./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/float-newlib/float_req_bl_1052b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2880296f Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_1052b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cc877de57a66c963d01f9b35f68134e8e891b009 .......................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_1052b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cc877de57a66c963d01f9b35f68134e8e891b009 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-2880296 [2020-12-02 16:14:05,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 16:14:05,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 16:14:05,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 16:14:05,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 16:14:05,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 16:14:05,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 16:14:05,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 16:14:05,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 16:14:05,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 16:14:05,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 16:14:05,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 16:14:05,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 16:14:05,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 16:14:05,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 16:14:05,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 16:14:05,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 16:14:05,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 16:14:05,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 16:14:05,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 16:14:05,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 16:14:05,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 16:14:05,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 16:14:05,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 16:14:05,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 16:14:05,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 16:14:05,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 16:14:05,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 16:14:05,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 16:14:05,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 16:14:05,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 16:14:05,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 16:14:05,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 16:14:05,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 16:14:05,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 16:14:05,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 16:14:05,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 16:14:05,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 16:14:05,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 16:14:05,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 16:14:05,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 16:14:05,927 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-02 16:14:05,985 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 16:14:05,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 16:14:05,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 16:14:05,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 16:14:05,989 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 16:14:05,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 16:14:05,989 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 16:14:05,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-02 16:14:05,990 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 16:14:05,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 16:14:05,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 16:14:05,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 16:14:05,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 16:14:05,992 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 16:14:05,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 16:14:05,992 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 16:14:05,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 16:14:05,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 16:14:05,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 16:14:05,993 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 16:14:05,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 16:14:05,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 16:14:05,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 16:14:05,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 16:14:05,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 16:14:05,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-02 16:14:05,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-02 16:14:05,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 16:14:05,995 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 16:14:05,995 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc877de57a66c963d01f9b35f68134e8e891b009 [2020-12-02 16:14:06,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 16:14:06,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 16:14:06,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 16:14:06,524 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 16:14:06,526 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 16:14:06,527 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1052b.c [2020-12-02 16:14:06,610 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec6bf0fc9/3ea7192a463746818a88dab95567d55d/FLAG9f1e86e0f [2020-12-02 16:14:07,293 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 16:14:07,294 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1052b.c [2020-12-02 16:14:07,305 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec6bf0fc9/3ea7192a463746818a88dab95567d55d/FLAG9f1e86e0f [2020-12-02 16:14:07,620 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec6bf0fc9/3ea7192a463746818a88dab95567d55d [2020-12-02 16:14:07,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 16:14:07,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 16:14:07,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 16:14:07,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 16:14:07,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 16:14:07,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:14:07" (1/1) ... [2020-12-02 16:14:07,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d7807e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:07, skipping insertion in model container [2020-12-02 16:14:07,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:14:07" (1/1) ... [2020-12-02 16:14:07,659 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 16:14:07,684 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 16:14:07,925 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1052b.c[1778,1791] [2020-12-02 16:14:07,929 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 16:14:07,944 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 16:14:07,974 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1052b.c[1778,1791] [2020-12-02 16:14:07,974 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 16:14:07,992 INFO L217 MainTranslator]: Completed translation [2020-12-02 16:14:07,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:07 WrapperNode [2020-12-02 16:14:07,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 16:14:07,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 16:14:07,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 16:14:07,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 16:14:08,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:07" (1/1) ... [2020-12-02 16:14:08,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:07" (1/1) ... [2020-12-02 16:14:08,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 16:14:08,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 16:14:08,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 16:14:08,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 16:14:08,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:07" (1/1) ... [2020-12-02 16:14:08,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:07" (1/1) ... [2020-12-02 16:14:08,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:07" (1/1) ... [2020-12-02 16:14:08,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:07" (1/1) ... [2020-12-02 16:14:08,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:07" (1/1) ... [2020-12-02 16:14:08,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:07" (1/1) ... [2020-12-02 16:14:08,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:07" (1/1) ... [2020-12-02 16:14:08,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 16:14:08,091 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 16:14:08,091 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 16:14:08,092 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 16:14:08,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 16:14:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-02 16:14:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 16:14:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-12-02 16:14:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-02 16:14:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-12-02 16:14:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 16:14:08,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 16:14:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-02 16:14:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 16:14:08,585 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 16:14:08,586 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-12-02 16:14:08,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:14:08 BoogieIcfgContainer [2020-12-02 16:14:08,588 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 16:14:08,590 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 16:14:08,590 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 16:14:08,609 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 16:14:08,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:14:07" (1/3) ... [2020-12-02 16:14:08,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ffc5a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:14:08, skipping insertion in model container [2020-12-02 16:14:08,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:07" (2/3) ... [2020-12-02 16:14:08,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ffc5a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:14:08, skipping insertion in model container [2020-12-02 16:14:08,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:14:08" (3/3) ... [2020-12-02 16:14:08,613 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1052b.c [2020-12-02 16:14:08,649 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 16:14:08,656 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 16:14:08,670 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 16:14:08,700 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 16:14:08,701 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 16:14:08,701 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 16:14:08,701 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 16:14:08,701 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 16:14:08,702 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 16:14:08,702 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 16:14:08,702 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 16:14:08,719 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2020-12-02 16:14:08,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-02 16:14:08,727 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 16:14:08,728 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 16:14:08,729 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 16:14:08,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 16:14:08,736 INFO L82 PathProgramCache]: Analyzing trace with hash -2064187560, now seen corresponding path program 1 times [2020-12-02 16:14:08,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-02 16:14:08,748 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202865689] [2020-12-02 16:14:08,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-02 16:14:08,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 16:14:08,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 16:14:08,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202865689] [2020-12-02 16:14:08,939 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-02 16:14:08,940 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-02 16:14:08,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511693100] [2020-12-02 16:14:08,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 16:14:08,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-02 16:14:08,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 16:14:08,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 16:14:08,969 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 2 states. [2020-12-02 16:14:08,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 16:14:08,991 INFO L93 Difference]: Finished difference Result 56 states and 86 transitions. [2020-12-02 16:14:08,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 16:14:08,993 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2020-12-02 16:14:08,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 16:14:09,005 INFO L225 Difference]: With dead ends: 56 [2020-12-02 16:14:09,006 INFO L226 Difference]: Without dead ends: 26 [2020-12-02 16:14:09,009 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 [2020-12-02 16:14:09,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2020-12-02 16:14:09,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2020-12-02 16:14:09,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-12-02 16:14:09,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 34 transitions. [2020-12-02 16:14:09,055 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 34 transitions. Word has length 12 [2020-12-02 16:14:09,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 16:14:09,056 INFO L481 AbstractCegarLoop]: Abstraction has 26 states and 34 transitions. [2020-12-02 16:14:09,057 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 16:14:09,057 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2020-12-02 16:14:09,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-02 16:14:09,058 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 16:14:09,058 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 16:14:09,059 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-02 16:14:09,059 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 16:14:09,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 16:14:09,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1026834198, now seen corresponding path program 1 times [2020-12-02 16:14:09,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-02 16:14:09,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007704483] [2020-12-02 16:14:09,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-02 16:14:09,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 16:14:09,188 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 16:14:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 16:14:09,306 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 16:14:09,337 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-02 16:14:09,338 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-02 16:14:09,339 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-02 16:14:09,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:14:09 BoogieIcfgContainer [2020-12-02 16:14:09,383 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 16:14:09,384 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 16:14:09,384 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 16:14:09,384 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 16:14:09,385 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:14:08" (3/4) ... [2020-12-02 16:14:09,389 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-02 16:14:09,389 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 16:14:09,392 INFO L168 Benchmark]: Toolchain (without parser) took 1761.93 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 25.0 MB in the beginning and 40.6 MB in the end (delta: -15.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 16:14:09,393 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 39.8 MB. Free memory was 26.0 MB in the beginning and 26.0 MB in the end (delta: 30.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 16:14:09,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.75 ms. Allocated memory is still 48.2 MB. Free memory was 24.7 MB in the beginning and 25.4 MB in the end (delta: -627.4 kB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2020-12-02 16:14:09,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.17 ms. Allocated memory is still 48.2 MB. Free memory was 25.4 MB in the beginning and 23.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 16:14:09,396 INFO L168 Benchmark]: Boogie Preprocessor took 41.90 ms. Allocated memory is still 48.2 MB. Free memory was 23.6 MB in the beginning and 22.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 16:14:09,397 INFO L168 Benchmark]: RCFGBuilder took 496.88 ms. Allocated memory is still 48.2 MB. Free memory was 22.2 MB in the beginning and 27.3 MB in the end (delta: -5.0 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. [2020-12-02 16:14:09,398 INFO L168 Benchmark]: TraceAbstraction took 793.64 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 26.7 MB in the beginning and 41.0 MB in the end (delta: -14.3 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. [2020-12-02 16:14:09,398 INFO L168 Benchmark]: Witness Printer took 5.30 ms. Allocated memory is still 58.7 MB. Free memory is still 40.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 16:14:09,403 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 39.8 MB. Free memory was 26.0 MB in the beginning and 26.0 MB in the end (delta: 30.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 358.75 ms. Allocated memory is still 48.2 MB. Free memory was 24.7 MB in the beginning and 25.4 MB in the end (delta: -627.4 kB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 53.17 ms. Allocated memory is still 48.2 MB. Free memory was 25.4 MB in the beginning and 23.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.90 ms. Allocated memory is still 48.2 MB. Free memory was 23.6 MB in the beginning and 22.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 496.88 ms. Allocated memory is still 48.2 MB. Free memory was 22.2 MB in the beginning and 27.3 MB in the end (delta: -5.0 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 793.64 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 26.7 MB in the beginning and 41.0 MB in the end (delta: -14.3 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. * Witness Printer took 5.30 ms. Allocated memory is still 58.7 MB. Free memory is still 40.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 82]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticFLOAT_SMToperation at line 77, overapproximation of bitwiseAnd at line 66. Possible FailurePath: [L13] static const float huge_floor = 1.0e30; VAL [huge_floor=1000000000000000000000000000000] [L77] float x = -1.0f / 0.0f; [L16] __int32_t i0, j0; [L17] __uint32_t i, ix; VAL [huge_floor=1000000000000000000000000000000] [L19] ieee_float_shape_type gf_u; [L20] gf_u.value = (x) [L21] EXPR gf_u.word [L21] (i0) = gf_u.word [L23] ix = (i0 & 0x7fffffff) [L24] j0 = (ix >> 23) - 0x7f VAL [huge_floor=1000000000000000000000000000000] [L25] COND FALSE !(j0 < 23) VAL [huge_floor=1000000000000000000000000000000] [L45] COND FALSE !(!((ix) < 0x7f800000L)) [L48] return x; VAL [huge_floor=1000000000000000000000000000000] [L78] float res = floor_float(x); [L60] __int32_t ix; VAL [huge_floor=1000000000000000000000000000000] [L62] ieee_float_shape_type gf_u; [L63] gf_u.value = (x) [L64] EXPR gf_u.word [L64] (ix) = gf_u.word [L66] ix &= 0x7fffffff [L67] return ((ix) == 0x7f800000L); VAL [huge_floor=1000000000000000000000000000000] [L81] COND TRUE !isinf_float(res) [L82] reach_error() VAL [huge_floor=1000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 29 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: 37 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=29occurred 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, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 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 0.2.0-2880296 [2020-12-02 16:14:12,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 16:14:12,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 16:14:12,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 16:14:12,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 16:14:12,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 16:14:12,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 16:14:12,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 16:14:12,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 16:14:12,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 16:14:12,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 16:14:12,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 16:14:12,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 16:14:12,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 16:14:12,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 16:14:12,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 16:14:12,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 16:14:12,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 16:14:12,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 16:14:12,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 16:14:12,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 16:14:12,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 16:14:12,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 16:14:12,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 16:14:12,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 16:14:12,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 16:14:12,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 16:14:12,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 16:14:12,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 16:14:12,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 16:14:12,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 16:14:12,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 16:14:12,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 16:14:12,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 16:14:12,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 16:14:12,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 16:14:12,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 16:14:12,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 16:14:12,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 16:14:12,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 16:14:12,293 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 16:14:12,294 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-02 16:14:12,332 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 16:14:12,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 16:14:12,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 16:14:12,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 16:14:12,340 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 16:14:12,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 16:14:12,340 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 16:14:12,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 16:14:12,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 16:14:12,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 16:14:12,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 16:14:12,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 16:14:12,341 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-02 16:14:12,341 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-02 16:14:12,341 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 16:14:12,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 16:14:12,342 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 16:14:12,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 16:14:12,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 16:14:12,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 16:14:12,344 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 16:14:12,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 16:14:12,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 16:14:12,345 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 16:14:12,345 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 16:14:12,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 16:14:12,345 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-02 16:14:12,345 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-02 16:14:12,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 16:14:12,346 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 16:14:12,346 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-02 16:14:12,346 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc877de57a66c963d01f9b35f68134e8e891b009 [2020-12-02 16:14:12,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 16:14:12,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 16:14:12,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 16:14:12,813 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 16:14:12,814 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 16:14:12,815 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1052b.c [2020-12-02 16:14:12,905 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8145258fc/e559def8b9df4132a3f89f7bdf53b01e/FLAGe07ca902c [2020-12-02 16:14:13,656 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 16:14:13,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1052b.c [2020-12-02 16:14:13,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8145258fc/e559def8b9df4132a3f89f7bdf53b01e/FLAGe07ca902c [2020-12-02 16:14:14,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8145258fc/e559def8b9df4132a3f89f7bdf53b01e [2020-12-02 16:14:14,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 16:14:14,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 16:14:14,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 16:14:14,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 16:14:14,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 16:14:14,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:14:14" (1/1) ... [2020-12-02 16:14:14,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e9ab00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:14, skipping insertion in model container [2020-12-02 16:14:14,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:14:14" (1/1) ... [2020-12-02 16:14:14,075 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 16:14:14,102 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 16:14:14,353 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1052b.c[1778,1791] [2020-12-02 16:14:14,358 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 16:14:14,377 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 16:14:14,412 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1052b.c[1778,1791] [2020-12-02 16:14:14,413 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 16:14:14,435 INFO L217 MainTranslator]: Completed translation [2020-12-02 16:14:14,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:14 WrapperNode [2020-12-02 16:14:14,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 16:14:14,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 16:14:14,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 16:14:14,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 16:14:14,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:14" (1/1) ... [2020-12-02 16:14:14,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:14" (1/1) ... [2020-12-02 16:14:14,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 16:14:14,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 16:14:14,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 16:14:14,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 16:14:14,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:14" (1/1) ... [2020-12-02 16:14:14,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:14" (1/1) ... [2020-12-02 16:14:14,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:14" (1/1) ... [2020-12-02 16:14:14,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:14" (1/1) ... [2020-12-02 16:14:14,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:14" (1/1) ... [2020-12-02 16:14:14,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:14" (1/1) ... [2020-12-02 16:14:14,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:14" (1/1) ... [2020-12-02 16:14:14,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 16:14:14,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 16:14:14,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 16:14:14,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 16:14:14,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 16:14:14,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_DOUBLE [2020-12-02 16:14:14,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-02 16:14:14,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 16:14:14,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-12-02 16:14:14,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-02 16:14:14,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 16:14:14,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 16:14:14,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-12-02 16:14:14,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_FLOAT [2020-12-02 16:14:14,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-02 16:14:14,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 16:14:15,588 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 16:14:15,589 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-12-02 16:14:15,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:14:15 BoogieIcfgContainer [2020-12-02 16:14:15,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 16:14:15,597 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 16:14:15,597 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 16:14:15,603 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 16:14:15,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:14:14" (1/3) ... [2020-12-02 16:14:15,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c31a1f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:14:15, skipping insertion in model container [2020-12-02 16:14:15,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:14:14" (2/3) ... [2020-12-02 16:14:15,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c31a1f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:14:15, skipping insertion in model container [2020-12-02 16:14:15,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:14:15" (3/3) ... [2020-12-02 16:14:15,611 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1052b.c [2020-12-02 16:14:15,636 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 16:14:15,643 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 16:14:15,663 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 16:14:15,706 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 16:14:15,707 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 16:14:15,707 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 16:14:15,707 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 16:14:15,707 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 16:14:15,708 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 16:14:15,708 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 16:14:15,708 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 16:14:15,730 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2020-12-02 16:14:15,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-02 16:14:15,740 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 16:14:15,742 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 16:14:15,743 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 16:14:15,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 16:14:15,754 INFO L82 PathProgramCache]: Analyzing trace with hash -2064187560, now seen corresponding path program 1 times [2020-12-02 16:14:15,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 16:14:15,772 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [294365285] [2020-12-02 16:14:15,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-02 16:14:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 16:14:16,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-02 16:14:16,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 16:14:16,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 16:14:16,276 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 16:14:16,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 16:14:16,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [294365285] [2020-12-02 16:14:16,315 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 16:14:16,315 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-12-02 16:14:16,317 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829741463] [2020-12-02 16:14:16,324 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 16:14:16,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 16:14:16,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 16:14:16,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 16:14:16,353 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 2 states. [2020-12-02 16:14:16,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 16:14:16,383 INFO L93 Difference]: Finished difference Result 56 states and 86 transitions. [2020-12-02 16:14:16,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 16:14:16,385 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2020-12-02 16:14:16,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 16:14:16,399 INFO L225 Difference]: With dead ends: 56 [2020-12-02 16:14:16,399 INFO L226 Difference]: Without dead ends: 26 [2020-12-02 16:14:16,404 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 16:14:16,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2020-12-02 16:14:16,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2020-12-02 16:14:16,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-12-02 16:14:16,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 34 transitions. [2020-12-02 16:14:16,473 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 34 transitions. Word has length 12 [2020-12-02 16:14:16,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 16:14:16,475 INFO L481 AbstractCegarLoop]: Abstraction has 26 states and 34 transitions. [2020-12-02 16:14:16,475 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 16:14:16,475 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2020-12-02 16:14:16,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-02 16:14:16,476 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 16:14:16,477 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 16:14:16,691 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-02 16:14:16,692 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 16:14:16,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 16:14:16,694 INFO L82 PathProgramCache]: Analyzing trace with hash -1026834198, now seen corresponding path program 1 times [2020-12-02 16:14:16,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 16:14:16,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1645551320] [2020-12-02 16:14:16,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-02 16:14:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 16:14:16,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-02 16:14:17,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 16:14:17,892 WARN L197 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-02 16:14:23,597 WARN L197 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-02 16:14:31,862 WARN L197 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-12-02 16:14:31,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 16:14:31,916 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 16:14:35,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 16:14:35,744 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1645551320] [2020-12-02 16:14:35,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 16:14:35,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2020-12-02 16:14:35,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879311040] [2020-12-02 16:14:35,749 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-02 16:14:35,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 16:14:35,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-02 16:14:35,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=49, Unknown=5, NotChecked=0, Total=72 [2020-12-02 16:14:35,756 INFO L87 Difference]: Start difference. First operand 26 states and 34 transitions. Second operand 9 states. [2020-12-02 16:14:41,006 WARN L197 SmtUtils]: Spent 917.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-12-02 16:14:55,007 WARN L197 SmtUtils]: Spent 8.27 s on a formula simplification that was a NOOP. DAG size: 43 [2020-12-02 16:15:07,327 WARN L197 SmtUtils]: Spent 9.93 s on a formula simplification that was a NOOP. DAG size: 49 [2020-12-02 16:15:23,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 16:15:23,049 INFO L93 Difference]: Finished difference Result 59 states and 64 transitions. [2020-12-02 16:15:23,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-02 16:15:23,050 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2020-12-02 16:15:23,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 16:15:23,051 INFO L225 Difference]: With dead ends: 59 [2020-12-02 16:15:23,052 INFO L226 Difference]: Without dead ends: 48 [2020-12-02 16:15:23,053 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 50.1s TimeCoverageRelationStatistics Valid=49, Invalid=102, Unknown=5, NotChecked=0, Total=156 [2020-12-02 16:15:23,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2020-12-02 16:15:23,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 26. [2020-12-02 16:15:23,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-12-02 16:15:23,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 31 transitions. [2020-12-02 16:15:23,064 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 31 transitions. Word has length 14 [2020-12-02 16:15:23,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 16:15:23,064 INFO L481 AbstractCegarLoop]: Abstraction has 26 states and 31 transitions. [2020-12-02 16:15:23,064 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-02 16:15:23,064 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2020-12-02 16:15:23,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-02 16:15:23,065 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 16:15:23,065 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 16:15:23,267 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-02 16:15:23,268 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 16:15:23,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 16:15:23,269 INFO L82 PathProgramCache]: Analyzing trace with hash -217487572, now seen corresponding path program 1 times [2020-12-02 16:15:23,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 16:15:23,271 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2061088458] [2020-12-02 16:15:23,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-02 16:15:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 16:15:23,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 16 conjunts are in the unsatisfiable core [2020-12-02 16:15:23,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 16:15:25,093 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 35 [2020-12-02 16:15:30,479 WARN L197 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-12-02 16:15:41,681 WARN L197 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-12-02 16:15:57,842 WARN L197 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-12-02 16:15:57,868 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 16:15:57,873 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-02 16:16:01,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 16:16:01,373 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 16:16:16,124 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-02 16:16:16,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 16:16:16,477 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2061088458] [2020-12-02 16:16:16,477 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 16:16:16,477 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 15 [2020-12-02 16:16:16,478 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672085315] [2020-12-02 16:16:16,478 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-12-02 16:16:16,478 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 16:16:16,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-12-02 16:16:16,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=167, Unknown=9, NotChecked=0, Total=210 [2020-12-02 16:16:16,480 INFO L87 Difference]: Start difference. First operand 26 states and 31 transitions. Second operand 15 states. [2020-12-02 16:17:50,187 WARN L197 SmtUtils]: Spent 10.09 s on a formula simplification that was a NOOP. DAG size: 48 [2020-12-02 16:18:33,679 WARN L197 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 40 [2020-12-02 16:19:16,139 WARN L197 SmtUtils]: Spent 19.48 s on a formula simplification that was a NOOP. DAG size: 56 [2020-12-02 16:20:08,844 WARN L197 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 46 [2020-12-02 16:21:21,499 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-02 16:21:22,418 WARN L197 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-02 16:21:22,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 16:21:22,655 INFO L93 Difference]: Finished difference Result 38 states and 42 transitions. [2020-12-02 16:21:22,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-02 16:21:22,656 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 14 [2020-12-02 16:21:22,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 16:21:22,657 INFO L225 Difference]: With dead ends: 38 [2020-12-02 16:21:22,657 INFO L226 Difference]: Without dead ends: 25 [2020-12-02 16:21:22,658 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 162.3s TimeCoverageRelationStatistics Valid=81, Invalid=323, Unknown=16, NotChecked=0, Total=420 [2020-12-02 16:21:22,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2020-12-02 16:21:22,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2020-12-02 16:21:22,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2020-12-02 16:21:22,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 28 transitions. [2020-12-02 16:21:22,663 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 28 transitions. Word has length 14 [2020-12-02 16:21:22,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 16:21:22,663 INFO L481 AbstractCegarLoop]: Abstraction has 25 states and 28 transitions. [2020-12-02 16:21:22,663 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-12-02 16:21:22,664 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2020-12-02 16:21:22,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-02 16:21:22,664 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 16:21:22,665 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 16:21:22,877 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-02 16:21:22,877 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 16:21:22,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 16:21:22,879 INFO L82 PathProgramCache]: Analyzing trace with hash 1158240359, now seen corresponding path program 1 times [2020-12-02 16:21:22,880 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 16:21:22,881 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2121741796] [2020-12-02 16:21:22,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-12-02 16:21:23,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 16:21:23,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-02 16:21:23,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 16:21:25,809 WARN L197 SmtUtils]: Spent 760.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-02 16:21:31,776 WARN L197 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-02 16:21:42,092 WARN L197 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-12-02 16:21:42,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 16:21:42,118 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 16:21:46,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 16:21:46,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2121741796] [2020-12-02 16:21:46,474 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 16:21:46,474 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2020-12-02 16:21:46,474 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861470967] [2020-12-02 16:21:46,475 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-02 16:21:46,475 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 16:21:46,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-02 16:21:46,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=48, Unknown=6, NotChecked=0, Total=72 [2020-12-02 16:21:46,476 INFO L87 Difference]: Start difference. First operand 25 states and 28 transitions. Second operand 9 states. [2020-12-02 16:21:53,717 WARN L197 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 35 [2020-12-02 16:22:11,973 WARN L197 SmtUtils]: Spent 9.50 s on a formula simplification that was a NOOP. DAG size: 43 [2020-12-02 16:22:27,269 WARN L197 SmtUtils]: Spent 13.42 s on a formula simplification that was a NOOP. DAG size: 53 [2020-12-02 16:22:27,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 16:22:27,271 INFO L93 Difference]: Finished difference Result 25 states and 28 transitions. [2020-12-02 16:22:27,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-02 16:22:27,272 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 18 [2020-12-02 16:22:27,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 16:22:27,272 INFO L225 Difference]: With dead ends: 25 [2020-12-02 16:22:27,272 INFO L226 Difference]: Without dead ends: 0 [2020-12-02 16:22:27,273 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 60.2s TimeCoverageRelationStatistics Valid=42, Invalid=84, Unknown=6, NotChecked=0, Total=132 [2020-12-02 16:22:27,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-02 16:22:27,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-02 16:22:27,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-02 16:22:27,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-02 16:22:27,273 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2020-12-02 16:22:27,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 16:22:27,273 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-02 16:22:27,274 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-02 16:22:27,274 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-02 16:22:27,274 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-02 16:22:27,474 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-02 16:22:27,478 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-02 16:22:33,127 WARN L197 SmtUtils]: Spent 5.60 s on a formula simplification. DAG size of input: 82 DAG size of output: 35 [2020-12-02 16:22:40,057 WARN L197 SmtUtils]: Spent 6.93 s on a formula simplification. DAG size of input: 67 DAG size of output: 46 [2020-12-02 16:22:58,689 WARN L197 SmtUtils]: Spent 18.63 s on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2020-12-02 16:22:58,858 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-02 16:22:58,861 INFO L262 CegarLoopResult]: For program point L27(lines 27 33) no Hoare annotation was computed. [2020-12-02 16:22:58,862 INFO L262 CegarLoopResult]: For program point L81(lines 81 84) no Hoare annotation was computed. [2020-12-02 16:22:58,862 INFO L262 CegarLoopResult]: For program point L36(lines 36 37) no Hoare annotation was computed. [2020-12-02 16:22:58,862 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-02 16:22:58,862 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-02 16:22:58,862 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-02 16:22:58,862 INFO L262 CegarLoopResult]: For program point L28(lines 28 32) no Hoare annotation was computed. [2020-12-02 16:22:58,863 INFO L262 CegarLoopResult]: For program point L61-1(lines 61 65) no Hoare annotation was computed. [2020-12-02 16:22:58,863 INFO L258 CegarLoopResult]: At program point L61-2(lines 61 65) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_main_#t~nondet23_8| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet22_8| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet21_8| (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet21_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet21_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet21_8|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet22_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet22_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet22_8|))) (.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet23_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet23_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet23_8|)))) (and (= .cse0 (_ +zero 8 24)) (= .cse1 (fp.neg .cse2)) (= ((_ to_fp 8 24) ~CRM 1.0) .cse2) (= (fp ((_ extract 31 31) ULTIMATE.start_floor_float_~x) ((_ extract 30 23) ULTIMATE.start_floor_float_~x) ((_ extract 22 0) ULTIMATE.start_floor_float_~x)) (fp.div ~CRM .cse1 .cse0))))) (= roundNearestTiesToEven ~CRM) (= (bvand (_ bv2147483647 32) |ULTIMATE.start_floor_float_#res|) (_ bv2139095040 32)) (= (bvadd (bvand (_ bv2147483647 32) ULTIMATE.start_isinf_float_~x) (_ bv2155872256 32)) (_ bv0 32))) [2020-12-02 16:22:58,863 INFO L262 CegarLoopResult]: For program point L61-3(lines 61 65) no Hoare annotation was computed. [2020-12-02 16:22:58,864 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2020-12-02 16:22:58,864 INFO L265 CegarLoopResult]: At program point L86(lines 70 87) the Hoare annotation is: true [2020-12-02 16:22:58,864 INFO L262 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-12-02 16:22:58,864 INFO L262 CegarLoopResult]: For program point L45(lines 45 48) no Hoare annotation was computed. [2020-12-02 16:22:58,865 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-02 16:22:58,865 INFO L262 CegarLoopResult]: For program point L25(lines 25 49) no Hoare annotation was computed. [2020-12-02 16:22:58,865 INFO L262 CegarLoopResult]: For program point L50(lines 50 54) no Hoare annotation was computed. [2020-12-02 16:22:58,865 INFO L262 CegarLoopResult]: For program point L50-1(lines 15 56) no Hoare annotation was computed. [2020-12-02 16:22:58,865 INFO L262 CegarLoopResult]: For program point L50-2(lines 50 54) no Hoare annotation was computed. [2020-12-02 16:22:58,865 INFO L262 CegarLoopResult]: For program point L38(lines 38 42) no Hoare annotation was computed. [2020-12-02 16:22:58,866 INFO L258 CegarLoopResult]: At program point L67(lines 59 68) the Hoare annotation is: (and (= (bvadd |ULTIMATE.start_isinf_float_#res| (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd (bvand (_ bv2147483647 32) ULTIMATE.start_isinf_float_~ix~1) (_ bv2155872256 32)) (_ bv0 32))) [2020-12-02 16:22:58,866 INFO L262 CegarLoopResult]: For program point L30(lines 30 32) no Hoare annotation was computed. [2020-12-02 16:22:58,866 INFO L262 CegarLoopResult]: For program point L26(lines 26 43) no Hoare annotation was computed. [2020-12-02 16:22:58,866 INFO L258 CegarLoopResult]: At program point L55(lines 15 56) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_main_#t~nondet23_8| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet22_8| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet21_8| (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet21_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet21_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet21_8|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet22_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet22_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet22_8|))) (.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet23_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet23_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet23_8|)))) (and (= .cse0 (_ +zero 8 24)) (= .cse1 (fp.neg .cse2)) (= ((_ to_fp 8 24) ~CRM 1.0) .cse2) (= (fp ((_ extract 31 31) ULTIMATE.start_floor_float_~x) ((_ extract 30 23) ULTIMATE.start_floor_float_~x) ((_ extract 22 0) ULTIMATE.start_floor_float_~x)) (fp.div ~CRM .cse1 .cse0))))) (= roundNearestTiesToEven ~CRM) (= (bvand (_ bv2147483647 32) |ULTIMATE.start_floor_float_#res|) (_ bv2139095040 32))) [2020-12-02 16:22:58,867 INFO L262 CegarLoopResult]: For program point L18-1(lines 18 22) no Hoare annotation was computed. [2020-12-02 16:22:58,867 INFO L258 CegarLoopResult]: At program point L18-2(lines 18 22) the Hoare annotation is: (and (= roundNearestTiesToEven ~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet22_6| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet21_6| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet23_6| (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet21_6|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet21_6|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet21_6|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet22_6|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet22_6|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet22_6|))) (.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet23_6|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet23_6|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet23_6|)))) (and (= (_ +zero 8 24) .cse0) (= .cse1 (fp.neg .cse2)) (= ((_ to_fp 8 24) roundNearestTiesToEven 1.0) .cse2) (= (fp.div roundNearestTiesToEven .cse1 .cse0) (fp ((_ extract 31 31) ULTIMATE.start_floor_float_~x) ((_ extract 30 23) ULTIMATE.start_floor_float_~x) ((_ extract 22 0) ULTIMATE.start_floor_float_~x))))))) [2020-12-02 16:22:58,867 INFO L262 CegarLoopResult]: For program point L18-3(lines 18 22) no Hoare annotation was computed. [2020-12-02 16:22:58,867 INFO L262 CegarLoopResult]: For program point L39(lines 39 40) no Hoare annotation was computed. [2020-12-02 16:22:58,867 INFO L262 CegarLoopResult]: For program point L39-2(lines 39 40) no Hoare annotation was computed. [2020-12-02 16:22:58,879 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:58,880 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:58,881 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:58,881 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:58,881 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:58,881 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:58,882 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:58,882 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:58,882 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:58,882 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:58,883 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:58,883 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:58,883 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:58,883 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:58,883 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:58,884 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:58,884 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:58,884 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:58,884 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:58,885 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:58,885 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:58,891 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:58,893 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:58,893 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:58,894 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:58,894 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:58,894 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:58,894 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:58,894 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:58,895 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:58,895 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:58,900 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:58,901 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:58,901 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:58,901 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:58,901 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:58,902 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:58,902 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:58,902 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:58,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:58,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:58,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:58,908 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,908 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,909 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,909 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,909 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,909 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,910 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,910 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,910 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,911 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,911 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,911 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,917 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:58,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,925 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,925 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,925 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,925 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,926 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,926 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,926 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,926 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,927 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,930 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,931 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,931 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,931 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,932 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,932 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,934 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,934 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,935 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:58,936 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,938 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,939 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,939 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,939 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,939 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,939 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,940 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,940 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,940 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,940 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,941 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:58,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,949 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,949 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,949 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,949 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:58,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:58,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:58,955 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:58,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:22:58 BoogieIcfgContainer [2020-12-02 16:22:58,963 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 16:22:58,964 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 16:22:58,966 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 16:22:58,966 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 16:22:58,967 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:14:15" (3/4) ... [2020-12-02 16:22:58,975 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-02 16:22:58,999 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2020-12-02 16:22:58,999 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-02 16:22:59,000 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 16:22:59,000 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 16:22:59,041 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~roundNearestTiesToEven == unknown-~CRM-unknown && (\exists v_ULTIMATE.start_main_#t~nondet22_6 : bv32, v_ULTIMATE.start_main_#t~nondet21_6 : bv32, v_ULTIMATE.start_main_#t~nondet23_6 : bv32 :: ((~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet23_6[31:31], v_ULTIMATE.start_main_#t~nondet23_6[30:23], v_ULTIMATE.start_main_#t~nondet23_6[22:0]) && ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet22_6[31:31], v_ULTIMATE.start_main_#t~nondet22_6[30:23], v_ULTIMATE.start_main_#t~nondet22_6[22:0]) == ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet21_6[31:31], v_ULTIMATE.start_main_#t~nondet21_6[30:23], v_ULTIMATE.start_main_#t~nondet21_6[22:0]))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet21_6[31:31], v_ULTIMATE.start_main_#t~nondet21_6[30:23], v_ULTIMATE.start_main_#t~nondet21_6[22:0])) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet22_6[31:31], v_ULTIMATE.start_main_#t~nondet22_6[30:23], v_ULTIMATE.start_main_#t~nondet22_6[22:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet23_6[31:31], v_ULTIMATE.start_main_#t~nondet23_6[30:23], v_ULTIMATE.start_main_#t~nondet23_6[22:0])) == ~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0])) [2020-12-02 16:22:59,042 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists v_ULTIMATE.start_main_#t~nondet23_8 : bv32, v_ULTIMATE.start_main_#t~nondet22_8 : bv32, v_ULTIMATE.start_main_#t~nondet21_8 : bv32 :: ((~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet23_8[31:31], v_ULTIMATE.start_main_#t~nondet23_8[30:23], v_ULTIMATE.start_main_#t~nondet23_8[22:0]) == ~Pluszero~LONGDOUBLE() && ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet22_8[31:31], v_ULTIMATE.start_main_#t~nondet22_8[30:23], v_ULTIMATE.start_main_#t~nondet22_8[22:0]) == ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet21_8[31:31], v_ULTIMATE.start_main_#t~nondet21_8[30:23], v_ULTIMATE.start_main_#t~nondet21_8[22:0]))) && ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, 1.0) == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet21_8[31:31], v_ULTIMATE.start_main_#t~nondet21_8[30:23], v_ULTIMATE.start_main_#t~nondet21_8[22:0])) && ~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0]) == ~fp.div~FLOAT(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet22_8[31:31], v_ULTIMATE.start_main_#t~nondet22_8[30:23], v_ULTIMATE.start_main_#t~nondet22_8[22:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet23_8[31:31], v_ULTIMATE.start_main_#t~nondet23_8[30:23], v_ULTIMATE.start_main_#t~nondet23_8[22:0]))) && ~roundNearestTiesToEven == unknown-~CRM-unknown) && ~bvand32(2147483647bv32, \result) == 2139095040bv32 [2020-12-02 16:22:59,043 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_ULTIMATE.start_main_#t~nondet23_8 : bv32, v_ULTIMATE.start_main_#t~nondet22_8 : bv32, v_ULTIMATE.start_main_#t~nondet21_8 : bv32 :: ((~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet23_8[31:31], v_ULTIMATE.start_main_#t~nondet23_8[30:23], v_ULTIMATE.start_main_#t~nondet23_8[22:0]) == ~Pluszero~LONGDOUBLE() && ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet22_8[31:31], v_ULTIMATE.start_main_#t~nondet22_8[30:23], v_ULTIMATE.start_main_#t~nondet22_8[22:0]) == ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet21_8[31:31], v_ULTIMATE.start_main_#t~nondet21_8[30:23], v_ULTIMATE.start_main_#t~nondet21_8[22:0]))) && ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, 1.0) == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet21_8[31:31], v_ULTIMATE.start_main_#t~nondet21_8[30:23], v_ULTIMATE.start_main_#t~nondet21_8[22:0])) && ~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0]) == ~fp.div~FLOAT(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet22_8[31:31], v_ULTIMATE.start_main_#t~nondet22_8[30:23], v_ULTIMATE.start_main_#t~nondet22_8[22:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet23_8[31:31], v_ULTIMATE.start_main_#t~nondet23_8[30:23], v_ULTIMATE.start_main_#t~nondet23_8[22:0]))) && ~roundNearestTiesToEven == unknown-~CRM-unknown) && ~bvand32(2147483647bv32, \result) == 2139095040bv32) && ~bvadd64(~bvand32(2147483647bv32, x), 2155872256bv32) == 0bv32 [2020-12-02 16:22:59,045 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~bvadd64(\result, 4294967295bv32) == 0bv32 && ~bvadd64(~bvand32(2147483647bv32, ix), 2155872256bv32) == 0bv32 [2020-12-02 16:22:59,111 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-12-02 16:22:59,115 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 16:22:59,117 INFO L168 Benchmark]: Toolchain (without parser) took 525068.38 ms. Allocated memory was 46.1 MB in the beginning and 69.2 MB in the end (delta: 23.1 MB). Free memory was 31.6 MB in the beginning and 41.4 MB in the end (delta: -9.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2020-12-02 16:22:59,120 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 46.1 MB. Free memory is still 28.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 16:22:59,122 INFO L168 Benchmark]: CACSL2BoogieTranslator took 385.88 ms. Allocated memory is still 46.1 MB. Free memory was 31.5 MB in the beginning and 19.8 MB in the end (delta: 11.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-02 16:22:59,122 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.36 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 19.8 MB in the beginning and 40.1 MB in the end (delta: -20.3 MB). Peak memory consumption was 3.0 MB. Max. memory is 16.1 GB. [2020-12-02 16:22:59,123 INFO L168 Benchmark]: Boogie Preprocessor took 46.59 ms. Allocated memory is still 56.6 MB. Free memory was 40.1 MB in the beginning and 38.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 16:22:59,123 INFO L168 Benchmark]: RCFGBuilder took 1045.49 ms. Allocated memory is still 56.6 MB. Free memory was 38.2 MB in the beginning and 31.2 MB in the end (delta: 7.0 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. [2020-12-02 16:22:59,124 INFO L168 Benchmark]: TraceAbstraction took 523366.53 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 30.7 MB in the beginning and 45.2 MB in the end (delta: -14.5 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. [2020-12-02 16:22:59,125 INFO L168 Benchmark]: Witness Printer took 151.82 ms. Allocated memory is still 69.2 MB. Free memory was 45.2 MB in the beginning and 41.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-02 16:22:59,129 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 46.1 MB. Free memory is still 28.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 385.88 ms. Allocated memory is still 46.1 MB. Free memory was 31.5 MB in the beginning and 19.8 MB in the end (delta: 11.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 62.36 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 19.8 MB in the beginning and 40.1 MB in the end (delta: -20.3 MB). Peak memory consumption was 3.0 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 46.59 ms. Allocated memory is still 56.6 MB. Free memory was 40.1 MB in the beginning and 38.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1045.49 ms. Allocated memory is still 56.6 MB. Free memory was 38.2 MB in the beginning and 31.2 MB in the end (delta: 7.0 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 523366.53 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 30.7 MB in the beginning and 45.2 MB in the end (delta: -14.5 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. * Witness Printer took 151.82 ms. Allocated memory is still 69.2 MB. Free memory was 45.2 MB in the beginning and 41.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 18]: Loop Invariant [2020-12-02 16:22:59,162 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:59,163 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:59,163 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:59,163 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:59,163 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:59,164 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:59,164 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:59,164 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:59,164 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:59,164 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:59,165 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:59,165 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:59,165 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:59,165 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:59,165 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:59,165 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:59,166 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:59,166 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:59,166 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:59,166 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:59,166 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:59,168 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:59,168 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:59,168 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:59,168 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:59,168 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:59,169 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:59,169 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:59,169 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:59,169 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:59,169 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:59,169 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:59,170 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:59,170 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:59,170 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_6,QUANTIFIED] [2020-12-02 16:22:59,170 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:59,170 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:59,171 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:59,171 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_6,QUANTIFIED] [2020-12-02 16:22:59,171 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:59,171 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] [2020-12-02 16:22:59,171 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_6,QUANTIFIED] Derived loop invariant: ~roundNearestTiesToEven == unknown-~CRM-unknown && (\exists v_ULTIMATE.start_main_#t~nondet22_6 : bv32, v_ULTIMATE.start_main_#t~nondet21_6 : bv32, v_ULTIMATE.start_main_#t~nondet23_6 : bv32 :: ((~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet23_6[31:31], v_ULTIMATE.start_main_#t~nondet23_6[30:23], v_ULTIMATE.start_main_#t~nondet23_6[22:0]) && ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet22_6[31:31], v_ULTIMATE.start_main_#t~nondet22_6[30:23], v_ULTIMATE.start_main_#t~nondet22_6[22:0]) == ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet21_6[31:31], v_ULTIMATE.start_main_#t~nondet21_6[30:23], v_ULTIMATE.start_main_#t~nondet21_6[22:0]))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet21_6[31:31], v_ULTIMATE.start_main_#t~nondet21_6[30:23], v_ULTIMATE.start_main_#t~nondet21_6[22:0])) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet22_6[31:31], v_ULTIMATE.start_main_#t~nondet22_6[30:23], v_ULTIMATE.start_main_#t~nondet22_6[22:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet23_6[31:31], v_ULTIMATE.start_main_#t~nondet23_6[30:23], v_ULTIMATE.start_main_#t~nondet23_6[22:0])) == ~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0])) - InvariantResult [Line: 61]: Loop Invariant [2020-12-02 16:22:59,173 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,174 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,174 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,174 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,174 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,174 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,175 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,175 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,175 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,175 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,175 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,176 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,176 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,176 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,176 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,176 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,177 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,177 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,177 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:59,178 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,179 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,179 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,179 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,179 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,179 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,180 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,180 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,180 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,180 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,180 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,181 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,181 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,181 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,181 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,182 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,182 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,182 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,182 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((\exists v_ULTIMATE.start_main_#t~nondet23_8 : bv32, v_ULTIMATE.start_main_#t~nondet22_8 : bv32, v_ULTIMATE.start_main_#t~nondet21_8 : bv32 :: ((~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet23_8[31:31], v_ULTIMATE.start_main_#t~nondet23_8[30:23], v_ULTIMATE.start_main_#t~nondet23_8[22:0]) == ~Pluszero~LONGDOUBLE() && ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet22_8[31:31], v_ULTIMATE.start_main_#t~nondet22_8[30:23], v_ULTIMATE.start_main_#t~nondet22_8[22:0]) == ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet21_8[31:31], v_ULTIMATE.start_main_#t~nondet21_8[30:23], v_ULTIMATE.start_main_#t~nondet21_8[22:0]))) && ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, 1.0) == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet21_8[31:31], v_ULTIMATE.start_main_#t~nondet21_8[30:23], v_ULTIMATE.start_main_#t~nondet21_8[22:0])) && ~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0]) == ~fp.div~FLOAT(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet22_8[31:31], v_ULTIMATE.start_main_#t~nondet22_8[30:23], v_ULTIMATE.start_main_#t~nondet22_8[22:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet23_8[31:31], v_ULTIMATE.start_main_#t~nondet23_8[30:23], v_ULTIMATE.start_main_#t~nondet23_8[22:0]))) && ~roundNearestTiesToEven == unknown-~CRM-unknown) && ~bvand32(2147483647bv32, \result) == 2139095040bv32) && ~bvadd64(~bvand32(2147483647bv32, x), 2155872256bv32) == 0bv32 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 15]: Loop Invariant [2020-12-02 16:22:59,184 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,184 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,184 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,184 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,184 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,185 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,185 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,185 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,185 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,185 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,186 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,186 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,187 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,187 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,187 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,188 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,188 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,188 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,188 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:22:59,190 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,190 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,191 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,191 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,191 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,191 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,192 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,192 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,192 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,192 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,193 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,193 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet21_8,QUANTIFIED] [2020-12-02 16:22:59,193 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,193 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,193 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet22_8,QUANTIFIED] [2020-12-02 16:22:59,194 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,194 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,195 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet23_8,QUANTIFIED] [2020-12-02 16:22:59,195 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((\exists v_ULTIMATE.start_main_#t~nondet23_8 : bv32, v_ULTIMATE.start_main_#t~nondet22_8 : bv32, v_ULTIMATE.start_main_#t~nondet21_8 : bv32 :: ((~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet23_8[31:31], v_ULTIMATE.start_main_#t~nondet23_8[30:23], v_ULTIMATE.start_main_#t~nondet23_8[22:0]) == ~Pluszero~LONGDOUBLE() && ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet22_8[31:31], v_ULTIMATE.start_main_#t~nondet22_8[30:23], v_ULTIMATE.start_main_#t~nondet22_8[22:0]) == ~fp.neg~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet21_8[31:31], v_ULTIMATE.start_main_#t~nondet21_8[30:23], v_ULTIMATE.start_main_#t~nondet21_8[22:0]))) && ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, 1.0) == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet21_8[31:31], v_ULTIMATE.start_main_#t~nondet21_8[30:23], v_ULTIMATE.start_main_#t~nondet21_8[22:0])) && ~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0]) == ~fp.div~FLOAT(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet22_8[31:31], v_ULTIMATE.start_main_#t~nondet22_8[30:23], v_ULTIMATE.start_main_#t~nondet22_8[22:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet23_8[31:31], v_ULTIMATE.start_main_#t~nondet23_8[30:23], v_ULTIMATE.start_main_#t~nondet23_8[22:0]))) && ~roundNearestTiesToEven == unknown-~CRM-unknown) && ~bvand32(2147483647bv32, \result) == 2139095040bv32 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ~bvadd64(\result, 4294967295bv32) == 0bv32 && ~bvadd64(~bvand32(2147483647bv32, ix), 2155872256bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 29 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 491.7s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 394.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 31.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 80 SDtfs, 186 SDslu, 263 SDs, 0 SdLazy, 110 SolverSat, 14 SolverUnsat, 54 SolverUnknown, 0 SolverNotchecked, 185.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 121 GetRequests, 78 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 272.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29occurred 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, 4 MinimizatonAttempts, 22 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 12 NumberOfFragments, 229 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 516 FormulaSimplificationTreeSizeReductionInter, 31.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 95.0s InterpolantComputationTime, 58 NumberOfCodeBlocks, 58 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 108 ConstructedInterpolants, 23 QuantifiedInterpolants, 21889 SizeOfPredicates, 23 NumberOfNonLiveVariables, 234 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...