.cse3 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|)))) (and (fp.geq .cse0 .cse1) (fp.geq .cse2 .cse3) (= .cse4 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 2.0))) (fp.leq .cse0 .cse5) (= .cse2 (fp.mul roundNearestTiesToEven .cse6 .cse7)) (= .cse1 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 10.0))) (= (fp.mul roundNearestTiesToEven .cse8 .cse6) .cse9) (= (fp.mul roundNearestTiesToEven .cse4 .cse0) .cse8) (= .cse10 (fp.mul roundNearestTiesToEven .cse9 .cse6)) (= ((_ to_fp 8 24) roundNearestTiesToEven 100.0) .cse5) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 3.0 2.0)) .cse11) (not (fp.leq ((_ to_fp 11 53) roundNearestTiesToEven .cse2) .cse12)) (= ((_ to_fp 11 53) roundNearestTiesToEven 10.0) .cse12) (= (_ +zero 8 24) .cse3) (= .cse7 (fp.sub roundNearestTiesToEven .cse11 .cse10))))) (not |c_ULTIMATE.start_main_#t~short24|)) (and (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_6| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_6| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_6| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet23| (_ BitVec 64)) (ULTIMATE.start_main_~r~0 (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32))) (let ((.cse16 (fp ((_ extract 31 31) ULTIMATE.start_main_~r~0) ((_ extract 30 23) ULTIMATE.start_main_~r~0) ((_ extract 22 0) ULTIMATE.start_main_~r~0))) (.cse15 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse18 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_6|))) (.cse14 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse23 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse24 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_6|))) (.cse21 (let ((.cse27 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse27) ((_ extract 30 23) .cse27) ((_ extract 22 0) .cse27)))) (.cse19 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|))) (.cse20 (fp ((_ extract 63 63) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 62 52) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 51 0) |ULTIMATE.start_main_#t~nondet23|))) (.cse17 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|))) (.cse22 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_6|))) (.cse26 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_6|))) (.cse25 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_6|)))) (and (fp.geq .cse14 .cse15) (fp.geq .cse16 .cse17) (= .cse18 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 2.0))) (fp.leq .cse14 .cse19) (fp.leq ((_ to_fp 11 53) roundNearestTiesToEven .cse16) .cse20) (= .cse16 (fp.mul roundNearestTiesToEven .cse21 .cse22)) (= .cse15 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 10.0))) (= (fp.mul roundNearestTiesToEven .cse23 .cse21) .cse24) (= (fp.mul roundNearestTiesToEven .cse18 .cse14) .cse23) (= .cse25 (fp.mul roundNearestTiesToEven .cse24 .cse21)) (= ((_ to_fp 8 24) roundNearestTiesToEven 100.0) .cse19) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 3.0 2.0)) .cse26) (= ((_ to_fp 11 53) roundNearestTiesToEven 10.0) .cse20) (= (_ +zero 8 24) .cse17) (= .cse22 (fp.sub roundNearestTiesToEven .cse26 .cse25))))) |c_ULTIMATE.start_main_#t~short24|)) is different from true [2020-10-24 14:36:25,854 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:36:27,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1530191201] [2020-10-24 14:36:27,914 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: expecting sat or unsat [2020-10-24 14:36:27,914 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [88710966] [2020-10-24 14:36:27,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-10-24 14:36:29,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 14:36:29,185 WARN L261 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 28 conjunts are in the unsatisfiable core [2020-10-24 14:36:29,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 14:36:29,191 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:36:29,196 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:36:29,202 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:36:29,375 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:36:31,505 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_7| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_7| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_7| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_7| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_7| (_ BitVec 32))) (let ((.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|))) (.cse9 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse6 (let ((.cse10 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10)))) (.cse1 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|))) (.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse7 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|)))) (and (fp.geq .cse0 .cse1) (= (fp.sub c_~CRM .cse2 .cse3) .cse4) (= ((_ to_fp 8 24) c_~CRM (/ 1.0 2.0)) .cse5) (= (fp.mul c_~CRM .cse6 .cse4) (fp ((_ extract 31 31) |c_ULTIMATE.start_InvSqrt_#res|) ((_ extract 30 23) |c_ULTIMATE.start_InvSqrt_#res|) ((_ extract 22 0) |c_ULTIMATE.start_InvSqrt_#res|))) (= .cse7 ((_ to_fp 8 24) c_~CRM 100.0)) (= (fp.mul c_~CRM .cse8 .cse6) .cse3) (= .cse9 (fp.mul c_~CRM .cse5 .cse0)) (= .cse8 (fp.mul c_~CRM .cse9 .cse6)) (= .cse1 ((_ to_fp 8 24) c_~CRM (/ 1.0 10.0))) (= ((_ to_fp 8 24) c_~CRM (/ 3.0 2.0)) .cse2) (fp.leq .cse0 .cse7))))) is different from false [2020-10-24 14:36:31,526 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:36:33,639 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse1 (= roundNearestTiesToEven c_~CRM)) (.cse2 (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_7| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_7| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_7| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_7| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_7| (_ BitVec 32))) (let ((.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|))) (.cse13 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse11 (let ((.cse14 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse14) ((_ extract 30 23) .cse14) ((_ extract 22 0) .cse14)))) (.cse5 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|))) (.cse4 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse10 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|)))) (and (fp.geq .cse4 .cse5) (= (fp.sub c_~CRM .cse6 .cse7) .cse8) (= ((_ to_fp 8 24) c_~CRM (/ 1.0 2.0)) .cse9) (= .cse10 ((_ to_fp 8 24) c_~CRM 100.0)) (= (fp.mul c_~CRM .cse11 .cse8) (fp ((_ extract 31 31) c_ULTIMATE.start_main_~r~0) ((_ extract 30 23) c_ULTIMATE.start_main_~r~0) ((_ extract 22 0) c_ULTIMATE.start_main_~r~0))) (= (fp.mul c_~CRM .cse12 .cse11) .cse7) (= .cse13 (fp.mul c_~CRM .cse9 .cse4)) (= .cse12 (fp.mul c_~CRM .cse13 .cse11)) (= .cse5 ((_ to_fp 8 24) c_~CRM (/ 1.0 10.0))) (= ((_ to_fp 8 24) c_~CRM (/ 3.0 2.0)) .cse6) (fp.leq .cse4 .cse10)))))) (or (and (exists ((|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|)))) (and (not (fp.geq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~r~0) ((_ extract 30 23) c_ULTIMATE.start_main_~r~0) ((_ extract 22 0) c_ULTIMATE.start_main_~r~0)) .cse0)) (= (_ +zero 8 24) .cse0)))) .cse1 (not |c_ULTIMATE.start_main_#t~short24|) .cse2) (and (exists ((|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|)))) (and (fp.geq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~r~0) ((_ extract 30 23) c_ULTIMATE.start_main_~r~0) ((_ extract 22 0) c_ULTIMATE.start_main_~r~0)) .cse3) (= (_ +zero 8 24) .cse3)))) .cse1 |c_ULTIMATE.start_main_#t~short24| .cse2))) is different from false [2020-10-24 14:36:33,686 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:36:39,961 WARN L838 $PredicateComparison]: unable to prove that (or (and (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_7| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_7| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_7| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet23| (_ BitVec 64)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_7| (_ BitVec 32)) (ULTIMATE.start_main_~r~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_7| (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32))) (let ((.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|))) (.cse3 (let ((.cse13 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13)))) (.cse2 (fp ((_ extract 31 31) ULTIMATE.start_main_~r~0) ((_ extract 30 23) ULTIMATE.start_main_~r~0) ((_ extract 22 0) ULTIMATE.start_main_~r~0))) (.cse1 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|))) (.cse9 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|))) (.cse7 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|))) (.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse11 (fp ((_ extract 63 63) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 62 52) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 51 0) |ULTIMATE.start_main_#t~nondet23|))) (.cse6 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|)))) (and (fp.geq .cse0 .cse1) (= .cse2 (fp.mul roundNearestTiesToEven .cse3 .cse4)) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 3.0 2.0)) .cse5) (fp.geq .cse2 .cse6) (= (fp.mul roundNearestTiesToEven .cse7 .cse3) .cse8) (fp.leq .cse0 .cse9) (= (fp.mul roundNearestTiesToEven .cse8 .cse3) .cse10) (fp.leq ((_ to_fp 11 53) roundNearestTiesToEven .cse2) .cse11) (= .cse1 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 10.0))) (= .cse4 (fp.sub roundNearestTiesToEven .cse5 .cse10)) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 2.0)) .cse12) (= ((_ to_fp 8 24) roundNearestTiesToEven 100.0) .cse9) (= .cse7 (fp.mul roundNearestTiesToEven .cse12 .cse0)) (= ((_ to_fp 11 53) roundNearestTiesToEven 10.0) .cse11) (= (_ +zero 8 24) .cse6)))) |c_ULTIMATE.start_main_#t~short24|) (and (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_7| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_7| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_7| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet23| (_ BitVec 64)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_7| (_ BitVec 32)) (ULTIMATE.start_main_~r~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_7| (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32))) (let ((.cse22 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|))) (.cse17 (let ((.cse27 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse27) ((_ extract 30 23) .cse27) ((_ extract 22 0) .cse27)))) (.cse15 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse18 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|))) (.cse19 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|))) (.cse24 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|))) (.cse23 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|))) (.cse16 (fp ((_ extract 31 31) ULTIMATE.start_main_~r~0) ((_ extract 30 23) ULTIMATE.start_main_~r~0) ((_ extract 22 0) ULTIMATE.start_main_~r~0))) (.cse21 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse25 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|))) (.cse14 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse26 (fp ((_ extract 63 63) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 62 52) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 51 0) |ULTIMATE.start_main_#t~nondet23|))) (.cse20 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|)))) (and (fp.geq .cse14 .cse15) (= .cse16 (fp.mul roundNearestTiesToEven .cse17 .cse18)) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 3.0 2.0)) .cse19) (fp.geq .cse16 .cse20) (= (fp.mul roundNearestTiesToEven .cse21 .cse17) .cse22) (fp.leq .cse14 .cse23) (= (fp.mul roundNearestTiesToEven .cse22 .cse17) .cse24) (= .cse15 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 10.0))) (= .cse18 (fp.sub roundNearestTiesToEven .cse19 .cse24)) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 2.0)) .cse25) (= ((_ to_fp 8 24) roundNearestTiesToEven 100.0) .cse23) (not (fp.leq ((_ to_fp 11 53) roundNearestTiesToEven .cse16) .cse26)) (= .cse21 (fp.mul roundNearestTiesToEven .cse25 .cse14)) (= ((_ to_fp 11 53) roundNearestTiesToEven 10.0) .cse26) (= (_ +zero 8 24) .cse20)))) (not |c_ULTIMATE.start_main_#t~short24|))) is different from false [2020-10-24 14:36:41,996 WARN L860 $PredicateComparison]: unable to prove that (or (and (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_7| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_7| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_7| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet23| (_ BitVec 64)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_7| (_ BitVec 32)) (ULTIMATE.start_main_~r~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_7| (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32))) (let ((.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|))) (.cse3 (let ((.cse13 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13)))) (.cse2 (fp ((_ extract 31 31) ULTIMATE.start_main_~r~0) ((_ extract 30 23) ULTIMATE.start_main_~r~0) ((_ extract 22 0) ULTIMATE.start_main_~r~0))) (.cse1 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|))) (.cse9 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|))) (.cse7 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|))) (.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse11 (fp ((_ extract 63 63) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 62 52) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 51 0) |ULTIMATE.start_main_#t~nondet23|))) (.cse6 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|)))) (and (fp.geq .cse0 .cse1) (= .cse2 (fp.mul roundNearestTiesToEven .cse3 .cse4)) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 3.0 2.0)) .cse5) (fp.geq .cse2 .cse6) (= (fp.mul roundNearestTiesToEven .cse7 .cse3) .cse8) (fp.leq .cse0 .cse9) (= (fp.mul roundNearestTiesToEven .cse8 .cse3) .cse10) (fp.leq ((_ to_fp 11 53) roundNearestTiesToEven .cse2) .cse11) (= .cse1 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 10.0))) (= .cse4 (fp.sub roundNearestTiesToEven .cse5 .cse10)) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 2.0)) .cse12) (= ((_ to_fp 8 24) roundNearestTiesToEven 100.0) .cse9) (= .cse7 (fp.mul roundNearestTiesToEven .cse12 .cse0)) (= ((_ to_fp 11 53) roundNearestTiesToEven 10.0) .cse11) (= (_ +zero 8 24) .cse6)))) |c_ULTIMATE.start_main_#t~short24|) (and (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_7| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_7| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_7| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet23| (_ BitVec 64)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_7| (_ BitVec 32)) (ULTIMATE.start_main_~r~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_7| (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32))) (let ((.cse22 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_7|))) (.cse17 (let ((.cse27 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse27) ((_ extract 30 23) .cse27) ((_ extract 22 0) .cse27)))) (.cse15 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse18 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_7|))) (.cse19 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_7|))) (.cse24 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_7|))) (.cse23 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|))) (.cse16 (fp ((_ extract 31 31) ULTIMATE.start_main_~r~0) ((_ extract 30 23) ULTIMATE.start_main_~r~0) ((_ extract 22 0) ULTIMATE.start_main_~r~0))) (.cse21 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse25 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_7|))) (.cse14 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse26 (fp ((_ extract 63 63) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 62 52) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 51 0) |ULTIMATE.start_main_#t~nondet23|))) (.cse20 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|)))) (and (fp.geq .cse14 .cse15) (= .cse16 (fp.mul roundNearestTiesToEven .cse17 .cse18)) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 3.0 2.0)) .cse19) (fp.geq .cse16 .cse20) (= (fp.mul roundNearestTiesToEven .cse21 .cse17) .cse22) (fp.leq .cse14 .cse23) (= (fp.mul roundNearestTiesToEven .cse22 .cse17) .cse24) (= .cse15 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 10.0))) (= .cse18 (fp.sub roundNearestTiesToEven .cse19 .cse24)) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 2.0)) .cse25) (= ((_ to_fp 8 24) roundNearestTiesToEven 100.0) .cse23) (not (fp.leq ((_ to_fp 11 53) roundNearestTiesToEven .cse16) .cse26)) (= .cse21 (fp.mul roundNearestTiesToEven .cse25 .cse14)) (= ((_ to_fp 11 53) roundNearestTiesToEven 10.0) .cse26) (= (_ +zero 8 24) .cse20)))) (not |c_ULTIMATE.start_main_#t~short24|))) is different from true [2020-10-24 14:36:42,001 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:36:44,069 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: expecting sat or unsat [2020-10-24 14:36:44,069 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1606424284] [2020-10-24 14:36:44,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-24 14:37:01,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 14:37:01,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 27 conjunts are in the unsatisfiable core [2020-10-24 14:37:01,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 14:37:01,549 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:37:01,552 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:37:01,557 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:37:01,723 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:37:03,810 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_8| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_8| (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32))) (let ((.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|))) (.cse4 (let ((.cse10 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10)))) (.cse9 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|))) (.cse1 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse2 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|)))) (and (fp.geq .cse0 .cse1) (= .cse2 ((_ to_fp 8 24) c_~CRM 100.0)) (= .cse3 ((_ to_fp 8 24) c_~CRM (/ 1.0 2.0))) (= (fp ((_ extract 31 31) |c_ULTIMATE.start_InvSqrt_#res|) ((_ extract 30 23) |c_ULTIMATE.start_InvSqrt_#res|) ((_ extract 22 0) |c_ULTIMATE.start_InvSqrt_#res|)) (fp.mul c_~CRM .cse4 .cse5)) (= (fp.sub c_~CRM .cse6 .cse7) .cse5) (= ((_ to_fp 8 24) c_~CRM (/ 3.0 2.0)) .cse6) (= .cse8 (fp.mul c_~CRM .cse9 .cse4)) (= .cse7 (fp.mul c_~CRM .cse8 .cse4)) (= .cse9 (fp.mul c_~CRM .cse3 .cse0)) (= .cse1 ((_ to_fp 8 24) c_~CRM (/ 1.0 10.0))) (fp.leq .cse0 .cse2))))) is different from false [2020-10-24 14:37:05,840 WARN L860 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_8| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_8| (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32))) (let ((.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|))) (.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|))) (.cse4 (let ((.cse10 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10)))) (.cse9 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|))) (.cse1 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse2 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|)))) (and (fp.geq .cse0 .cse1) (= .cse2 ((_ to_fp 8 24) c_~CRM 100.0)) (= .cse3 ((_ to_fp 8 24) c_~CRM (/ 1.0 2.0))) (= (fp ((_ extract 31 31) |c_ULTIMATE.start_InvSqrt_#res|) ((_ extract 30 23) |c_ULTIMATE.start_InvSqrt_#res|) ((_ extract 22 0) |c_ULTIMATE.start_InvSqrt_#res|)) (fp.mul c_~CRM .cse4 .cse5)) (= (fp.sub c_~CRM .cse6 .cse7) .cse5) (= ((_ to_fp 8 24) c_~CRM (/ 3.0 2.0)) .cse6) (= .cse8 (fp.mul c_~CRM .cse9 .cse4)) (= .cse7 (fp.mul c_~CRM .cse8 .cse4)) (= .cse9 (fp.mul c_~CRM .cse3 .cse0)) (= .cse1 ((_ to_fp 8 24) c_~CRM (/ 1.0 10.0))) (fp.leq .cse0 .cse2))))) is different from true [2020-10-24 14:37:05,854 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:37:07,927 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_8| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_8| (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32))) (let ((.cse7 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|))) (.cse10 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|))) (.cse12 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|))) (.cse6 (let ((.cse14 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse14) ((_ extract 30 23) .cse14) ((_ extract 22 0) .cse14)))) (.cse13 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse9 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|))) (.cse5 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse4 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse8 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|)))) (and (fp.geq .cse4 .cse5) (= (fp ((_ extract 31 31) c_ULTIMATE.start_main_~r~0) ((_ extract 30 23) c_ULTIMATE.start_main_~r~0) ((_ extract 22 0) c_ULTIMATE.start_main_~r~0)) (fp.mul c_~CRM .cse6 .cse7)) (= .cse8 ((_ to_fp 8 24) c_~CRM 100.0)) (= .cse9 ((_ to_fp 8 24) c_~CRM (/ 1.0 2.0))) (= (fp.sub c_~CRM .cse10 .cse11) .cse7) (= ((_ to_fp 8 24) c_~CRM (/ 3.0 2.0)) .cse10) (= .cse12 (fp.mul c_~CRM .cse13 .cse6)) (= .cse11 (fp.mul c_~CRM .cse12 .cse6)) (= .cse13 (fp.mul c_~CRM .cse9 .cse4)) (= .cse5 ((_ to_fp 8 24) c_~CRM (/ 1.0 10.0))) (fp.leq .cse4 .cse8))))) (.cse2 (= roundNearestTiesToEven c_~CRM))) (or (and .cse0 (exists ((|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|)))) (and (fp.geq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~r~0) ((_ extract 30 23) c_ULTIMATE.start_main_~r~0) ((_ extract 22 0) c_ULTIMATE.start_main_~r~0)) .cse1) (= (_ +zero 8 24) .cse1)))) .cse2 |c_ULTIMATE.start_main_#t~short24|) (and .cse0 (exists ((|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|)))) (and (not (fp.geq (fp ((_ extract 31 31) c_ULTIMATE.start_main_~r~0) ((_ extract 30 23) c_ULTIMATE.start_main_~r~0) ((_ extract 22 0) c_ULTIMATE.start_main_~r~0)) .cse3)) (= (_ +zero 8 24) .cse3)))) .cse2 (not |c_ULTIMATE.start_main_#t~short24|)))) is different from false [2020-10-24 14:37:07,946 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:37:14,168 WARN L838 $PredicateComparison]: unable to prove that (or (and (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_8| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet23| (_ BitVec 64)) (ULTIMATE.start_main_~r~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_8| (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|))) (.cse9 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse1 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|))) (.cse7 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|))) (.cse12 (fp ((_ extract 63 63) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 62 52) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 51 0) |ULTIMATE.start_main_#t~nondet23|))) (.cse3 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|))) (.cse2 (fp ((_ extract 31 31) ULTIMATE.start_main_~r~0) ((_ extract 30 23) ULTIMATE.start_main_~r~0) ((_ extract 22 0) ULTIMATE.start_main_~r~0))) (.cse10 (let ((.cse13 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13)))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|)))) (and (fp.geq .cse0 .cse1) (fp.geq .cse2 .cse3) (= .cse4 (fp.sub roundNearestTiesToEven .cse5 .cse6)) (fp.leq .cse0 .cse7) (= (fp.mul roundNearestTiesToEven .cse8 .cse0) .cse9) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 3.0 2.0)) .cse5) (= (fp.mul roundNearestTiesToEven .cse9 .cse10) .cse11) (= .cse1 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 10.0))) (= .cse8 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 2.0))) (= ((_ to_fp 8 24) roundNearestTiesToEven 100.0) .cse7) (not (fp.leq ((_ to_fp 11 53) roundNearestTiesToEven .cse2) .cse12)) (= .cse6 (fp.mul roundNearestTiesToEven .cse11 .cse10)) (= ((_ to_fp 11 53) roundNearestTiesToEven 10.0) .cse12) (= (_ +zero 8 24) .cse3) (= .cse2 (fp.mul roundNearestTiesToEven .cse10 .cse4))))) (not |c_ULTIMATE.start_main_#t~short24|)) (and (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_8| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet23| (_ BitVec 64)) (ULTIMATE.start_main_~r~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_8| (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32))) (let ((.cse14 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse19 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|))) (.cse23 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse15 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse22 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|))) (.cse21 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|))) (.cse20 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|))) (.cse26 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|))) (.cse24 (fp ((_ extract 63 63) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 62 52) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 51 0) |ULTIMATE.start_main_#t~nondet23|))) (.cse17 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|))) (.cse16 (fp ((_ extract 31 31) ULTIMATE.start_main_~r~0) ((_ extract 30 23) ULTIMATE.start_main_~r~0) ((_ extract 22 0) ULTIMATE.start_main_~r~0))) (.cse25 (let ((.cse27 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse27) ((_ extract 30 23) .cse27) ((_ extract 22 0) .cse27)))) (.cse18 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|)))) (and (fp.geq .cse14 .cse15) (fp.geq .cse16 .cse17) (= .cse18 (fp.sub roundNearestTiesToEven .cse19 .cse20)) (fp.leq .cse14 .cse21) (= (fp.mul roundNearestTiesToEven .cse22 .cse14) .cse23) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 3.0 2.0)) .cse19) (fp.leq ((_ to_fp 11 53) roundNearestTiesToEven .cse16) .cse24) (= (fp.mul roundNearestTiesToEven .cse23 .cse25) .cse26) (= .cse15 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 10.0))) (= .cse22 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 2.0))) (= ((_ to_fp 8 24) roundNearestTiesToEven 100.0) .cse21) (= .cse20 (fp.mul roundNearestTiesToEven .cse26 .cse25)) (= ((_ to_fp 11 53) roundNearestTiesToEven 10.0) .cse24) (= (_ +zero 8 24) .cse17) (= .cse16 (fp.mul roundNearestTiesToEven .cse25 .cse18))))) |c_ULTIMATE.start_main_#t~short24|)) is different from false [2020-10-24 14:37:16,203 WARN L860 $PredicateComparison]: unable to prove that (or (and (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_8| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet23| (_ BitVec 64)) (ULTIMATE.start_main_~r~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_8| (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|))) (.cse9 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse1 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse8 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|))) (.cse7 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|))) (.cse11 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|))) (.cse12 (fp ((_ extract 63 63) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 62 52) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 51 0) |ULTIMATE.start_main_#t~nondet23|))) (.cse3 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|))) (.cse2 (fp ((_ extract 31 31) ULTIMATE.start_main_~r~0) ((_ extract 30 23) ULTIMATE.start_main_~r~0) ((_ extract 22 0) ULTIMATE.start_main_~r~0))) (.cse10 (let ((.cse13 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13)))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|)))) (and (fp.geq .cse0 .cse1) (fp.geq .cse2 .cse3) (= .cse4 (fp.sub roundNearestTiesToEven .cse5 .cse6)) (fp.leq .cse0 .cse7) (= (fp.mul roundNearestTiesToEven .cse8 .cse0) .cse9) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 3.0 2.0)) .cse5) (= (fp.mul roundNearestTiesToEven .cse9 .cse10) .cse11) (= .cse1 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 10.0))) (= .cse8 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 2.0))) (= ((_ to_fp 8 24) roundNearestTiesToEven 100.0) .cse7) (not (fp.leq ((_ to_fp 11 53) roundNearestTiesToEven .cse2) .cse12)) (= .cse6 (fp.mul roundNearestTiesToEven .cse11 .cse10)) (= ((_ to_fp 11 53) roundNearestTiesToEven 10.0) .cse12) (= (_ +zero 8 24) .cse3) (= .cse2 (fp.mul roundNearestTiesToEven .cse10 .cse4))))) (not |c_ULTIMATE.start_main_#t~short24|)) (and (exists ((|ULTIMATE.start_main_#t~nondet18| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet19| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet12_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet13_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet7_8| (_ BitVec 32)) (ULTIMATE.start_InvSqrt_~xhalf~0 (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet22| (_ BitVec 32)) (|ULTIMATE.start_main_#t~nondet23| (_ BitVec 64)) (ULTIMATE.start_main_~r~0 (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet14_8| (_ BitVec 32)) (|v_ULTIMATE.start_InvSqrt_#t~nondet15_8| (_ BitVec 32)) (ULTIMATE.start_main_~a~0 (_ BitVec 32))) (let ((.cse14 (fp ((_ extract 31 31) ULTIMATE.start_main_~a~0) ((_ extract 30 23) ULTIMATE.start_main_~a~0) ((_ extract 22 0) ULTIMATE.start_main_~a~0))) (.cse19 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet12_8|))) (.cse23 (fp ((_ extract 31 31) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 30 23) ULTIMATE.start_InvSqrt_~xhalf~0) ((_ extract 22 0) ULTIMATE.start_InvSqrt_~xhalf~0))) (.cse15 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet18|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet18|))) (.cse22 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet7_8|))) (.cse21 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet19|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet19|))) (.cse20 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet14_8|))) (.cse26 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet13_8|))) (.cse24 (fp ((_ extract 63 63) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 62 52) |ULTIMATE.start_main_#t~nondet23|) ((_ extract 51 0) |ULTIMATE.start_main_#t~nondet23|))) (.cse17 (fp ((_ extract 31 31) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 30 23) |ULTIMATE.start_main_#t~nondet22|) ((_ extract 22 0) |ULTIMATE.start_main_#t~nondet22|))) (.cse16 (fp ((_ extract 31 31) ULTIMATE.start_main_~r~0) ((_ extract 30 23) ULTIMATE.start_main_~r~0) ((_ extract 22 0) ULTIMATE.start_main_~r~0))) (.cse25 (let ((.cse27 (bvadd (bvneg (bvashr ULTIMATE.start_main_~a~0 (_ bv1 32))) (_ bv1597463007 32)))) (fp ((_ extract 31 31) .cse27) ((_ extract 30 23) .cse27) ((_ extract 22 0) .cse27)))) (.cse18 (fp ((_ extract 31 31) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|) ((_ extract 30 23) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|) ((_ extract 22 0) |v_ULTIMATE.start_InvSqrt_#t~nondet15_8|)))) (and (fp.geq .cse14 .cse15) (fp.geq .cse16 .cse17) (= .cse18 (fp.sub roundNearestTiesToEven .cse19 .cse20)) (fp.leq .cse14 .cse21) (= (fp.mul roundNearestTiesToEven .cse22 .cse14) .cse23) (= ((_ to_fp 8 24) roundNearestTiesToEven (/ 3.0 2.0)) .cse19) (fp.leq ((_ to_fp 11 53) roundNearestTiesToEven .cse16) .cse24) (= (fp.mul roundNearestTiesToEven .cse23 .cse25) .cse26) (= .cse15 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 10.0))) (= .cse22 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 2.0))) (= ((_ to_fp 8 24) roundNearestTiesToEven 100.0) .cse21) (= .cse20 (fp.mul roundNearestTiesToEven .cse26 .cse25)) (= ((_ to_fp 11 53) roundNearestTiesToEven 10.0) .cse24) (= (_ +zero 8 24) .cse17) (= .cse16 (fp.mul roundNearestTiesToEven .cse25 .cse18))))) |c_ULTIMATE.start_main_#t~short24|)) is different from true [2020-10-24 14:37:16,207 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:37:18,252 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: expecting sat or unsat [2020-10-24 14:37:18,252 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 0 imperfect interpolant sequences. [2020-10-24 14:37:18,252 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2020-10-24 14:37:18,253 ERROR L205 FreeRefinementEngine]: Strategy WOLF failed to provide any proof altough trace is infeasible [2020-10-24 14:37:18,253 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-24 14:37:18,868 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 cvc4 --incremental --print-success --lang smt --rewrite-divk,3 mathsat -unsat_core_generation=3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-24 14:37:18,898 WARN L238 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2020-10-24 14:37:18,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 02:37:18 BoogieIcfgContainer [2020-10-24 14:37:18,901 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-24 14:37:18,901 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-24 14:37:18,902 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-24 14:37:18,902 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-24 14:37:18,903 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:36:05" (3/4) ... [2020-10-24 14:37:18,908 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-24 14:37:18,908 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-24 14:37:18,912 INFO L168 Benchmark]: Toolchain (without parser) took 76198.58 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 21.9 MB in the beginning and 16.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. [2020-10-24 14:37:18,915 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 44.0 MB. Free memory was 24.6 MB in the beginning and 24.5 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:37:18,917 INFO L168 Benchmark]: CACSL2BoogieTranslator took 396.74 ms. Allocated memory is still 44.0 MB. Free memory was 21.3 MB in the beginning and 21.6 MB in the end (delta: -348.7 kB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2020-10-24 14:37:18,924 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.07 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 21.5 MB in the beginning and 39.9 MB in the end (delta: -18.4 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.1 GB. [2020-10-24 14:37:18,926 INFO L168 Benchmark]: Boogie Preprocessor took 39.01 ms. Allocated memory is still 54.5 MB. Free memory was 39.9 MB in the beginning and 38.4 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:37:18,927 INFO L168 Benchmark]: RCFGBuilder took 2238.76 ms. Allocated memory is still 54.5 MB. Free memory was 38.4 MB in the beginning and 34.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. [2020-10-24 14:37:18,936 INFO L168 Benchmark]: TraceAbstraction took 73435.24 ms. Allocated memory is still 54.5 MB. Free memory was 34.4 MB in the beginning and 16.6 MB in the end (delta: 17.9 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. [2020-10-24 14:37:18,937 INFO L168 Benchmark]: Witness Printer took 6.98 ms. Allocated memory is still 54.5 MB. Free memory was 16.6 MB in the beginning and 16.4 MB in the end (delta: 208.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:37:18,949 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 44.0 MB. Free memory was 24.6 MB in the beginning and 24.5 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 396.74 ms. Allocated memory is still 44.0 MB. Free memory was 21.3 MB in the beginning and 21.6 MB in the end (delta: -348.7 kB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 61.07 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 21.5 MB in the beginning and 39.9 MB in the end (delta: -18.4 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.01 ms. Allocated memory is still 54.5 MB. Free memory was 39.9 MB in the beginning and 38.4 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 2238.76 ms. Allocated memory is still 54.5 MB. Free memory was 38.4 MB in the beginning and 34.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 73435.24 ms. Allocated memory is still 54.5 MB. Free memory was 34.4 MB in the beginning and 16.6 MB in the end (delta: 17.9 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. * Witness Printer took 6.98 ms. Allocated memory is still 54.5 MB. Free memory was 16.6 MB in the beginning and 16.4 MB in the end (delta: 208.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L45] float a,r; [L47] a = __VERIFIER_nondet_float() [L48] EXPR 0.1f [L48] a >= 0.1f && a <= 100.f [L48] EXPR 100.f [L48] a >= 0.1f && a <= 100.f [L11] COND FALSE !(!cond) [L22] EXPR 0.5f [L22] EXPR 0.5f*x [L22] float xhalf = 0.5f*x; [L23] union float_int i; [L24] i.f = x [L25] EXPR i.i [L25] i.i = 0x5f3759df - (i.i>>1) [L26] EXPR i.f [L26] x = i.f [L27] EXPR 1.5f [L27] EXPR xhalf*x [L27] EXPR xhalf*x*x [L27] EXPR 1.5f-xhalf*x*x [L27] EXPR x*(1.5f-xhalf*x*x) [L27] x = x*(1.5f-xhalf*x*x) [L28] return x; [L28] return x; [L50] r = InvSqrt(a) [L52] EXPR 0.f [L52] r >= 0.f && r <= 10. [L52] EXPR 10. [L52] r >= 0.f && r <= 10. [L13] COND TRUE !(cond) [L3] __assert_fail("0", "inv_sqrt_Quake.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 17 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNKNOWN, OverallTime: 73.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 200 SizeOfPredicates, 0 NumberOfNonLiveVariables, 56 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: 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...